On June 14 and 16, technicians installed solar panels onto NASA's Nancy Grace Roman Space Telescope, one of the final steps ...

NASA Solar Dynamics Observatory captures sunspot AR3341 blast a powerful X1.1 solar flare. Credit: Space.com | footage ...

When most people think of our Solar System, they think of the 8 planets officially recognized by the International Astronomical Union (IAU). But what if I told you there are at least 40 planets, and ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

There was also Comet C/2023 A3 (Tsuchinshan-ATLAS), which became visible to the naked eye during late summer and early autumn ...

The shortlist for Astronomy Photographer of the Year 2025 features 30 photographs selected from more than 5,800 global ...

Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

The total solar eclipse on Aug. 12, 2026, will offer some fabulous travel options. Here are some adventures to consider.

Solar flares, blasts of plasma gasses of solar energy might shape the short-term weather on distant planets according to a ...

Three new full-dome movies will highlight the July schedule at the University of Wyoming Harry C. Vaughan Planetarium.