The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard ...

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

High above Antarctica, two giant NASA balloons are being readied to drift along the edge of space, turning the polar sky into a laboratory for some of the hardest questions in physics. Instead of ...

NASA has completed assembly of the Nancy Grace Roman Space Telescope, preparing for final testing and launch by May 2027 to ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

The Geminid meteor shower, considered one of the best of the year, is about to hit its 2025 peak in mid-December. Here's what to know.

NASA’s James Webb Telescope may have detected the universe’s first stars, Pop III stars, in galaxy LAP1-B, offering a glimpse into cosmic history.

Thermal satellites map block-level heat islands, letting cities target cool pavement and shade where they deliver the biggest ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

Conspiracy thrillers were all the rage in the 1970s, and we've put together a list of the best for you to watch next. Just ...

Witness the longest solar eclipse in a century on August 2, 2027. NASA confirms 6 minutes 23 seconds of totality. Check ...