"We believe that the mechanism that 'turns on' these gigantic radio emissions is linked to the formation process of galaxy ...

A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

Nasa is about to launch a space observatory that could help settle some of the biggest mysteries in modern astronomy. The ...

Vikram Dhillon, Professor of Astrophysics at the University of Sheffield, had just spent half an hour showing what one of the world’s fastest astronomical cameras could do. HiPERCAM has studied white ...

The solar system’s smallest planet comes to a standstill this afternoon, ending its current retrograde path and beginning to ...

For the first time in history, astronomers have detected a sugar molecule floating among the gas clouds of interstellar space ...

Night may soon become something that companies can switch off, briefly and selectively, from hundreds of miles above Earth.

The Bullet Cluster is considered important evidence for the existence of dark matter. Now a research team believes it can explain its peculiarity differently.

Looking for a sky event this week? Check out our full Sky This Week column. July 21: Catch Titan near Saturn Let's look to ...

Astronomy Photographer of the Year 2026 shortlist features eclipses, nebulae, aurorae and Milky Way images ahead of the September winners announcement.

Second only to black holes, neutron stars – incredibly dense star remnants – are the densest objects in the universe. When neutron stars collide, they create ripples in the fabric of space and time in ...

Read Space & Astronomy on The Wall Street Journal ...