Posts Tagged ‘Amino acid on comet’

Amino Acid Found on Comet

20/08/2009

Building block of life found on comet
By Steve Gorman

Composite Image of Comet Wild 2 by Stardust's Camera

Composite Image of Comet Wild 2 by Stardust's Camera

The amino acid glycine, a fundamental building block of proteins, has been found in a comet for the first time, bolstering the theory that raw ingredients of life arrived on Earth from outer space, scientists said on Monday.

Microscopic traces of glycine were discovered in a sample of particles retrieved from the tail of comet Wild 2 by the NASA spacecraft Stardust deep in the solar system some 242 million miles (390 million km) from Earth, in January 2004.
Read the rest of this Reuters story