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NASA engineer Ernie Wright looks on as the first six flight ready James Webb Space Telescope primary mirror segments are prepped to begin final cryogenic testing at NASA's Marshall Space Flight Center. Credit: NASA/MSFC/David Higginbotham
Inferring Planetary and Stellar Properties in SpectraSept. 25, 2018
A sample of the Murchison meteorite, which fell in Australia in 1969 and which contains various organic molecules that may hint at the origin of life.
Low-Voltage Analysis of Presolar MaterialSept. 24, 2018
This artist's concept appeared on the Feb. 23, 2017 cover of the journal Nature announcing that the nearby star TRAPPIST-1, an ultra-cool dwarf, has seven Earth-sized planets orbiting it.
Exoplanet Science StrategySept. 21, 2018
Which molecules formed RNA, and can we use them to identify where life may form in the Universe?
New Study Identifies Possible Ancestors of RNASept. 21, 2018
Close-up view of layered sedimentary rocks representative of those used in this study. Each layer records a snapshot of the Earth system over millions to billions of years.
A Study on Carbon Contamination in Rock SamplesSept. 20, 2018
The gold-plated Sample Analysis on Mars contains three instruments that make the measurements of organics and methane.
A Biosignatures for Iron-Oxidizing MicroorganismsSept. 18, 2018
An artist’s impression of early Earth, where the first simple proteins may have formed.
Rapidly Screening Model Prebiotic PeptidesSept. 17, 2018
Artist’s concept of NASA’s OSIRIS-REx spacecraft preparing to take a sample from asteroid Bennu.
Studying the Origins of Antarctic MicrometeoritesSept. 14, 2018
Artist impression of solar system formation.
How Phosphorus Came In from the ColdSept. 13, 2018
The early Earth was a hellish place, pummeled by meteors and a choking atmosphere, and yet somehow life got a grip there.
Pieces of the Puzzle in the Origin of LifeSept. 12, 2018
Gemini South telescope
Upgrading the Gemini Planet ImagerSept. 11, 2018
The National Academies of Science, Engineering and Medicine took an in-depth look at what NASA, the astronomy community and the nation need to grow the burgeoning science of exoplanets — planets outside our solar system that orbit a star.
A National Strategy for Finding and Understanding ExoplanetsSept. 10, 2018
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Concept Art of a Mars Mission.
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DNA Traveling through Space.
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