CAPE CANAVERAL, Fla. (AP) – The only spacecraft ever to orbit Mercury ended its four-year tour with a crash landing Thursday. NASA’s Messenger plunged from orbit as planned and slammed into the sun’s ...

Mars and Mercury will appear close to one another in the southwestern sky on Nov. 12. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Look low on ...

NASA's MAVEN spacecraft, which has orbited Mars since 2014, went quiet abruptly in early December. Efforts to reestablish a ...

NASA's Curiosity rover has sent back a striking new "postcard" from high on the slopes of the Red Planet's Mount Sharp, ...

President Trump’s NASA budget plans look to cut its public relations funding by half, but already the agency is shuttering social media accounts that include those dedicated to popular missions ...

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, which has been orbiting Mars for over a decade. The loss of signal occurred on Dec. 6 as the orbiter passed behind Mars from Earth's perspective. MAVEN ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

CAPE CANAVERAL, Fla. (AP) — The nominee for NASA’s top job, billionaire spacewalker Jared Isaacman, outlined his vision for space exploration on Wednesday that prioritizes sending astronauts to Mars ...

Just days into the New Year, on January 6, NASA will begin spacewalks outside the International Space Station to prepare for ...

NASA's Curiosity rover will go dark for a few weeks due to a conjunction between Earth and Mars, blocking communication between the two planets.