Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

The Sombrero galaxy has long had a place in astronomical history as an intriguing object. The first written record of this ...

The images show ultra-fine bright and dark stripes (called striations) in the thin, gaseous layer of the sun's atmosphere ...

When the billions of stars comprising the Milky Way, our home galaxy, appear especially vibrant as the band arcs across the night sky, it’s a photo op ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

This planet, slightly larger than Saturn but half its mass, orbits its star every three days and boasts a cooler temperature, potentially allowing for the detection of chemicals like ammonia.

The Webb telescope reveals the Sombrero galaxy’s dusty and turbulent history in a new stunning near-infrared portrait.

The oldest representation of the night sky and our Milky Way galaxy was found in an Egyptian sarcophagus, revealing ancient ...

Apr. 8, 2025 — Every galaxy is thought to form at the center of a dark matter halo. Stars are formed when gravity within dark matter halos draws in gas, but astrophysicists don't know whether ...

I’m PCMag’s managing editor for consumer electronics content, overseeing an experienced team of reviewers and product testers. I’ve been covering tech for more than 22 years. Prior to PCMag ...