The glow we see from distant galaxies is as old as Earth’s ancient rocks
One photographer put the age of starlight into perspective with stunning projections on some of Earth's oldest rock ...
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35,000 mph speeding rocks ripped 2.2-mile-deep canyons on moon in 10 minutes
Insights from NASA’s Lunar Reconnaissance Orbiter have uncovered that gigantic canyons were carved in mere minutes by floods ...
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Earth is bombarded with rocks from space — but who gets to keep these ultimate antiques?
Every day, about 48.5 tons of space rock hurtle towards Earth. Meteorites that fall into the ocean are never recovered. But ...
Asteroid ‘could head for Earth’, researchers say, but when and where could it strike?
Researchers discovered Asteroid 2024 YR4 last Christmas — and the odds on it hitting Earth have increased since ...
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Water arrived on Earth gradually, not in one big event
Research analyzing molybdenum isotopes in meteorites and Earth rocks shows our planet received its water later than ...
Astronomers Are Keeping an Eye on This Asteroid’s Odds of Hitting Earth
Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December ...
Agencies plan for near-Earth asteroid’s close encounter in 2032
A recently discovered, sizable asteroid may come within striking distance of Earth in less than eight years. But although the ...
Life-bearing Water Arrived on Earth Later Rather Than Sooner
The finding, reported in the science journal Geochimica et Cosmochimica Acta, is significant because the data reported by the ...
Study finds that Earth's small asteroid visitor is likely a chunk of moon rock
A near-Earth object was likely ejected into space after an impact thousands of years ago. Now it could contribute new ...
Earth’s Mini-Moon Was Probably a Piece of Its Real Moon
Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar ...