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Super star creates holiday light show
A celestial wreath of reflective dust illuminated by a glittering star.
December 25, 2013
A billion stars here we come! Gaia galaxy surveyor lifts off
Gaia is designed to make accurate measurements of the positions and motions of 1% of the total population of roughly 100 billion Milky Way stars.
December 19, 2013
Find black holes while you’re on the bus
"With a large enough sample from your classifications, we can pick out black holes at different stages and build a better picture of their origins." - Radio Galaxy Zoo
December 19, 2013
Largest-ever true-color photo of the night sky
The photographer trekked 60,000 miles (100,000 km) across the western United States and South Africa to create this massive composite image.
December 18, 2013
New colorized images of asteroid Vesta
"No artist could paint something like that. Only nature can do this." - Astronomer Martin Hoffman
December 18, 2013
Milky Way galaxy has four arms again
A debate has been raging about whether our galaxy has four spiral arms, or two. A 12-year study of massive stars suggests that it has four.
December 17, 2013
Unseen exoplanet predicted, now confirmed
Perturbations in the orbit of Uranus let astronomers discover the planet Neptune in 1846. Now this same technique has been used to find a planet 1,000 light-years away.
December 17, 2013
Video: Touch down of China’s moon mission
The lander is named for the moon goddess of Chinese mythology. Its successful landing on Saturday made China the third nation ever to land on the moon.
December 17, 2013
Video: So long, Comet ISON
This video shows Comet ISON's complete perihelion passage on November 28, 2013. NASA scientists now confirm the comet is longer a comet.
December 16, 2013
The weird object near Saturn’s A ring
A member of the Cassini spacecraft's imaging team spied a mysterious object at edge of Saturn's A ring and named it Peggy.
December 14, 2013
