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Skimming the inner planets: Updates on MESSENGER and Venus Express

Posted by Emily Lakdawalla on 2014/06/24 11:52 CDT | 1 comment

The two spacecraft currently orbiting the two innermost planets are both flying low in their orbits in the final phases of their missions. MESSENGER just performed a rocket burn to raise its orbit slightly, while Venus Express did the opposite.

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What are Mercury's hollows?

Posted by Emily Lakdawalla on 2014/02/18 09:33 CST | 10 comments

I've been fascinated by Mercury's hollows ever since MESSENGER discovered them. Two recent papers look at where they are found to try to figure out how they form.

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BepiColombo's launch date has slipped to August 2015

Posted by Emily Lakdawalla on 2012/02/29 08:55 CST

ESA announced this morning that the launch of their BepiColombo mission, a cooperative effort with JAXA, has been delayed from its originally planned July 2014 to the backup launch window in August 2015.

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