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

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

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

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

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

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

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 ...

In this episode, Dave Eicher invites you to go out and watch a close pairing of two naked-eye planets: Venus and Saturn. The ...

On Jan. 2, the Minor Planet Center at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Massachusetts, announced the discovery of an unusual asteroid, designated 2018 CN41. First ...

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

A proposed massive hydrogen-fuel production project in Chile has astronomers galvanized in concern and opposition. One astronomer calls the possible Chilean facility a “nightmare” for the ...