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See this blurry blue dot? It’s the lightest exoplanet imaged so far
The new planet - designated HD 95086 b - has a predicted mass of only four to five times that of Jupiter.
June 3, 2013
New camera at WIYN images an asteroid with a long tail
Using the new wide-field camera at the WIYN 3.5 meter telescope, astronomers have found that the peculiar asteroid P/2010 A2's tail is much longer than previously supposed.
June 3, 2013
Images and video of asteroid 1998 QE2 flyby
No danger ... and yet this asteroid captured the attention of astronomers worldwide.
June 1, 2013
Watch or participate in asteroid 1998 QE2 flyby today
Asteroid 1998 QE2 will pass about 15 times the moon's distance. Several organizations are looking at it, and you can join the fun.
May 31, 2013
Approaching asteroid 1998 QE2 has its own moon
The 70-meter Deep Space Network antenna at Goldstone, California picked up the moon for 1998 QE2 during the night of May 29-30.
May 30, 2013
Solid evidence that Mars had rivers or streams
Mars has vast networks of channels, but hard evidence for flowing water on Mars has been limited, until now.
May 30, 2013
Water-rock reactions may sustain life below Earth’s oceans, or on Mars
These chemical reactions, which produce hydrogen gas, are thought to have been one of the earliest sources of energy for life on Earth.
May 30, 2013
New ET detection method leads to quest for world’s largest telescope
Astronomers want to search for heat signatures of nearby planets. They'll need a giant telescope to do the job. The pay-off could be an extraterrestrial civilization.
May 30, 2013
Planetary trio has ended. Where do the planets go next?
Jupiter, Venus and Mercury are no longer within a 5-degree circle. But you can still see all three in the west after sunset for a few more days.
May 30, 2013
Video for your ears: What do planets sound like?
NASA Space Sounds: what happens when spacecraft are used to record radio emissions from planetary environments, which are then converted to sound waves.
May 30, 2013
