We've undergone a very heavy level of scrutiny by review boards because of Genesis and because of the Columbia accident. . .… — Donald E. Brownlee Accidents Copy Share Image
There's almost no gravity at the surface. If you were standing on [the surface], you could jump into orbit. — Donald E. Brownlee Gravity Copy Share Image
So far, as far as we know comet Wild 2 is a unique object. — Donald E. Brownlee Comet Copy Share Image
![“There's almost no gravity at the surface. If you were standing on [the surface], you could jump into orbit.” quote by Donald E. Brownlee](https://sms4smile.com/quotes/img-quotes/761/donald-e-brownlee-79672_gravity_there-s-almost-no-gravity-at-the-surface_1323510.jpg)
