Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside our galaxy.

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

There are quite a few astronomical events that have captivated humanity, and in February 2025, there's an especially rare one ...

Astronomers are sounding alarm bells as the world's most precious sky-observing location faces a light pollution risk due to ...

"The question 'Are we alone?' is one of the most significant questions, not just in the history of science, but in the ...

From magnification to light-gathering, here’s how to make the decision between buying a telescope or a monocular for ...

A cosmic object spotted by the James Webb Space Telescope has flummoxed astronomers. Now, a research team has studied ...

Every 26 months, the orbits of Earth and Mars allow us a closer look when Mars is at opposition — which will happen on Jan. 15, 2025.

NASA's Roman Space Telescope is preparing for launch in 2027, with a mission to study distant galaxies and explore dark ...

Massive, once in a century asteroid to be visible flying past Earth - NASA estimates the asteroid Alinda is roughly the same ...

Find the best telescopes to unlock the wonders of the night sky and view lunar occultations, celestial conjunctions and planetary parades in January. The best telescope unlocks the wonders of the ...

NASA has mounted the most important parts of the Nancy Grace Roman space telescope on the spacecraft that will take the observatory into space and to its research site. The work on the next large ...