Miguel Claro, an astrophotographer, spent five years capturing a stunning image of the Andromeda Galaxy from Portugal's Dark ...

The Hubble Space Telescope launched on April 24, 1990, aboard the Space Shuttle Discovery (STS-31), and deployed into Earth ...

They look like ordinary soldiers, but there’s far more beneath the helmet. This video uncovers the hidden roles, secret identities, and surprising histories behind some of the most misunderstood ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also ...

"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." ...