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Carol Raymond on asteroid Vesta
Carol Raymond said asteroid Vesta has revealed itself as colorful, diverse – and even older than Earth - in the first-ever orbit of an asteroid by a space probe.
May 22, 2012
Eclipse of sun May 20-21 is part of a longer cycle
The solar eclipse of May 20-21, 2012 is part of a cycle - called the Saros cycle - that repeats about every 18 years and 10 days.
May 20, 2012
Solar flare effects expected May 19
Beautiful movie of another CME leaving the sun's surface on May 17. Goodbye sunspot 1476 and hello solar flare!
May 18, 2012
Watch May 2012 solar eclipse at a National Park
Want to see the solar eclipse on May 20, 2012? National parks in the United States are gearing up for the event.
May 16, 2012
NASA spacecraft spots 12-mile-high Martian dust devil
The NASA Mars Reconnaissance Orbiter caught sight of this beauty as it whirled on the sands of the Amazonis Planitia region of northern Mars.
May 16, 2012
Dawn spacecraft reveals landscapes of Vesta
Findings from the Dawn spacecraft reveal enormous impact craters and diverse mineralogy on the asteroid Vesta, the second largest object in the asteroid belt.
May 15, 2012
Solar storm effects may give Earth a glancing blow on May 14
Effects of a coronal mass ejection from huge sunspot region 1476 will deliver a glancing blow (solar storm) to Earth today, while in route to Mars.
May 14, 2012
New planet found in distant solar system by its tug on another world
Using the same technique that led to Neptune's discovery in 1846, astronomers have found a new planet by observing its pull on a neighboring world.
May 12, 2012
Orbiting spacecraft shows Mars’ surprising shifting sands
An orbiting spacecraft shows sand dunes on Mars shift and move at about the same rate as earthly dunes. Yet Mars atmosphere is thin, and its winds are weak.
May 11, 2012
