NASA's MAVEN Mission Celebrates One Year in Martian Orbit, Delivers Fascinating Science About Red Planet's Atmosphere

Artist’s concept of the MAVEN spacecraft in orbit around Mars. The mission recently completed one year of successful science operations around the Red planet and is already primed for a year-long extended mission until at least September 2016. Image Credit: NASA/GSFC

One of the humorous remarks that have been circulating the Internet in […]

Opportunity Nears Highest Ever Mountain Peak of Astounding 11-Year Martian Trek

NASA’s Opportunity Mars rover scans to the summit of Cape Tribulation less than 100 meters distant in mid-December 2014. Beyond lie caches of clay minerals. The scene shows impact breccias and thin soil cover with cobbles over bedrock. This navcam camera photo mosaic was assembled from images taken on Sol 3871, Dec. 13, […]

Comet's Close Encounter With Mars Yields New Insights Never Before Seen

This composite NASA Hubble Space Telescope Image captures the positions of comet Siding Spring and Mars in a never-before-seen close passage of a comet by the Red Planet, which happened at 2:28 p.m. EDT Oct. 19, 2014. Image and Caption Credit: NASA, ESA, PSI, JHU/APL, STScI/AURA

When Comet C/2013 A1 Siding Spring made […]

NASA Gears Up Science Fleet for Once-In-A-Lifetime Flyby of Oort Cloud Comet With Mars

Comet Siding Spring (C/2013 A1) hurtling towards encounter at Mars on Oct. 19, 2014 in this artist’s concept. Credit: NASA See cool encounter animation below

One week from today, NASA’s Red Planet armada is primed and ready with front row seats for the once-in-a-lifetime opportunity to study an Oort cloud comet, as it […]

Opportunity Mars Rover Presses On Toward Rich Science Targets Despite Episodic Amnesia

NASA’s Opportunity Mars rover peers out toward Ulysses crater, ejecta rocks, and Martian plains beyond from her Endeavour crater rim location on Sept. 18, 2014. Notice dramatic wheel tracks (right) as rover ascends steep crater slopes. This navcam camera photo mosaic was assembled from images taken on Sol 3787, Sept. 18, 2014 and […]

MAVEN's Half-Billion-Mile Journey to Mars Now 30 Days Out From Red Planet

An artist’s rendition of MAVEN at Mars. Image Credit: NASA / GSFC

The spacecraft tasked with carrying out NASA’s first mission devoted to understanding the Martian upper atmosphere is now just 30 days out from the Red Planet, having so far covered 405 million miles over the last nine months, as it quietly […]