Was our planet always wet?

The building blocks of our planet may have been the source of water on Earth rather than comets or asteroids from faraway, researchers report.

Talia Ogliore-WUSTL • futurity
Sept. 1, 2020 ~6 min

Tags: space planets water meteorites asteroids science-and-technology

Dwarf planet Ceres may have salty water inside

Bright spots on the dwarf planet Ceres point to briny resevoirs below its surface, researchers say.

Robert Sanders-UC Berkeley • futurity
Aug. 12, 2020 ~11 min

Tags: water dwarf-planets asteroids science-and-technology salt

Meteorites from Mars contain clues about the red planet's geology

Martian meteorites allow scientists here on Earth to decode that planet's geology, more than a decade before the first missions are scheduled to bring rocks back home from Mars.

Arya Udry, Assistant Professor of Igneous Petrology, Planetary Science, University of Nevada, Las Vegas • conversation
June 16, 2020 ~6 min

Tags: space nasa mars gravity volcanoes antarctica earth meteorites outer-space asteroids national-science-foundation mars-rover sahara rock life-on-mars morocco martian-volcanoes

Can space rocks on a distant asteroid explain Earth’s water?

Tiny meteoroids on a far off asteroid could explain how we got both water and "stardust" on Earth.

Brandie Jefferson-WUSTL • futurity
June 12, 2020 ~6 min

Tags: space water stars asteroids science-and-technology

Rockfall map suggests moon’s surface still changes

Rockfalls on the moon leave their mark on the surface. A map of 136,610 rockfalls indicates that asteroid impacts are a likely cause.

ETH Zurich • futurity
June 9, 2020 ~5 min

Tags: space earthquakes moon maps asteroids science-and-technology rocks

Collision may explain asteroid Bennu’s ‘spinning top’ shape

Simulations may solve the mystery of why some asteroids like Bennu have a "spinning top" shape. The work points to the origins of these kinds of asteroids.

U. Arizona • futurity
June 2, 2020 ~7 min

Tags: space asteroids science-and-technology shapes

Antarctic meteorites yield global bombardment rate

UK scientists provide a new estimate for the amount of space rock falling to Earth each year.

By Jonathan Amos • bbcnews
April 30, 2020 ~5 min

Tags: earth-science geology antarctic space-exploration meteorites asteroids

Cosmic impact obliterated early human settlement

"Such high temperatures would completely melt an automobile in less than a minute."

Sonia Fernandez-UCSB • futurity
March 9, 2020 ~6 min

Tags: space fossils heat temperature meteorites asteroids glass science-and-technology

How to deflect an asteroid

MIT engineers devise a decision map to identify the best mission type to deflect an incoming asteroid.

Jennifer Chu | MIT News Office • mit
Feb. 18, 2020 ~8 min

Tags: space astronomy nasa research asteroids school-of-engineering aeronautical-and-astronautical-engineering satellites astronomy-and-planetary-science

Starlight alone can tear asteroids into pieces

Like a real life version of the game Asteroids, the majority of stars will become so luminous that their light causes asteroids to break into smaller bits.

Peter Thorley-Warwick • futurity
Feb. 10, 2020 ~6 min

Tags: space light stars asteroids science-and-technology white-dwarfs

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