The Fornax Cluster of Galaxies
Named for the southern constellation toward which most of its galaxies can be found, the Fornax Cluster is […]
NASA
NGC 6888: The Crescent Nebula
NGC 6888, also known as the Crescent Nebula, is a cosmic bubble about 25 light-years across, blown by […]
Pluto at Night
The night side of Pluto spans this shadowy scene. The spacebased view with the Sun behind the distant […]
The Horsehead Nebula in Infrared from Hubble
While drifting through the cosmos, a magnificent interstellar dust cloud became sculpted by stellar winds and radiation to […]
Night on Venus in Infrared from Orbiting Akatsuki
Why is Venus so different from Earth? To help find out, Japan launched the robotic Akatsuki spacecraft which […]
The Supernova and Cepheids of Spiral Galaxy UGC 9391
What can this galaxy tell us about the expansion rate of the universe? Perhaps a lot because UGC […]
Comet PanSTARRS and the Helix Nebula
It’s rare that such different objects are imaged so close together. Such an occasion is occurring now, though, […]
The Shadow of Surveyor 1
Fifty years ago, Surveyor 1 reached the Moon. Launched on May 30, 1966 and landed on June 2, […]
NGC 4631: The Whale Galaxy
NGC 4631 is a big beautiful spiral galaxy. Seen edge-on, it lies only 25 million light-years away in […]
Three Planets from Pic du Midi
Seen any planets lately? All three planets now shining brightly in the night sky are imaged in these […]