Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there. By Jonathan O’Callaghan Some 4.5 billion years ago, ...
The asteroid 2024 PT5 was discovered on Aug. 7 by the Asteroid Terrestrial-Impact Last Alert System (ATLAS). It measures only about 33 feet across. The space rock likely originated from the Arjuna ...
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