Plus: A solar eclipse and an occultation of the Pleiades as our satellite skims through several constellations in the sky ...

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The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

This is what Mr Musk said he wanted to do last year. Then it seemed barely plausible. Today it looks next to impossible. Mr ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...