Spiral galaxy NGC 4921 presently is estimated to be 320 million light years distant. This image,…
Category: NASA Image of the Day
A Strange Ring Galaxy
Is this one galaxy or two? Astronomer Art Hoag first asked this question when he chanced…
Islands of Four Mountains
The picturesque, but snow-capped volcanoes, composing the Islands of the Four Mountains in Alaska's Aleutian Island…
Hydrogen Sulfide and Dust Plumes on Namibia’s Coast
Cloudless skies allowed a clear view of dust and hydrogen sulfide plumes along the coast of…
Anaxagoras Crater
This image from the Lunar Reconnaissance Orbiter shows the floor of the moon's Anaxagoras crater, including…
Bright Lights
Two extremely bright stars illuminate a greenish mist in this image from the Spitzer Space Telescope's…
Massive Attack
This image shows the eruption of a galactic “super-volcano” in the massive galaxy M87, as witnessed…
Sailing Amongst the Stars
Making the stuff of science fiction into reality, NASA engineers are testing solar sails--a unique propulsion…
Into the Night
Researchers do not yet know what is lighting up IRAS 05437+2502, a small, faint nebula that…
Of Dust and Creation
This infrared image taken by NASA's Wide-field Infrared Survey Explorer, or WISE, shows a star-forming cloud…