NASA reveals how a lunar eclipse appears from the Moon, where Earth blocks the Sun for hours. Watch how the Lunar Reconnaissance Orbiter (LRO) powers down instruments to survive darkness and why this ...

NASA has abruptly lost contact with a key spacecraft circling Mars, cutting off a scientific workhorse that has spent years listening to the planet’s thin atmosphere and relaying data from the surface ...

Add Yahoo as a preferred source to see more of our stories on Google. A Mars spacecraft that has been orbiting the red planet for more than a decade has now been AWOL for more than a month. NASA first ...

When people on Earth watch a lunar eclipse, they see the Moon slowly move into Earth’s shadow and turn reddish for a short time. It is a familiar sigh.

NASA has provided new details about its plans to procure a Mars communications orbiter funded under last year’s budget ...

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 ...

When the orbit of NASA’s Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft took it behind the Red Planet on December 6th, ground controllers expected a temporary loss of signal (LoS).

Sifting through 180,000 observations, the team found a single event. We may have detected a whistler wave on the Red Planet.

We will bid on your behalf up to the reserve or against competing bidders, and will never exceed this amount. Click "confirm" to place your bid for this lot. Click "confirm" to purchase this lot. This ...

A Mars spacecraft that has been orbiting the red planet for more than a decade has now been AWOL for more than a month. NASA first lost contact with its MAVEN orbiter at the beginning of December.