An ominous-looking nebula named NGC 246 lurks in the constellation Cetus about 1,600 light-years away from Earth. It is ...

A trio of meteor showers sends flashes of light across our skies this month, and the first week will feature the largest and ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

Astronomer Avi Loeb outlines nine "anomalies" that he says support his hypothesis that interstellar object 3I/ATLAS is an ...

New laboratory research suggests that some organic molecules previously detected in plumes erupting from Saturn’s moon ...

The sun is frequently ejecting huge masses of plasma, called coronal mass ejections (CMEs), into space. They often occur ...

The full moon of November, called the Beaver Moon, will be full illuminated on Nov. 5 at 8:19 a.m. Eastern Time (1319 GMT), ...

Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could make it a reality.

Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could ...

By ROB MAADDI Christian McCaffrey, Roquan Smith and Von Miller were the best trade deadline acquisitions over the past four ...

Newly discovered multi-wavelength view of a stellar eruption on a young Sun-like star is changing how we think about life's ...

Astronomers observed the fading light of supernova SN 2025kg, which followed the fast X-ray transient (FXT) named EP 250108a.