A 54-pound meteorite from Mars is expected to fetch up to $4 million when it goes up for auction later this month at Sotheby's.

A new crew will soon be heading to the International Space Station. It comes at a time of upheaval at NASA, where the agency lacks a permanent administrator and has more cuts on the horizon.

Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the current cost while achieving key science goals.

The documents point to 2,145 forthcoming senior-level resignations as of July 9. A majority of those resignations are among employees at the GS-13 and GS-14 levels, which are reserved for technical experts and supervisory roles, while 875 are classified as GS-15, the federal government's highest General Schedule grade level.

Over 2,000 senior NASA employees are leaving the space agency amid proposed budget cuts, potentially jeopardizing ambitious plans for lunar and Martian

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NASA’s Mars Reconnaissance Orbiter has learned to pull off daring 120-degree rolls that give its SHARAD radar ten-times-stronger echoes, exposing hidden ice and geology more than a mile underground.

The spacecraft now almost tips upside down relative to Mars to give its radar the best view. The Mars Reconnaissance Orbiter (MRO) has learned to do backward rolls to give its onboard radar better opportunities to find water-ice beneath the red planet's surface.

THE famously desolate Mars landscape could be scattered with trees to the untrained eye, according to a recently shared Nasa image. However, the US space agency was quick to explain otherwise.