--- title: "Meaning & Key Takeaway of: The star S0-2 orbits around Sgr A* every…" description: "\"The star S0-2 orbits around Sgr A* every 16 years and will go through its closest approach in 2018. That's an opportunity to test Einstein's General Re..." image: "https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg" --- # The star S0-2 orbits around Sgr A\* every 16 years and will… ![“The star S0-2 orbits around Sgr A* every 16 years and will go through its closest approach in 2018. That's an opportunity to test Einstein's General Relativity theory through very precise measurements of this star's short period orbit.” quote by Andrea M. Ghez](https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg) [Download](https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg) [Open image](https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg) > “The star S0-2 orbits around Sgr A\* every 16 years and will go through its closest approach in 2018. That's an opportunity to test Einstein's General Relativity theory through very precise measurements of this star's short period orbit.” [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Observing star S0‑2’s close approach tests Einstein’s relativity with precise orbital data. **In simple terms:** Star orbit tests relativity. Key Takeaway Use astronomical events to verify physics. Themes science astronomy relativity Mood curious analytical Type scientific educational When to use this quote - research planning - data analysis - educational outreach Key Concepts general relativity orbital mechanics Questions to Reflect On - How can we improve measurement accuracy? - What other phenomena could test relativity? A Different Perspective Measurements may be limited by instrument precision and interference. ★ ★ ★ ★ ★ No ratings yet [Approach](https://sms4smile.com/quotes/about/approach/) [Around](https://sms4smile.com/quotes/about/around/) [Astronomy](https://sms4smile.com/quotes/about/astronomy/) [Closest](https://sms4smile.com/quotes/about/closest/) [Einstein](https://sms4smile.com/quotes/about/einstein/) [Every](https://sms4smile.com/quotes/about/every/) [General](https://sms4smile.com/quotes/about/general/) [General relativity](https://sms4smile.com/quotes/about/general-relativity/) [Go](https://sms4smile.com/quotes/about/go/) [Measurements](https://sms4smile.com/quotes/about/measurements/) [Opportunity](https://sms4smile.com/quotes/about/opportunity/) [Orbit](https://sms4smile.com/quotes/about/orbit/) [Orbits Sgr](https://sms4smile.com/quotes/about/orbits-sgr-2316532/) [Period](https://sms4smile.com/quotes/about/period/) [Period Orbit](https://sms4smile.com/quotes/about/period-orbit-2316535/) [Precise](https://sms4smile.com/quotes/about/precise/) [Relativity](https://sms4smile.com/quotes/about/relativity/) [S0 Orbits](https://sms4smile.com/quotes/about/s0-orbits-2316533/) [Short](https://sms4smile.com/quotes/about/short/) [Short period](https://sms4smile.com/quotes/about/short-period/) [Star](https://sms4smile.com/quotes/about/star/) [Star S0](https://sms4smile.com/quotes/about/star-s0-2316534/) [Test](https://sms4smile.com/quotes/about/test/) [Theory](https://sms4smile.com/quotes/about/theory/) [Through](https://sms4smile.com/quotes/about/through/) [Very](https://sms4smile.com/quotes/about/very/) [Will](https://sms4smile.com/quotes/about/will/) [Years](https://sms4smile.com/quotes/about/years/) ## Related quotes > [When you're young, you think life is forever, but it's finite. I'm 68, so even by the maddest measurements, I'm in the last bit…](https://sms4smile.com/quotes/joanna-lumley/when-you-re-young-you-think-life-is-forever-but-it-s-finite-i-m-68-so/) [Joanna Lumley](https://sms4smile.com/quotes/author/joanna-lumley/) > [Scientific management promised to replace rules of thumb with accurate measurements.](https://sms4smile.com/quotes/jill-lepore/scientific-management-promised-to-replace-rules-of-thumb-with/) [Jill Lepore](https://sms4smile.com/quotes/author/jill-lepore/) > [“What speaks to the soul, escapes our measurements.”](https://sms4smile.com/quotes/alexander-von-humboldt/what-speaks-to-the-soul-escapes-our-measurements/) [Alexander von Humboldt](https://sms4smile.com/quotes/author/alexander-von-humboldt/) > [Modern science is predicated on 'truths' verified through accurate observation and measurements of physical world phenomena.](https://sms4smile.com/quotes/anonymous/modern-science-is-predicated-on-truths-verified-through-accurate/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [I stumbled upon the 3x1 shop because it's a few doors up from the 'V' magazine offices on Mercer. The store is intense: They…](https://sms4smile.com/quotes/derek-blasberg/i-stumbled-upon-the-3x1-shop-because-it-s-a-few-doors-up-from-the-v/) [Derek Blasberg](https://sms4smile.com/quotes/author/derek-blasberg/) > [I always tell people, if you need a recipe with measurements every single time you cook, you don't trust yourself.](https://sms4smile.com/quotes/tabitha-brown/i-always-tell-people-if-you-need-a-recipe-with-measurements-every/) [Tabitha Brown](https://sms4smile.com/quotes/author/tabitha-brown/) > [I've been 5-6 since I've been at least 17 or 18. I think somebody made a mistake on the measurements.](https://sms4smile.com/quotes/jose-altuve/i-ve-been-5-6-since-i-ve-been-at-least-17-or-18-i-think-somebody-made/) [Jose Altuve](https://sms4smile.com/quotes/author/jose-altuve/) > [A woman is often measured by the things she cannot control. She is measured by the way her body curves or doesn't curve, by…](https://sms4smile.com/quotes/marilyn-monroe/a-woman-is-often-measured-by-the-things-she-cannot-control-she-is/) [Marilyn Monroe](https://sms4smile.com/quotes/author/marilyn-monroe/) > [There are a lot of mysteries about quantum mechanics, but they mostly arise in very detailed measurements in controlled settings.](https://sms4smile.com/quotes/lisa-randall/there-are-a-lot-of-mysteries-about-quantum-mechanics-but-they-mostly/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [I think we need to get the measurements that Congress has mandated from the White House on how we're going to determine progress in…](https://sms4smile.com/quotes/jeanne-shaheen/i-think-we-need-to-get-the-measurements-that-congress-has-mandated/) [Jeanne Shaheen](https://sms4smile.com/quotes/author/jeanne-shaheen/) > [Too often we're happy to receive thanks from the nonprofits we fund, accepting gratitude instead of feedback or performance measurements.](https://sms4smile.com/quotes/laura-arrillaga-andreessen/too-often-we-re-happy-to-receive-thanks-from-the-nonprofits-we-fund/) [Laura Arrillaga-Andreessen](https://sms4smile.com/quotes/author/laura-arrillaga-andreessen/) > [The first time someone said, 'What are your measurements?' I answered, '37, 24, 38 - but not necessarily in that order.'](https://sms4smile.com/quotes/carol-burnett/the-first-time-someone-said-what-are-your-measurements-i-answered-37/) [Carol Burnett](https://sms4smile.com/quotes/author/carol-burnett/) > [People always say that life is too short, so I just wonder who took the measurements.](https://sms4smile.com/quotes/paballo-nhambiri/people-always-say-that-life-is-too-short-so-i-just-wonder-who-took/) [Paballo Nhambiri](https://sms4smile.com/quotes/author/paballo-nhambiri/) > [“Measurements is your saving grace if you want to raise steam.”](https://sms4smile.com/quotes/terry-pratchett/measurements-is-your-saving-grace-if-you-want-to-raise-steam/) [Terry Pratchett](https://sms4smile.com/quotes/author/terry-pratchett/) > [“It is good practice to provide width and height measurements for every object element.”](https://sms4smile.com/quotes/anonymous/it-is-good-practice-to-provide-width-and-height-measurements-for/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) ## More by Andrea M. Ghez > [The key to proving that there's a black hole is showing that there's a tremendous amount of mass in a very small volume. And…](https://sms4smile.com/quotes/andrea-m-ghez/the-key-to-proving-that-there-s-a-black-hole-is-showing-that-there-s/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [We have this interesting problem with black holes. What is a black hole? It is a region of space where you have mass that's…](https://sms4smile.com/quotes/andrea-m-ghez/we-have-this-interesting-problem-with-black-holes-what-is-a-black/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [The key to proving that there's a black hole is showing that there's a tremendous amount of mass in a very small volume. And…](https://sms4smile.com/quotes/andrea-m-ghez/the-key-to-proving-that-there-s-a-black-hole-is-showing-that-there-s-2/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Astronomers are obsessed with building larger and larger telescopes. There are two promises that we make with bigger telescopes: that they can see fainter…](https://sms4smile.com/quotes/andrea-m-ghez/astronomers-are-obsessed-with-building-larger-and-larger-telescopes/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Fortunately, most things around the supermassive black hole are just going to go around it. They're going to orbit it. They don't actually get…](https://sms4smile.com/quotes/andrea-m-ghez/fortunately-most-things-around-the-supermassive-black-hole-are-just/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [The Keck telescope, which is the largest in the world, had opened just before I began my faculty position at UCLA.](https://sms4smile.com/quotes/andrea-m-ghez/the-keck-telescope-which-is-the-largest-in-the-world-had-opened-just/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [As an astronomer, I get to ignore the details of the things that we dont understand. Theres a lot of work that we can…](https://sms4smile.com/quotes/andrea-m-ghez/as-an-astronomer-i-get-to-ignore-the-details-of-the-things-that-we/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [One of the key differences between galaxies with super massive black holes is whether or not the black holes are lit up, because they…](https://sms4smile.com/quotes/andrea-m-ghez/one-of-the-key-differences-between-galaxies-with-super-massive-black/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Gravity wins over all other known forces.](https://sms4smile.com/quotes/andrea-m-ghez/gravity-wins-over-all-other-known-forces/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Black holes are very exotic objects. Technically, a black hole puts a huge amount of mass inside of zero volume. So our understanding of…](https://sms4smile.com/quotes/andrea-m-ghez/black-holes-are-very-exotic-objects-technically-a-black-hole-puts-a/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Any time things go to infinity in physics, we know we haven't gotten it right.](https://sms4smile.com/quotes/andrea-m-ghez/any-time-things-go-to-infinity-in-physics-we-know-we-haven-t-gotten/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [One of the big mysteries about the black hole at the center of the galaxy is, 'Why don't we see emission from matter falling…](https://sms4smile.com/quotes/andrea-m-ghez/one-of-the-big-mysteries-about-the-black-hole-at-the-center-of-the/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [I'm interested in finding whether or not there is a really massive, what we like to call 'super massive' black hole at the center…](https://sms4smile.com/quotes/andrea-m-ghez/i-m-interested-in-finding-whether-or-not-there-is-a-really-massive/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Our galaxy's pretty ordinary, garden-variety. So if we believe our galaxy has a super massive black hole, that tells us that most, if not…](https://sms4smile.com/quotes/andrea-m-ghez/our-galaxy-s-pretty-ordinary-garden-variety-so-if-we-believe-our/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) > [Proof of the black hole is a tremendous amount of mass inside a very small volume. There's 4 million times the mass of our…](https://sms4smile.com/quotes/andrea-m-ghez/proof-of-the-black-hole-is-a-tremendous-amount-of-mass-inside-a-very/) [Andrea M. Ghez](https://sms4smile.com/quotes/author/andrea-m-ghez/) [Explore all 21 Andrea M. Ghez quotes ](https://sms4smile.com/quotes/author/andrea-m-ghez/) ## More Approach quotes > [I think a new world will arise out of the religious mists when we approach our Bible with the idea that it is not…](https://sms4smile.com/quotes/aiden-wilson-tozer/i-think-a-new-world-will-arise-out-of-the-religious-mists-when-we/) [Aiden Wilson Tozer](https://sms4smile.com/quotes/author/aiden-wilson-tozer/) > [I'm in a business where there's complete anarchy. You can't control it - you can only react to it. The control that people traditionally…](https://sms4smile.com/quotes/martin-sorrell/i-m-in-a-business-where-there-s-complete-anarchy-you-can-t-control-it/) [Martin Sorrell](https://sms4smile.com/quotes/author/martin-sorrell/) > [When you approach something to photograph it, first be still with yourself until the object of your attention affirms your presence. Then don't leave…](https://sms4smile.com/quotes/minor-white/when-you-approach-something-to-photograph-it-first-be-still-with/) [Minor White](https://sms4smile.com/quotes/author/minor-white/) > [We do not want to be reminded that it is we, the indigenous people, who are poor and exploited in the land of our…](https://sms4smile.com/quotes/steven-biko/we-do-not-want-to-be-reminded-that-it-is-we-the-indigenous-people-who/) [Steven Biko](https://sms4smile.com/quotes/author/steven-biko/) > [One of the things I regret about not putting in that book or I think it's there but I didn't really elaborate on it,…](https://sms4smile.com/quotes/brad-warner/one-of-the-things-i-regret-about-not-putting-in-that-book-or-i-think/) [Brad Warner](https://sms4smile.com/quotes/author/brad-warner/) > [Ideal for the child and society in the best of times, Rudolf Steiner's brilliant process of education is critically needed and profoundly relevant now…](https://sms4smile.com/quotes/joseph-chilton-pearce/ideal-for-the-child-and-society-in-the-best-of-times-rudolf-steiner-s/) [Joseph Chilton Pearce](https://sms4smile.com/quotes/author/joseph-chilton-pearce/) > [I don't have any particular method, my approach is very simple. I try to understand the emotional graph of the character.](https://sms4smile.com/quotes/pratik-gandhi/i-don-t-have-any-particular-method-my-approach-is-very-simple-i-try/) [Pratik Gandhi](https://sms4smile.com/quotes/author/pratik-gandhi/) > [“But young men have not only this frivolous ambition of being thought masters of execution, inciting them on the one hand, but also their…](https://sms4smile.com/quotes/anonymous/but-young-men-have-not-only-this-frivolous-ambition-of-being-thought/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [Everything, every part that you approach has to be somehow rooted in yourself. You have to somehow root everything so that it's not just…](https://sms4smile.com/quotes/judi-dench/everything-every-part-that-you-approach-has-to-be-somehow-rooted-in/) [Judi Dench](https://sms4smile.com/quotes/author/judi-dench/) > [Literature transforms and intensifies ordinary language, deviates systematically from everyday speech. If you approach me at a bus stop and murmur Thou still unravished…](https://sms4smile.com/quotes/terry-eagleton/literature-transforms-and-intensifies-ordinary-language-deviates/) [Terry Eagleton](https://sms4smile.com/quotes/author/terry-eagleton/) > [The whole secret to mastering the game of golf - and this applies to the beginner as well as the pro - is to…](https://sms4smile.com/quotes/arnold-palmer/the-whole-secret-to-mastering-the-game-of-golf-and-this-applies-to/) [Arnold Palmer](https://sms4smile.com/quotes/author/arnold-palmer/) > [The essence of Christianity...is an ever-new encounter with... the God who speaks to us, who approaches us and who befriends us!](https://sms4smile.com/quotes/pope-benedict-xvi/the-essence-of-christianity-is-an-ever-new-encounter-with-the-god-who/) [Pope Benedict XVI](https://sms4smile.com/quotes/author/pope-benedict-xvi/) > [Like a morning dream, life becomes more and more bright the longer we live, and the reason of everything appears more clear. What has…](https://sms4smile.com/quotes/jean-paul/like-a-morning-dream-life-becomes-more-and-more-bright-the-longer-we/) [Jean Paul](https://sms4smile.com/quotes/author/jean-paul/) > [What begins as a Utopian vision, always - always - ends in bloodshed. Because you have to force a utopia on a free people.…](https://sms4smile.com/quotes/greg-gutfeld/what-begins-as-a-utopian-vision-always-always-ends-in-bloodshed/) [Greg Gutfeld](https://sms4smile.com/quotes/author/greg-gutfeld/) > [The only two good words that can be said for a hurricane are that it gives sufficient warning of its approach, and that it…](https://sms4smile.com/quotes/gertrude-atherton/the-only-two-good-words-that-can-be-said-for-a-hurricane-are-that-it/) [Gertrude Atherton](https://sms4smile.com/quotes/author/gertrude-atherton/) [Browse all 3,949 Approach quotes ](https://sms4smile.com/quotes/about/approach/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "The star S0-2 orbits around Sgr A* every 16 years and will go through its closest approach in 2018. That's an opportunity to test Einstein's General Relativity theory through very precise measurements of this star's short period orbit.", "creator": { "@type": "Person", "name": "Andrea M. Ghez" }, "isPartOf": { "@id": "https://sms4smile.com/quotes/#website" }, "url": "https://sms4smile.com/quotes/andrea-m-ghez/the-star-s0-2-orbits-around-sgr-a-every-16-years-and-will-go-through/", "about": { "@type": "Thing", "name": "Approach" }, "@id": "https://sms4smile.com/quotes/andrea-m-ghez/the-star-s0-2-orbits-around-sgr-a-every-16-years-and-will-go-through/#quotation", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg", "contentUrl": "https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg", "url": "https://sms4smile.com/quotes/i/8e3/andrea-m-ghez-26557_approach_the-star-s0-2-orbits-around-sgr-a-every_1836688.jpg", "width": 1080, "height": 1080, "caption": "“The star S0-2 orbits around Sgr A* every 16 years and will go through its closest approach in 2018. That's…” — Andrea M. Ghez", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } }, { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://sms4smile.com/" }, { "@type": "ListItem", "position": 2, "name": "Quotes", "item": "https://sms4smile.com/quotes/" }, { "@type": "ListItem", "position": 3, "name": "Andrea M. Ghez", "item": "https://sms4smile.com/quotes/author/andrea-m-ghez/" }, { "@type": "ListItem", "position": 4, "name": "The star S0-2 orbits around Sgr...", "item": "https://sms4smile.com/quotes/andrea-m-ghez/the-star-s0-2-orbits-around-sgr-a-every-16-years-and-will-go-through/" } ], "@id": "https://sms4smile.com/quotes/andrea-m-ghez/the-star-s0-2-orbits-around-sgr-a-every-16-years-and-will-go-through/#breadcrumb" }, { "@type": "WebSite", "@id": "https://sms4smile.com/quotes/#website", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "publisher": { "@id": "https://sms4smile.com/quotes/#organization" } }, { "@type": "Organization", "@id": "https://sms4smile.com/quotes/#organization", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "logo": { "@type": "ImageObject", "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png", "width": 512, "height": 512 } } ] } ```