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After a month of no answer, NASA will try hailing its silent MAVEN Mars orbiter today

MAVEN has remained silent since Dec. 6 despite repeated attempts to contact it, according to NASA. As part of the recovery ...
Space.com on MSN

How Mars 'punches above its weight' to influence Earth's climate

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...