有學科

地球與行星科

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Circumbinary planets must have formed far from their current location

In a new study, researchers have concluded that the majority of
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A Be-type star with a black-hole companion

Scientists have discovered the first binary system ever known to

Did Mars experience a greenhouse effect around 4 billion years ago?

According to a new study, the presence of molecular hydrogen, carbon
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Tilted solar system discovered

NASA’s Kepler spacecraft has uncovered a solar system whose planets