Smithsonian Magazine on MSN
Billions of years ago, Venus may have had a moon—which the planet promptly gobbled up, study suggests
Earth’s next-door neighbor Venus is often called our twin. The two planets feature similar sizes, masses and structures. One ...
Astronomers have confirmed a Jupiter-size planet less than a million years old, making Elias 2-24 b the youngest known planet and giving scientists a rare look at a world still being born. Its ...
Planets without stars to orbit raise important questions about how planets evolve and what habitability might look like ...
New research using NASA's powerful JWST telescope has identified a planet 41 light years away which may have an atmosphere. The planet is within the "habitable zone," the region around a star where ...
The solar system's smallest planet has gotten smaller still.
NASA’s Nancy Grace Roman Space Telescope launched on Aug. 30, 2026, beginning a journey that will take it about a million ...
Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Sky-watchers who saw the Venus-Jupiter conjunction on ...
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