An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the ...

Starting at 12:30 p.m. ET (1730 GMT) on Saturday (Jan. 25), astrophysicist Gianluca Masi of the Virtual Telescope Project ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The alignment of seven planets in the night sky has captivated observers for centuries, inspiring awe and curiosity. This ...