Smithsonian Magazine

A Rare Comet Made History as the Third Known Interstellar Object to Fly Through Our Solar System. Studies Are Now Revealing the Mysterious Conditions in Which I…

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...

What makes a star a star? A strange ‘in-between’ celestial object is testing astronomers’ boundaries

Around 1,350 light years away from Earth is a star called TOI-2155. It’s a little bigger, heavier and hotter than the Sun, ...
Time

Here’s Everything We Know About ‘Unidentified Objects’ Shot Down Over the U.S. And Canada

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