Unusual Pits Discovered on Pluto
Why are there unusual pits on Pluto? The indentations were discovered during the New Horizons spacecraft’s flyby of […]
NASA
Aurora over Clouds
Auroras usually occur high above the clouds. The auroral glow is created when fast-moving particles ejected from the […]
A 212 Hour Exposure of Orion
The constellation of Orion is much more than three stars in a row. It is a direction in […]
Phobos: Doomed Moon of Mars
This moon is doomed. Mars, the red planet named for the Roman god of war, has two tiny […]
Recycling NGC 5291
Following an ancient galaxy-galaxy collision 200 million light-years from Earth, debris from a gas-rich galaxy, NGC 5291, was […]
Leonids and Friends
Leonid meteors rained down on planet Earth this week, the annual shower of dusty debris from the orbit […]
Centaurus A
What’s the closest active galaxy to planet Earth? That would be Centaurus A, only 11 million light-years distant. […]
A Sudden Jet on Comet 67P
There she blows! A dramatic demonstration of how short-lived some comet jets can be was documented in late […]
The Pelican Nebula in Gas Dust and Stars
The Pelican Nebula is slowly being transformed. IC 5070, the official designation, is divided from the larger North […]
A Blazing Fireball between the Orion Nebula and Rigel
What’s happening to that meteor? A few days ago, a bright fireball was photographed from the Alps mountain […]