The legendary Hubble Space Telescope has turned its gaze to the Ursa Major-adjacent galaxy UGC 5460, revealing spiral arms, star clusters and a possible supernova "imposter". Beautifully captured ...

In this image from NASA's Spitzer Space Telescope, "cometary knots" on the Helix Nebula show blue-green heads ... s Spitzer Space Telescope and the Galaxy Evolution Explorer (GALEX), the star ...

One such galaxy is an irregular dwarf galaxy called ... Related: 25 gorgeous nebula photos that capture the beauty of the universe Leo P is similar to the primordial galaxies of the early universe ...