Barnard 150: Seahorse in Cepheus
Light-years across, this suggestive shape known as the Seahorse Nebula appears in silhouette against a rich, luminous background […]
Astronomy
Light Pillars over Whitefish Bay
What’s happening in the sky? Unusual lights appeared last week to hover above Whitefish Bay on the eastern […]
Hyperion: Largest Known Galaxy Proto Supercluster
How did galaxies form in the early universe? To help find out, astronomers surveyed a patch of dark […]
Apollo 12 Visits Surveyor 3
Apollo 12 was the second mission to land humans on the Moon. The landing site was picked to […]
Halo of the Cat s Eye
Not a Falcon 9 rocket launch after sunset, the Cat’s Eye Nebula (NGC 6543) is one of the […]
Cherenkov Telescope at Sunset
On October 10, a new telescope reflected the light of the setting Sun. With dark horizon above and […]
M15: Dense Globular Star Cluster
Messier 15 is an immense swarm of over 100,000 stars. A 13 billion year old relic of the […]
Jupiter in Ultraviolet from Hubble
Jupiter looks a bit different in ultraviolet light. To better interpret Jupiter‘s cloud motions and to help NASA’s […]
M16: In and Around the Eagle Nebula
From afar, the whole thing looks like an Eagle. A closer look at the Eagle Nebula, however, shows […]
Orion in Red and Blue
When did Orion become so flashy? This colorful rendition of part of the constellation of Orion comes from […]