On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

Researchers have built a small but powerful detector to find gravitational waves in a hidden frequency range. The discovery ...

New observations from the James Webb Space Telescope hint that the universe’s first stars might not have been ordinary fusion ...

Nebulas are spectacular clouds of gas and dust where stars come to life and fade away. Their radiant beauty has captivated ...

Explore the vast and mesmerizing beauty of the deep universe with our latest video, "Deep Universe: Relaxing Video from Outer ...

A mysterious object with a mass equivalent to 1 million suns has been detected in space, but its nature remains unknown.

I/ATLAS's chemical composition, upcoming invisibility, and trajectory suggest to experts that it is alien technology, but ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of ...

The Royal Observatory in Greenwich has promised “universal access to see what is one of the greatest telescopes in Britain” ...

The dark object has a mass a million times greater than our sun's is located 10 billion light-years away and has no stars.