The following table is a list of Mars orbiters, consisting of space probes which were launched from Earth and are currently orbiting Mars. As of August 2023, there have been 18 spacecraft missions operating in Mars' orbit, 7 of which are currently active.

NASA Mars Relay Network visualization tool.

The satellites of Mars include : Non functional but (probably) orbiting: Viking 1 & 2 orbiter; Mariner 9; Mars Global Surveyor; Mars 2, 3, 5; Phobos 2; Tianwen 1 Deployable Camera 2, CNSA, 2021; Mangalyaan (MOM), India, 2013; Functional and communicating: Mars Odyssey (ODY), NASA, 2001; Mars Express (MEX), ESA, 2003; Mars Reconnaissance Orbiter ...

Mars Atmosphere Fights Back!

Jan 29, 2025 · NASA’s Mars Exploration Program will focus the next two decades on its science-driven systemic approach on these strategic goals: exploring for potential life, understanding the geology and climate of Mars, and preparation for human exploration.

This is a list of spacecraft missions (including unsuccessful ones) to the planet Mars, such as orbiters, landers, and rovers. On November 27 it became in short sequence the second spacecraft to orbit another planet. [5] . Operated for 362 orbits [6] First lander to impact Mars.

Mar 25, 2025 · Liquid or gas flowed through cracks penetrating underground rock on ancient Mars, according to a report based on some of the first observations by NASA's Mars Reconnaissance Orbiter. These fluids may have produced conditions to support possible habitats for microbial life.

Mar 12, 2025 · Mars Relay Network —or MRN — is a tightly choreographed dance between NASA’s Deep Space Network and Mars orbiters to keep the agency’s Mars rovers in touch with Earth.

Trek is a NASA web-based portal for exploration of Mars. This portal showcases data collected by NASA at various landing sites and features an easy-to-use browsing tool that provides layering and viewing of high resolution data.

May 6, 2015 · On January 3 of this year, a monitoring system calculated that the Mars Atmosphere and Volatile Evolution satellite (MAVEN) and the Mars Reconnaissance Orbiter would come within about two miles...