News tagged with planetary surface

The mysterious arc of Venus

When Venus transits the sun on June 5th and 6th, an armada of spacecraft and ground-based telescopes will be on the lookout for something elusive and, until recently, unexpected: The Arc of Venus.

dateJun 04, 2012 in Space Exploration
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Stellar winds

(PhysOrg.com) -- The Sun, glowing with a surface temperature of about 5500 degrees Celsius, warms the Earth with its salutary light. Meanwhile the Sun's hot outer layer (the corona), with its temperature of ...

dateOct 10, 2011 in Astronomy
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Tatooine-like planet discovered (w/ video)

(PhysOrg.com) -- Although cold and gaseous rather than a desert world, the newfound planet Kepler-16b is still the closest astronomers have come to discovering Luke Skywalker's home world of Tatooine. Like ...

dateSep 15, 2011 in Astronomy
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To an asteroid, and beyond

The asteroid 1999 RQ36 may not be a household name, but astronomers predict that in less than 200 years, it may make an unforgettable impact. According to radar and optical observations, the space rock, measuring ...

dateJul 26, 2011 in Space Exploration
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