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Planetary Science & Exoplanets
Worlds near and far—atmospheres, habitability, and planetary formation.
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Why does Venus have no moon? New theory explains its missing satellite
53+ min ago (560+ words) L A California-based astrophysicist presented a new theory on Monday to explain why Venus, the planet most like Earth in size, mass and structure, lacks its own moon. Call it a case of celestial cannibalism. The extremely slow speed at…...
Scientists “truly astonished” by discovery that challenges Earth’s origin story
3+ hour, 56+ min ago (551+ words) A new study suggests Earth formed almost entirely from material in the inner Solar System, challenging the idea that water-rich material from beyond Jupiter played a major role. If correct, Earth’s water may have been present much closer to the…...
Venus may have swallowed its own moon
3+ hour, 9+ min ago (690+ words) Venus may have once had a moon, but new research suggests the planet’s incredibly slow rotation could have doomed it. Computer simulations showed that instead of gradually drifting away like Earth’s moon, a Venusian moon would likely spiral inward until…...
Scientists Discover Jupiter-Like Weather Just 20 Light-Years Away
3+ hour, 44+ min ago (194+ words) ...
Some Birds Survived Asteroid That Killed Dinosaurs. Poop May Reveal How
5+ hour, 26+ min ago (448+ words) One of the biggest mysteries in the history of this planet is how some birds made it alive out of the mass extinction that wiped out the dinosaurs 66 million years ago. Now, tiny feathers encased in fossilised poop may help…...
Astrophysics study suggests Venus may have swallowed its moon
7+ hour, 46+ min ago (93+ words) A California-based astrophysicist presented a new theory on Monday to explain why Venus, the planet most like Earth in size, mass and structure, lacks its own moon. Call it a case of celestial cannibalism.The extremely slow speed at which…...
Venus figurine [IMAGE] | EurekAlert! Science News Releases
12+ hour, 41+ min ago (38+ words) Venus figurine (IMAGE) EurekAlert! Ice Age craftspeople carefully observed and mimicked the natural lines of mammoth ivory in the art. More on this News Release Ice Age carvers used mammoth tusk patterns to create unique art, study finds...
Venus ate its own moon
5+ hour, 34+ min ago (933+ words) Study says that if Venus ever did have a moon, the planet's spin and gravity would cause the moon to be swallowed by it Earth and Venus orbit the Sun side by side and, compared to the icy, gassy giants…...
The Largest Planetarium In The United States
5+ hour, 29+ min ago (260+ words) Planetarium programming ranges from deep-space science to family-friendly astronomy. Dark Cosmos explores black holes, dark matter, and other mysteries of the universe. Summer Skies Live highlights seasonal sights such as the Milky Way, Scorpius, meteor showers, and the Ring Nebula....
Astronomers say the sun may have devoured a super-Earth, leaving clues behind
5+ hour, 50+ min ago (560+ words) "We wondered whether the early engulfment of a planet could have left a chemical signature inside the young sun." Astronomers in Turkey say the sun may still carry chemical traces of an extraordinary event from its earliest days: swallowing a…...