A study published this week in PLOS ONE authored by Dr. Henry Sun and his postdoctoral student Dr. Gaosen Zhang of Nevada based research institute DRI provides new evidence that […]
amino acids
Posted inAstrochemistry, Radiation
Radiolysis of Amino Acids by Heavy and Energetic Cosmic Ray Analogs in Simulated Space Environments
In this work, we studied the stability of the glycine molecule in the crystalline zwitterion form, known as {alpha}-glycine (+ NH3 CH2 COO− ) under action of heavy cosmic ray […]
Posted inAstrochemistry, Meteorites & Asteroids, Panspermia
Nature's Starships: Observed Abundances and Relative Frequencies of Amino Acids in Meteorites
The class of meteorites called carbonaceous chondrites are examples of material from the solar system which have been relatively unchanged from the time of their initial formation. These meteorites have […]
Posted inAstrochemistry, Astrogeology, Comets and Asteroids, Meteorites & Asteroids, Origin & Evolution of Life, Panspermia, Press Release
New Analysis of Meteorite Shows Key Ingredients for Life on Earth May Have Been Delivered by Comets
An object that fell to Earth more than 136 years ago has revealed new clues about the origin of meteorites in space and new information about how life may have […]