Hot Moon
Dozens of volcanic features shine brilliantly in this infrared view of Io, a large moon of Jupiter, captured by the…
SOHO at 30
The longest-operating space telescope for watching the Sun celebrates its 30th anniversary on December 3. SOHO (Solar and Heliospheric Observatory)…
Magnetic Beast
An artist’s concept depicts a magnetar — an ultradense stellar corpse with a magnetic field a trillion times stronger than…
Solar Blast
An enormous fountain of superheated gas erupts from the Sun in this recently released image from Solar Orbiter, a European…
Pleiades
The Pleiades star cluster is one of the most beautiful and distinctive sights in the night sky. This Hubble Space…
Cosmic Horseshoe
The Cosmic Horseshoe is a cosmic illusion. It consists of a massive galaxy encircled what appears to be a bright…
Taurid Fireball
A fireball blazes above Norway during the Taurid meteor shower, which is underway in early November. Fireballs form when especially…
Ghostly Observatory
The once beautiful Warner and Swasey Observatory lies abandoned, in Cleveland. It served astronomy for more than four decades before…
Interstellar Visitor
A Mars-orbiting spacecraft snapped this picture of the interstellar object 3I/ATLAS moving through the background of stars in early October.…
NGC 3370
The beautiful spiral galaxy NGC 3370 twirls through the cosmos in this recent image from Hubble Space Telescope. It’s about…