Our white dwarf Sun will cool for billions upon billions of years, slowly fading away as a dark, solid carbon-oxygen ball.

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the ...

JWST revealed a massive star that ended its life in an explosion when the universe was just a cosmic toddler.

Plus: Saturn’s moon Iapetus is visible, our Moon passes the bright star Spica, and Mars skims south of Pollux in Gemini in ...

Future moonwalkers will need to take advantage of new spacesuit designs, including updated footwear, to accomplish their tasks.

The Moon meets the Red Planet’s rival in Scorpius, skims close to Saturn, and reaches New phase in the sky this week.

After exploding, the craft sent blazing debris across the sky and forced multiple aircraft flying over and near the Caribbean ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

In a letter to his replacement, outgoing NASA leader Bill Nelson emphasizes the agency’s activities ‘transcend the length of ...

Found less than a billion years after the Big Bang, these massive objects are upending astronomers’ timeline for how early ...

This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.