


VIDEO
Meet the Rover Rock Collection: Sample 21
As the Perseverance rover collects Mars samples for potential delivery to Earth as part of Mars Sample Return, team members are sharing what makes each sample unique. Latest in the video series: green, glassy grains in some of the youngest material sampled so far. Comparing rocks of various ages helps shed light on how Mars evolved.

NEWS
NASA Uses Two Worlds to Test Future Mars Helicopter Designs
Engineers will go beyond the ends of the Earth to find more performance for future Mars helicopters.

FEATURE
Mars Odyssey: Top Science From 23 Years of Exploration
Brush up on the intriguing science findings by NASA's Mars Odyssey, which has studied the composition, ice, and moons of Mars since entering orbit around the planet in 2001.

VIDEO
Meet the Rover Rock Collection: Sample 20
As the Perseverance rover collects Mars samples for potential delivery to Earth as part of Mars Sample Return, team members are sharing what makes each sample unique. Latest in the video series: a "treasure box“ of pebbles cemented together that scientists believe were carried by a fast-moving river.

ROVER BLOG
Was There Life on Mars?
Astrobiology is the study of the origin, evolution, and distribution of life in the Universe, and searching for life on Mars is a major goal of the Mars 2020 mission.
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