Space
Spectacular Mars crater is a big blue boom
The Red Planet is feeling blue after taking a hit from an asteroid, as shown in this stunning high-resolution image of the resulting crater
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The Red Planet is feeling blue after taking a hit from an asteroid, as shown in this stunning high-resolution image of the resulting crater
NASA's MAVEN orbiter will look for clues to how the planet's atmosphere has developed, and how density fluctuations might affect future crewed missions