Mars missions — rovers, orbiters, Mars exploration, and the science of the Red Planet.
What's Carving Active Gullies on Mars? It's Not Water
# Carbon Dioxide Ice, Not Water, Sculpts Mars' Active Gullies Researchers have solved a decade-long puzzle about Mars' changing landscape. The gullie…
Wavy alien dune fields stretch across Mars | Space photo of the day for Sept. 11, 2026
# Rippling Dunes Reveal Mars' Hidden Atmospheric Dynamics The Mars Reconnaissance Orbiter has captured sweeping images of undulating dune fields that…
A New Surface Atlas of Phobos Will Help JAXA's MMX Mission Collect its Samples
Japan's space agency JAXA launches its Martian Moons eXploration (MMX) mission next month to collect samples from Phobos, Mars's smaller moon. Before …
Curiosity Blog, Sols 4995-5001: 5,000 (Martian) Days on Mars
NASA's Curiosity rover has now logged 5,000 Martian days on the surface of Mars, marking a historic milestone in planetary exploration. The mission, w…
Curiosity Blog, Sols 4988-4994: More New Tricks for an Old Dog
NASA's Curiosity rover, fourteen years into its mission on Mars, continues to reveal geological features that defy the rover's accumulated experience.…
Scientists discover massive 'thermal anomaly' beneath the surface of Mars
# Scientists Uncover Massive Thermal Anomaly in Mars' Interior Researchers investigating Mars' subsurface structure have identified a substantial the…
Mars's Interior is 400°C Hotter Under Southern Hemisphere
NASA's Jet Propulsion Laboratory and international collaborators have discovered a striking thermal asymmetry within Mars. The southern hemisphere's i…
Curiosity climbs to new heights on Mars | Space photo of the day for Aug. 28, 2026
NASA's Curiosity rover has reached a cumulative climbing distance of 1 kilometer across its 14-year mission on Mars, marking a milestone in planetary …
Perseverance Captures Another Phobos Transit
NASA's Perseverance rover has captured fresh imagery of Phobos transiting across the Sun from Mars' surface, adding another data point to the rover's …
'Ghosts of Mars' at 25: Are we any closer to living on the Red Planet? We asked the experts
# 'Ghosts of Mars' at 25: How Close Are We to Living on the Red Planet? John Carpenter's 1st film "Ghosts of Mars" premiered a quarter-century ago wi…
Japan unveils Mars moon sample-return spacecraft ahead of Oct. 19 launch (photos)
Japan's space agency JAXA unveiled the Martian Moon eXploration (MMX) spacecraft this month, revealing the orbiter and sample-collection hardware dest…
Curiosity Blog, Sols 4982–4987: Back to Our Regularly Scheduled Programming
NASA's Curiosity rover has resumed its primary mission of ascending Mount Sharp after a brief scientific detour to investigate an erosional surface on…