Astronomy Picture of the Day: M15: Dense Globular Star Cluster

Messier 15 is an immense swarm of over 100,000 stars.

Astronomy Picture of the Day: Jupiter in Ultraviolet from Hubble

Jupiter looks a bit different in ultraviolet light.

Astronomy Picture of the Day: M16: In and Around the Eagle Nebula

From afar, the whole thing looks like an Eagle. A closer look at the Eagle Nebula, however, shows the bright region is actually a window into the center of a larger dark shell of dust.

Astronomy Picture of the Day: Orion in Red and Blue

When did Orion become so flashy? This colorful rendition of part of the constellation of Orion comes from red light emitted by hydrogen and sulfur (SII), and blue-green light emitted by oxygen (OIII).

Astronomy Picture of the Day: Skygazers on the Beach

Kona, a young boxer, is a dog who loves splashing in the waves along Solana Beach near San Diego, planet Earth.

Astronomy Picture of the Day: The Falcon 9 Nebula

Not the Hubble Space Telescope's latest view of a distant planetary nebula, this illuminated cloud of gas and dust dazzled even casual U.S. west coast skygazers on October 7.

Astronomy Picture of the Day: West Coast Launch and Landing

A SpaceX Falcon 9 rocket launch dazzled viewers along the U.S. west coast after sunset on October 7.

Astronomy Picture of the Day: Sun Dance

Sometimes, the surface of our Sun seems to dance.

Astronomy Picture of the Day: NGC 1672: Barred Spiral Galaxy from Hubble

Many spiral galaxies have bars across their centers. Even our own Milky Way Galaxy is thought to have a modest central bar.

Astronomy Picture of the Day: Comet 21P Between Rosette and Cone Nebulas

Small bits of this greenish-gray comet are expected to streak across Earth's atmosphere tonight.

Top