MAVEN Artist's Concept Orbiting Mars

The MAVEN Solar Wind Ion Analyzer will study ions in the Martian atmosphere, a key component for better understanding the planet's evolution.

JPL CubeSat clean room is doing big things for space explorations smallest inhabitants.

The United Launch Alliance Atlas V rocket carrying NASA's Mars Atmosphere and Volatile EvolutioN, or MAVEN, spacecraft arrives at the pad at Space Launch Complex 41 on Cape Canaveral Air Force Stat...

This image shows atomic hydrogen scattering sunlight in the upper atmosphere of Mars, as seen by the Imaging Ultraviolet Spectrograph on NASA's Mars Atmosphere and Volatile Evolution mission.

Image of MAVEN spacecraft, annotated to identify instruments

The Atlas V rocket carrying the Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft sits at the launch pad at Florida's Cape Canaveral Air Force Station after rolling out from Space Launch Co...

NASA's MAVEN spacecraft underwent acoustics testing on Feb. 13, 2013 at Lockheed Martin Space Systems' Reverberant Acoustic Laboratory.

Seasons change even on Mars and NASA's fleet of explorers are helping scientists learn more about the effects on the Red Planet.

NASA managers poll the launch team to ensure all is ready for the liftoff of an Atlas V at Cape Canaveral Air Force Station's Space Launch Complex 41.

NASA’s MAVEN (Mars Atmosphere and Volatile EvolutioN) mission acquired stunning views of Mars in two ultraviolet images taken at different points along our neighboring planet’s orbit around the Sun.

NASA officials discuss the launch and the mission.

Graphic illustrating the MAVEN spacecraft encountering plasma layers at Mars.

These images from the Imaging Ultraviolet Spectrograph on NASA's MAVEN orbiter show the appearance of a bright aurora on Mars during a solar storm in September 2017. The purple-white colors shows t...

MAVEN's Imaging UltraViolet Spectrograph obtained this image of Mars on July 13, 2016, when the planet appeared nearly full when viewed from the highest altitudes in the MAVEN orbit.

This artist's concept shows NASA's Mars orbiters lining up behind the Red Planet for their "duck and cover" maneuver to shield them fro comet dust that may result from the close flyby of comet Sidi...

This visualization shows MAVEN and Comet Siding Spring making their way through the solar system to a close encounter near Mars. This animation maintains a fixed camera above the ecliptic plane of ...

In December 2022, NASA’s Mars-orbiting MAVEN mission observed the dramatic and unexpected “disappearance” of the solar wind, a stream of charged particles that continuously emanates from the Sun.

MAVEN Launching.

The first demonstration of NASA's MAVEN Mars orbiter's capability to relay data from a Mars surface mission, on Nov. 6, 2014, included this and other images from NASA's Curiosity Mars rover. The im...

MAVEN Imaging Ultraviolet Spectrograph (IUVS) delivered to Lockheed Martin.

NASA's Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft has obtained its first observations of the extended upper atmosphere surrounding Mars.

This animation first shows Curiosity working to understand Mars as a past habitat, with a cut to MAVEN arriving at Mars to study the upper Martian atmosphere. (Audio: music and mechanical sounds only)

NASA's MAVEN spacecraft measured light and heavy isotopes of argon in the Martian atmosphere, allowing scientists to determine that the majority of the planet's air was lost to space.

At Cape Canaveral Air Force Station's Space Launch Complex 41 a United Launch Alliance Atlas V rocket stands ready to boost the Mars Atmosphere and Volatile Evolution, or MAVEN, spacecraft on a 10-...

A lunar eclipse, a solar eclipse and Mars has a close encounter with a comet.