The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...
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Asteroid belt — What it is, where it is and how it formed
A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...
A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...
The hero is regular matter, which is everything we can see around us. Antimatter is the mirror-image explosive twin that scientists understand well but can barely find. And dark matter is the ...
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