Vela Supernova Remnant Mosaic
The plane of our Milky Way Galaxy runs through this complex and beautiful skyscape. Seen toward colorful stars […]
NASA
Quadrantids
Named for a forgotten constellation, the Quadrantid Meteor Shower is an annual event for planet Earth’s northern hemisphere […]
HESS Telescopes Explore the High Energy Sky
They may look like modern mechanical dinosaurs but they are enormous swiveling eyes that watch the sky. The […]
Stars, Meteors, and a Comet in Taurus
This was an unusual night to look in the direction of the Bull. The constellation Taurus is always […]
A Laser Strike at the Galactic Center
Why are these people shooting a powerful laser into the center of our Galaxy? Fortunately, this is not […]
Yutu 2 on the Farside
On January 3, the Chinese Chang’e-4 spacecraft made the first successful landing on the Moon’s farside. Taken by […]
Ultima and Thule
On January 1 New Horizons encountered the Kuiper Belt object nicknamed Ultima Thule. Some 6.5 billion kilometers from […]
The Orion Nebula in Infrared from WISE
The Great Nebula in Orion is an intriguing place. Visible to the unaided eye, it appears as a […]
The Sombrero Galaxy in Infrared
This floating ring is the size of a galaxy. In fact, it is a galaxy — or at […]