Nearby Spiral Galaxy NGC 4945
Large spiral galaxy NGC 4945 is seen nearly edge-on in this cosmic galaxy close-up. It’s almost the size […]
astronomy
Beautiful Albireo AB
Beta Cygni is a single bright star to the naked eye. About 420 light-years away it marks the […]
Orion over Green Bank
What will the huge Green Bank Telescope discover tonight? Pictured, the Robert C. Byrd Green Bank Telescope (GBT) […]
Illustration: An Early Quasar
What did the first quasars look like? The nearest quasars are now known to involve supermassive black holes […]
Barred Spiral Galaxy NGC 6217
Many spiral galaxies have bars across their centers. Even our own Milky Way Galaxy is thought to have […]
Aurora Over White Dome Geyser
Sometimes both heaven and Earth erupt. Colorful auroras erupted unexpectedly a few years ago, with green aurora appearing […]
Peculiar Galaxies of Arp 273
The spiky stars in the foreground of this backyard telescopic frame are well within our own Milky Way […]
Three Clusters in Puppis
Galactic or open star clusters are young. The swarms of stars are born together near the plane of […]
NGC 4651: The Umbrella Galaxy
It’s raining stars. What appears to be a giant cosmic umbrella is now known to be a tidal […]
Blue Marble Earth
Welcome to planet Earth, the third planet from a star named the Sun. The Earth is shaped like […]