After the Crab Nebula, M1, this giant star cluster is the second entry in 18th century astronomer Charles Messier's famous list of things that are not comets.

See The Milky Way Galaxy And The Jupiter And A Meteorite At The Lut Desert

Majestic on a truly cosmic scale, M100 is appropriately known as a grand design spiral galaxy.

What is the nearest major galaxy to our own Milky Way Galaxy? Andromeda. In fact, our Galaxy is thought to look much like Andromeda.

Why does this galaxy have such a long tail? In this stunning vista, based on image data from the Hubble Legacy Archive, distant galaxies form a dramatic backdrop for disrupted spiral galaxy Arp 188, the Tadpole Galaxy.

Large spiral galaxy NGC 1055 at top left joins spiral Messier 77 (bottom right) in this cosmic view toward the aquatic constellation Cetus.

This cosmic close-up looks deep inside the Soul Nebula.

The Tarantula Nebula, also known as 30 Doradus, is more than a thousand light-years in diameter, a giant star forming region within nearby satellite galaxy the Large Magellanic Cloud.

Periodic Comet 46P/Wirtanen is now the brightest comet in the night sky, but too faint to be seen by eye.