Date/Time: Monday, March 28, 2011 11:00AM PacificPresenter: George Cody (Carnegie Institution of Washington) Abstract: Primitive bodies in the Solar System contain relatively large quantities of refractory organic macromolecular material. A […]
Meteorites & Asteroids
Posted inAstrogeology, Biosignatures & Paleobiology, Fossils & Paleontology, Mars, Meteorites & Asteroids, Microbiology & Virology, People Of Astrobiology, Status Report
ALH84001: The Key to Unlocking Secrets About Mars-15 Years and Counting
From the December 27, 1984 discovery of ALH84001, and its subsequent identification as a sample of Mars in 1993, mystery and debate has surrounded the meteorite [1].
Posted inConferences and Meetings, Mars, Meteorites & Asteroids, Origin & Evolution of Life
NPP Seminar: Oleg Abramov, "Impact Bombardments on Early Earth and Mars: Implications for Habitability"
Join us for the second in a series of NASA Astrobiology Postdoctoral Program (NPP) seminars! Date/Time: Monday, July 12th, 11am Pacific Time Title: “Impact Bombardments on Early Earth and Mars: […]
Posted inAstrogeology, Biosignatures & Paleobiology, Fossils & Paleontology, Mars, Meteorites & Asteroids, Press Release
Rock of Ages – A Younger ALH84001
NAI scientists from the University of Wisconsin Team and their colleagues have shown that the true age of this famous meteorite is 4.091 billion years, about 400 million years younger […]
Posted inAstrochemistry, Meteorites & Asteroids
'Ultra-Primitive' Particles Found in Comet Dust
Dust samples collected by high-flying aircraft in the upper atmosphere have yielded an unexpectedly rich trove of relicts from the ancient cosmos, report scientists from NAI’s Carnegie Institution of Washington […]
Posted inAstrochemistry, Meteorites & Asteroids
NASA Researchers Make First Discovery of Life's Building Block in Comet
NASA scientists have discovered glycine, a fundamental building block of life, in samples of comet Wild 2 returned by NASA’s Stardust spacecraft. “Glycine is an amino acid used by living […]
Posted inMeteorites & Asteroids
AGU Session P13: "Organics in Meteorites and Dust Particles: Composition, Distribution, Formation and Isotopic Anomalies"
Members of the NAI community are cordially invited to submit abstracts to Session P13 of the AGU Fall Meeting in San Francisco in December. Conveners are seeking recent measurements, or […]
Posted inEducation and Outreach, Exoplanets, -moons, -comets, Meteorites & Asteroids
NASA Graduate Student Researchers Program: Astromineralogy of Comets and Protoplanetary Disks
Comets are the deep freezers of dust and ices extant in the early solar nebula at the time of the formation of the giant planets. Astromineralogy is the study of […]
Posted inAstrochemistry, Astrogeology, Biosignatures & Paleobiology, Mars, Meteorites & Asteroids, Panspermia, Press Release
NASA Identifies Carbon-rich Molecules in Meteors as the “Origin of Life”
Tons, perhaps tens of tons, of carbon molecules in dust particles and meteorites fall on Earth daily. Meteorites are especially valuable to astronomers because they provide relatively big chunks of […]
Posted inConferences and Meetings, Meteorites & Asteroids
Workshop on the Chronology of Meteorites and the Early Solar System
Nov 5 7, 2007, Kauai, HI This interdisciplinary meeting is aimed at understanding the chronology of the processes in the early solar system as revealed by meteorites. This includes the […]