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Is this really a crater in the Saharan Desert?

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.

December's "Cold Moon" rose on Dec. 4 as it neared its closest point ot Earth in its monthly orbit.

What can today's scientists learn about astronomical phenomena from ancient texts?

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends."

SpaceX launched yet another batch of its Starlink internet satellites on Thursday (Dec. 4), sending 28 of them up from California's central coast.

The discovery potentially transforms what we think about how the cosmic environment influences galaxies as they form.

As he did eight months ago, Sen. Ed Markey asked Jared Isaacman if Elon Musk was in the room when President Trump first offered him the job of NASA chief. And, once again, Isaacman demurred.