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At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

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

For nearly a month, NASA has been scrambling to make contact with a spacecraft in orbit around Mars that abruptly fell silent. The space agency lost communication with the MAVEN probe (short for Mars ...

NASA says it is “very unlikely” the agency will be able to recover a Mars spacecraft that has been out of contact for more ...

Mars is about half Earth’s size and roughly a tenth its mass — not really the sort of planet you’d expect to leave ...

NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. The orbiter, one of three zooming around Mars' atmosphere, had been working as expected before it ...

MAVEN has circled Mars for more than a decade, exploring the planet and relaying data from robots on the surface. Reading time 2 minutes NASA has lost the signal from a Martian probe that also serves ...