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Liftoff!
SpaceX Dragon capsule now on its way to International Space Station after Tuesday's successful liftoff via Falcon 9 rocket. Rendezvous set for Friday morning.
April 14, 2015
Explaining the great 2011 Saturn storm
A storm on Saturn began in late 2010. Six months later, it wrapped entirely around the planet. Later, it subsided. Two planetary scientists explain.
April 14, 2015
Color map suggests a once-active Ceres
Plus ... what infrared data show about the Ceres bright spots.
April 13, 2015
Mars has belts of glaciers
A thick layer of dust covers the Martian ice. Under the dust, there are glaciers made of frozen water.
April 12, 2015
See a cloud passing our Milky Way’s central black hole
Join astronomers in examining the fate of G2, which has survived its encounter with the supermassive black hole at the heart of the Milky Way.
April 11, 2015
This image shows an Einstein Ring
The ring is caused by a near-perfect alignment of two galaxies with respect to Earth. One galaxy is 'lensing' the other galaxy's light.
April 11, 2015
Life’s building blocks in infant star system
"From a life in the universe point of view, this is great news,” said a researcher.
April 10, 2015
Auroras over US and similar latitudes
A geomagnetic storm sparked a display of auroras on the night of April 9-10. Auroras sighted as far south as Colorado! The storm may intensify later today.
April 10, 2015
NASA scientist: We’ll find signs of alien life by 2025
"We know where to look. We know how to look," said NASA chief scientist Ellen Stofan.
April 9, 2015
20 RR Lyrae stars with companions
Previously, only one RR Lyrae star - of many thousands known - was found to orbit in a double star system. Now astronomers have upped the tally by 2000%!
April 8, 2015
