On the JPL Blog: Comets and Life On Earth

Don Yeomans
  • submit to reddit

August 17, 2009

With the recent discovery of the amino acid glycine in the comet dust samples returned to Earth by the Stardust spacecraft, it is becoming a bit more clear how life may have originated on Earth.

To read the full story and post a comment, go to the JPL blog at http://blogs.jpl.nasa.gov/?p=52 .


Don Yeomans

Don Yeomans, a senior research scientist at JPL, keeps a watchful eye on near-Earth objects -- asteroids, comets and other space rocks. Yeomans heads a group charged by NASA to watch for objects whose orbits bring them close to Earth.

enlarge image

Laurie Barge of NASA's Jet Propulsion Laboratory How Did Life Arise? Fuel Cells May Have Answers

› Read more

This artist's concept shows a possible model of Titan's internal structure Cassini Nears 100th Titan Flyby with a Look Back

› Read more

Microtunnels in Yamato Meteorite From Mars NASA Scientists Find Evidence of Water in Meteorite, Reviving Debate Over Life on Mars

› Read more

Get JPL Updates
Sign Up for JPL UpdatesRegister today and receive up-to-the-minute e-mail alerts delivered directly to your inbox.
Sign Up for JPL Updates