"This discovery was partly serendipity! But, we believe there are many more such opportunities hidden in Hubble data." Astronomers discovered a new rogue planet lurking in archival data gathered by ...

Not many people celebrate their birthday by burning a fiery arc through the atmosphere, pulling 4.4gs in freefall back to planet Earth, thudding into the ground, and emptying their stomach on the ...

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For decades, Uranus baffled scientists because it seemed to have no internal heat. Now, new computer modeling shows the planet actually emits more energy than it receives from the Sun. This subtle ...