The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a ...

The three-dimensional visualization of the entire sky will help scientists learn more about the origin of life in our galaxy ...

“Given the mass loss rate measured by the Webb Space Telescope, the gas around 3I/ATLAS would be swept up by the solar wind ...

NASA’s Chandra telescope reveals galaxies and nebulae dressed for the holidays. X-rays show star formation, cosmic collisions and a universe celebrating 2025 in spectacular style.

Two cosmic collisions near the star Fomalhaut solve the mystery of a disappearing "planet" and show rare planetesimal crashes ...

For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is of a huge instrument in its own domed-roof building on a mountain top. But a ...

Learn how Mount Wilson Observatory was founded on Dec. 20, 1904, the people involved, and the decisions that shaped early modern astronomy ...

Meteors from the Ursids appear near the Little Dipper, which is part of the constellation Ursa Minor. Only skywatchers in the ...

Dear Savvy Senior, Can you recommend some good resources or products that can help seniors with severe vision loss? My wife ...

Save on telescopes, binoculars and monoculars with our last-minute deal round up, but you'll have to be fast if you want them ...

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...