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Astronomers discover first asteroid with rings
This is the smallest object by far found to have rings and only the fifth body in the solar system - after planets Jupiter, Saturn, Uranus and Neptune - to have rings.
March 26, 2014
New solar system edge and speculations on an undiscovered planet
The new most-distant object in our solar system is 2012 VP113, whose closest point to the sun is about 80 times the Earth-sun distance.
March 26, 2014
World’s first robotic planet hunter
Every night, the Automated Planet Finder checks the weather, decides which stars to observe, and moves the telescope from star to star, looking for distant planets.
March 26, 2014
Night sky as Milky Way and Andromeda galaxies merge
As seen on Cosmos ... the collision and merger between our Milky Way galaxy and the nearby Andromeda galaxy 4 billion years from now.
March 24, 2014
Close-up of Jupiter’s Great Red Spot
Jupiter's Great Red Spot is a raging storm in the planet's southern hemisphere. It's more than three times the size of Earth!
March 24, 2014
Video: Big Bang breakthrough explained with a towel and an apple
Two-minute video explanation of this week's announcement about gravitational waves and the Big Bag - using a towel, an apple and a ping pong ball.
March 21, 2014
Zoom in on 680-gigapixel interactive mosaic of moon’s north pole
Click around on a new high resolution interactive mosaic of the moon's north pole, created using cameras aboard NASA's Lunar Reconnaissance Orbiter.
March 19, 2014
Watch ‘father of inflation’ learn of gravitational waves discovery
Physicist Andrei Dmitriyevich Linde is one of the main authors of inflationary universe theory. Watch his emotions as he learns his theory was proven true this week.
March 19, 2014
Asteroid to eclipse bright star Regulus tonight
Millions of people in New York City and points north can watch late tonight (March 19-20) as the bright star Regulus winks out when the asteroid hides it from view.
March 19, 2014
Almost snack time for our galaxy’s supermassive black hole
Telescopes around the world are turning to our galaxy’s center, to watch our Milky Way's supermassive black hole consume a gas cloud.
March 18, 2014
