Inside the bright but unassumingly named nebula Gum 55 lies a dark nebula - a rift of dust grains that absorb visible light - ...

The nebula constitutes a clump of cloud in a larger complex known as Gum 55, a large region of glowing nebulosity in the ...

The Red Spider Nebula is a planetary nebula situated near the center of the Milky Way, in the northwest region of the constellation Sagittarius. This fiery planetary nebula hosts one of the hottest ...

NASA released a stunning Hubble image of the Omega Nebula, or M17, a star-forming region in the Milky Way, to share Diwali ...

For Halloween, the European Southern Observatory (ESO) reveals this spooktacular image of a dark nebula that creates the ...

The European Southern Observatory captured a Halloween-themed image of the Dark Wolf Nebula, a hauntingly dense cloud of ...

Nebulae exist in various types, including emission, reflection, and dark nebulae. The Orion Nebula is among the most famous and easily visible examples. NASA's Hubble Space Telescope has captured ...

The dwarf galaxy is one of many forcing its way through the comparatively dense gas in the massive Virgo cluster of galaxies.

Every constellation has something within its borders worth tracking down, if you just look hard enough. Here are five to start with.

Clearly, the Andromeda Nebula was a system of stars quite separate from the Milky Way, and in many ways comparable to it. From this simple observation, soon repeated for other starry nebulae ...

Infrared astronomy has revealed so much about the universe, ranging from protoplanetary disks and nebulae to brown dwarfs, ...

A minority view, however, held that the Milky Way was only one "island" of stars, gas, and dust, and that there were other such islands beyond. An important clue to which perspective was right seemed ...