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

Astronomers have warned that billions of black holes are consuming "hidden" matter in the universe.

What if the Moon crashed into Earth? This terrifying scenario could cause catastrophic global destruction, altering tides, ...

The Everett start-up aims to deliver carbon-free electricity without the drawbacks of traditional nuclear power.

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

Researchers have pioneered an innovative method using helioseismology to measure the solar radiative opacity under extreme ...

Thorne-Żytkow objects that we haven't yet seen. There is, however, more to learn about these stars and the cosmos.

Mark is based in Houston, where he has written on aerospace for more than 25 years. While at the Houston Chronicle, he was ...

Helion’s nuclear fusion promises have garnered the attention of Silicon Valley—and raised concerns amongst scientists wary of ...

The Experimental Advanced Superconducting Tokamak in Heifei, China, a testbed for the long-awaited (and now delayed) ...

Scientists in China set a world record by sustaining plasma temperatures exceeding 100 million degrees Celsius for nearly 18 ...

Experiment provides ‘invaluable insights’ for developing a functional nuclear fusion power plant, researchers say ...