The stellar companion may help explain why the brightness of Betelgeuse, the red supergiant, is open to so much variation.

Stars are more colorful than you think! Patience will reveal them; head outside tonight to see summer’s multi-hued stars.

A newly discovered interstellar comet is racing through our solar system, and the first telescope to capture it may have been ...

In an ambitious leap forward for radio astronomy, the Lunar Surface Electromagnetics Experiment (LuSEE-Night) is preparing to ...

However, these “dormant” singularities will occasionally come into contact with stars and other objects as they move around the galaxy. If they come too close, these objects are gobbled up by the ...

The fifth planet, named L 98-59 f, is located in the star’s habitable zone, where conditions could allow liquid water to exist.

What could we choose as the seven most remarkable celestial objects visible either with our eyes or with a small telescope?

Using the Hubble Space Telescope (HST), astronomers have observed a nearby ultra-diffuse galaxy designated F8D1. The new ...

Astronomers may have captured the rare moment of a planet forming around a young star, HD 135344B, 440 light-years away. Using the powerful ERIS instrument on ESO’s Very Large Telescope, they spotted ...

Exciting new findings reveal that WASP-121b, a blazing-hot giant planet, may have formed far from its star in a colder, ice-rich region—before migrating inward to its current extreme orbit. Chemical f ...

What do you get when you stare at the same dead star for more than 20 years? Insight into the weirdest physics in the ...

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...