The Hubble Space Telescope's evidence of an "intermediate-sized" black hole about 6000 light-years away in the closest ...

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

Most of this week's naked-eye planetary action will take place low in the western sky, which is where the aforementioned ...

A renowned Caltech astronomer who helped discover water on exoplanets was shot and killed outside his home in California.

NASA's Chandra X-ray Observatory turns x-rays and data into sounds of planets around our solar system. These sonifications ...

Water ice on Mars, bubbling gas on a distant star, a snow-covered island, and a pre-planetary nebula are featured this week. Plus, a look back at an image of Mars taken by the Dawn spacecraft during a ...

Astronomy does not belong off Earth. It belongs wherever the universe can be observed — and that necessarily includes the surface of the planet humans live on. Kelsey Johnson: Past President of the ...

A proposed five-satellite Cosmic Positioning System could measure cosmic distances directly and help address discrepancies in the Hubble constant through solar system–scale triangulation.

New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.

If you think auroras on Earth are a strange and mesmerizing sight, that's nothing like what occurs on the perplexing world of Uranus.

Astronomers used AI to search 35 years of Hubble data and discovered over 1,300 rare cosmic anomalies hidden in plain sight.

The discovery of CDG-2 began when a team of astronomers investigated tight groupings of stars called globular clusters, which ...