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Mars Reconnaissance Orbiter News & Features

Advances in NASA Imaging Changed How World Sees Mars
6 min read

Sixty years ago, NASA’s Mariner 4 captured groundbreaking views of the Red Planet, leading to a steady stream of advances in the cameras used to study other worlds. In 1965, NASA’s Mariner 4 mission brought Mars into American living rooms,…

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SHARAD’s View of Mars During a ‘Very Large Roll’
2 min read

These two radargrams from the SHARAD instrument on NASA's MRO reveal how the spacecraft's new very large roll maneuver produces a stronger signal, providing a clearer picture of the Martian subsurface.

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MRO’s ‘Very Large Roll,’ Animated
2 min read

This animation depicts NASA's Mars Reconnaissance Orbiter performing a 120-degree roll that increases the strength of its radar signal by 10 times or more.

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NASA Mars Orbiter Learns New Moves After Nearly 20 Years in Space
6 min read

The Mars Reconnaissance Orbiter is testing a series of large spacecraft rolls that will help it hunt for water. After nearly 20 years of operations, NASA’s Mars Reconnaissance Orbiter (MRO) is on a roll, performing a new maneuver to squeeze…

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HiRISE Views Curiosity During a Drive
2 min read

NASA's Curiosity rover appears as a dark speck in this view captured on Feb. 28, 2025, by the HiRISE camera aboard NASA's Mars Reconnaissance Orbiter.

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NASA Orbiter Spots Curiosity Rover Making Tracks to Next Science Stop
3 min read

The image marks what may be the first time one of the agency’s Mars orbiters has captured the rover driving. NASA’s Curiosity Mars rover has never been camera shy, having been seen in selfies and images taken from space. But…

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HiRISE Views Impact Crater Matching InSight’s Seismic Data
3 min read

Captured by the HiRISE camera on NASA's Mars Reconnaissance Orbiter on March 4, 2021, this impact crater was found in Cerberus Fossae. Scientists matched its appearance on the surface with a quake detected by NASA's InSight lander.

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NASA’s InSight Finds Marsquakes From Meteoroids Go Deeper Than Expected
6 min read

With help from AI, scientists discovered a fresh crater made by an impact that shook material as deep as the Red Planet’s mantle. Meteoroids striking Mars produce seismic signals that can reach deeper into the planet than previously known. That’s…

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MRO’s HiRISE Views Frosty Martian Dunes
1 min read

Surrounded by frost, these Martian dunes in Mars' northern hemisphere were captured from above by NASA's Mars Reconnaissance Orbiter using its HiRISE camera on Sept. 8, 2022.

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Avalanches, Icy Explosions, and Dunes: NASA Is Tracking New Year on Mars
5 min read

Instead of a winter wonderland, the Red Planet’s northern hemisphere goes through an active — even explosive — spring thaw. While New Year’s Eve is around the corner here on Earth, Mars scientists are ahead of the game: The Red…

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