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News for Norther Colorado and the world

Thursday, December 18, 2014

Posts Tagged ‘Messenger spacecraft’

Astronomy Picture of the Day

Astronomy Picture of the Day

MESSENGER at Mercury Credit: NASA/JHU APL/CIW Explanation: On March 17, the MESSENGER spacecraft became the first to orbit Mercury, the solar system's innermost planet. This is its first processed color image since entering Mercury orbit. Larger, denser, and with almost twice the surface gravity of Earth's moon, Mercury still looks moon-like at first glance. But in this view its terrain shows light blue and brown areas near craters and long bright rays of material streaking the ... Full Story

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