Science at the South Pole
The Milky Way and the southern lights glisten above the South Pole Telescope, which takes advantage of the cold, thin…
Martian Twisters
Three dust devils twirl across Mars in this image from Trace Gas Orbiter, a spacecraft that’s studying the Martian atmosphere.…
To the Rescue!
A venerable X-ray telescope in Earth orbit is scheduled for a rescue soon. The Swift observatory has been losing altitude,…
‘A Most Beautiful Cluster’
The heart of Messier 13, the Great Hercules Cluster, sparkles in this recent Hubble Space Telescope image. In 1779, William…
Southern Cross
The constellation Crux, the southern cross, is depicted on the flags and military insignia of many countries. [Wikipedia]
Brilliant Spiral
Messier 77, a beautiful spiral galaxy 45 million light-years from Earth, shines brilliantly in this infrared image from James Webb…
Still Going!
An orbiting satellite captured this view of the venerable Hubble Space Telescope on April 23, from a distance of 38.4…
Volcanoes Galore
Dozens of giant volcanoes form hotspots on the surface of Io, one of the moons of Jupiter, in this infrared…
Jumbo Pancakes
Wide, flat domes that resemble pancakes highlight this image of Venus. The domes in the picture are almost 40 miles…
Busy Cluster
Hundreds of galaxies fill Hubble Space Telescope’s view of the Coma Cluster, a family of thousands of galaxies centered in…