When Jupiter was young, about 4.5 billion years ago, a protoplanet with 10 times the mass of Earth crashed head-on into its surface. The impact shook Jupiter to its core - literally. That's the ...
It's a rare treat to see so many astronomical delights in the sky at one time. The dark skies of Chile's Atacama Desert are perfect for skywatching, especially when a parade of six planets and a ...
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