Hubble Captures the Ghost of Cassiopeia

The ghost of Cassieopeia's ethereal glow might remind people of apparitions such as those reported by…

Parker Solar Probe Looks Back at Earth

On Sept. 25, 2018, Parker Solar Probe captured a view of Earth as it sped toward…

Newborn Stars Blow Bubbles in the Cat’s Paw Nebula

Newborn Stars Blow Bubbles in the Cat's Paw Nebula

Splashdown! Apollo 7 Returns Home

On October 22, 1968, 50 years ago, the Apollo 7 crew splashed down in the Gulf…

Hubble Spies Glittering Star Cluster in Nearby Galaxy

This glittering ball of stars is the globular cluster NGC 1898, which lies toward the center…

Launching the Galileo Mission

On Oct. 18, 1989, space shuttle Atlantis deployed NASA's Galileo spacecraft six hours, 30 minutes into…

Launching the Galileo Mission

On Oct. 18, 1989, space shuttle Atlantis deployed NASA's Galileo spacecraft six hours, 30 minutes into…

Magnetic Fields May Be the Key to Black Hole Activity

This artist’s conception of the core of Cygnus A shows the dusty donut-shaped surroundings, called a…

Uncrewed Japanese Vehicle Delivers Supplies to the Space Station

Viewed from a window inside the cupola, the International Space Station's "window to the world," is…

Ellen Ochoa at Work on the Shuttle

During National Hispanic Heritage Month, we're celebrating the achievements of astronaut Ellen Ochoa and other Hispanic…