An ultra-hot rocky exoplanet may be wrapped in a dense atmosphere, defying expectations about what small planets can sustain.
Scientists say the colour shift in interstellar comet 3I/ATLAS is due to gases in the comet's coma reacting to solar heat.
Interstellar Arc is an immersive sci-fi experience that uses recent advances in headset tech to break new ground in virtual reality. And it all happens inside an empty-looking room in Las Vegas.
Morning Overview on MSN
NASA researcher maps how alien societies could fill the Milky Way
The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers ...
Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.
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