Author: Rachel Barry
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NASA Study of Pristine Meteorite Adds to Story of Ancient Asteroids
A meteorite recovered immediately upon its fall to Earth on July 16, 2024, is helping NASA scientists uncover new clues about ancient water, the chemical evolution of primitive asteroids, and the ingredients that may have helped make life possible throughout…
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NASA Uses Mineralogical Marker to Understand Ancient Martian Climate
Scientists analyzed 20 Martian samples collected by NASA’s Curiosity Rover and found that differences in hematite crystallite size at varying elevations could serve as a new mineralogical marker for understanding Mars’ ancient climate.
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Meet NASA’s New Artemis II Science Officers
NASA’s first Artemis II science officers—Kelsey Young, Trevor Graff, and Angela Garcia—are pioneering a new era of mission operations by integrating advanced lunar science directly into Mission Control. Their work will shape how future Artemis crews observe, analyze, and deepen…
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Asteroid Bennu’s Rugged Surface Baffled NASA, We Finally Know Why
In one of the biggest surprises of NASA’s OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged world covered in large boulders, with few of the smooth patches of sandy or pebbly material scientists had expected…
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NASA Finds Lunar Regolith Limits Meteorites as Source of Earth’s Water
A new NASA study of its Apollo lunar soils clarifies the Moon’s record of meteorite impacts and timing of water delivery. These findings place upper bounds on how much water meteorites could have supplied later in Earth’s history. Research has…
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NASA’s Bennu Samples Reveal Complex Origins, Dramatic Transformation
Asteroid Bennu, sampled by NASA’s OSIRIS-REx mission in 2020, is a mixture of dust that formed in our solar system, organic matter from interstellar space, and pre-solar system stardust. Its unique and varied contents were dramatically transformed over time by…
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Percolating Clues: NASA Models New Way to Build Planetary Cores
A new NASA study reveals a surprising way planetary cores may have formed—one that could reshape how scientists understand the early evolution of rocky planets like Mars. Conducted by a team of early-career scientists and long-time researchers across the Astromaterials…