Skip Navigation
menu

More resources

Mars Quick Facts

Mars quick facts compared to Earth.

March 23, 2020

Download this infographic about quick facts of Mars compared to Earth.

  • Size (equatorial diameter)
  • Mass (amount of matter)
  • Volume (amount of space occupied)
  • Density (average)
  • Planet Structure
  • Distance (average distance from orbit path to the Sun)
  • Speed (velocity relative to the Sun)
  • Year
  • Day
  • Tilt / Seasons
  • Atmosphere (characteristics and approximate composition)
  • Temperature (approximate average and high/low ranges)
  • Weight (effect of gravity on matter)
  • Gravity

Read more about Mars here:

https://mars.nasa.gov/all-about-mars/facts/

Credits

NASA/JPL-Caltech

ENLARGE

Related

This 360-degree view, called the "McMurdo" panorama, comes from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Spirit. From April through October 2006, Spirit has stayed on a small ...
More
This 360-degree view, called the "McMurdo" panorama, comes from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Spirit.
'McMurdo' Panorama from Spirit's 'Winter Haven' (Color Stereo)
In this image, taken on June 1, 2019, an engineer in the Spacecraft Assembly Facility's High Bay 1 at NASA’s Jet Propulsion Laboratory in Pasadena, California, works on the exposed belly of the Mar...
More
In this image, taken on June 1, 2019, an engineer in the Spacecraft Assembly Facility's High Bay 1 at NASA’s Jet Propulsion Laboratory in Pasadena, California, works on the exposed belly of the Mars 2020 rover. It has been inverted to allow the 2020 engineers and technicians easier access.
In the Belly of the Mars 2020 Beast
Illustration depicts Mars Helicopter Ingenuity during a test flight on Mars. Ingenuity was taken to the Red Planet strapped to the belly of the Perseverance rover (seen in the background).  
More
llustration of Mars Helicopter in flight over a flat Martian landscape, with the Perseverance rover in the distant background.
Helicopter Above Perseverance on Mars
NASA's Curiosity finds crystals, Opportunity celebrates her 5,000th day on Mars and the MarCO smallsats get solar arrays.
More
NASA's Curiosity finds crystals, Opportunity celebrates her 5,000th day on Mars and the MarCO smallsats get solar arrays.
Mars Report: February 2018
These three views of the Martian moon Phobos were taken by NASA's 2001 Mars Odyssey orbiter using its infrared camera, THEMIS. Each color represents a different temperature range.
More
Three views of the Martian moon Phobos taken by NASA's 2001 Mars Odyssey orbiter using its infrared camera.
Odyssey's Three Views of Phobos
This image, acquired on May 13, 2018 by NASA's Mars Reconnaissance Orbiter, shows sand dunes scouring what appears to be a highly-cratered, old lava flow in the Tempe Terra region, located in the N...
More
This image, acquired on May 13, 2018 by NASA's Mars Reconnaissance Orbiter, shows sand dunes scouring what appears to be a highly-cratered, old lava flow in the Tempe Terra region, located in the Northern Hemisphere.
This is Not the Hydrothermal Deposit You're Looking For
Missions to outer space have come a long way since the days of Cold War competition. Farah Alibay finds that building relationships is a big part of building spacecraft.
More
Technology can take you to unexpected places. The MarCO cubesats, flying towards Mars with InSight, are breaking new ground on how far these small satellites can go.
We are the World
Download a PDF of the InSight Fact Sheet in Spanish.
More
InSight fact sheet in Spanish
InSight Fact Sheet (Spanish)
During a team meeting for NASA’s Opportunity rover, Ben Cark of the Space Science Institute talks about his experiences working on NASA’s longest-lived Mars surface explorer. 
More
During a team meeting for NASA’s Opportunity rover, Ben Cark of the Space Science Institute talks about his experiences working on NASA’s longest-lived Mars surface explorer.
A Lifetime of Rover Stories
We need many things for our Journey To Mars, but one key piece is YOU!
More
We Need You Poster
We Need You!
NASA's InSight spacecraft is currently cruising to Mars. Yesterday, it performed its first course correction guiding it to the Red Planet.
More
NASA's InSight spacecraft is currently cruising to Mars. Yesterday, it performed its first course correction guiding it to the Red Planet.
InSight Is on Its Way to Mars
NASA’s Ingenuity Mars Helicopter used its black-and-white navigation camera to capture this video showing the shadows of its rotor blades turning on Feb. 11, 2024. 
More
NASA’s Ingenuity Mars Helicopter used its black-and-white navigation camera to capture this video showing the shadows of its rotor blades turning on Feb. 11, 2024.
Ingenuity's Navcam Reveals a Missing Rotor Blade
Episode one launches with Jennifer Trosper in the driver’s seat. As she looks in the rearview mirror at twenty-five years of exploring with NASA’s Mars rovers, she reveals how their progression has...
More
Episode one launches with Jennifer Trosper in the driver’s seat. As she looks in the rearview mirror at twenty-five years of exploring with NASA’s Mars rovers, she reveals how their progression has kept pace with milestones in her life.
Driven to Mars
This 3-D view of the calibration target for the Mars Hand Lens Imager (MAHLI) aboard NASA's Mars rover Curiosity was assembled from two images taken by that camera during the 34th Martian day, or s...
More
This 3-D view of the calibration target for the Mars Hand Lens Imager (MAHLI) aboard NASA's Mars rover Curiosity.
3-D View of MAHLI Calibration Target
This 360-degree panorama was taken by "Dusty," a fully-working replica of NASA's Opportunity rover at the agency's Jet Propulsion Laboratory. The panorama was taken as part of a software test. Memb...
More
This 360-degree panorama was taken by "Dusty," a fully-working replica of the Opportunity rover at JPL. Members of the Opportunity team gathered to sit in during the panorama.
Dusty's Panorama
In this image, taken on June 13, 2019, engineers prepare the starboard legs and wheels — otherwise known as the mobility suspension — for integration onto NASA's Mars 2020 rover.
More
In this image, taken on June 13, 2019, engineers prepare the starboard legs and wheels — otherwise known as the mobility suspension — for integration onto NASA's Mars 2020 rover.
This Is What a Pit Stop Looks Like at JPL
Side-by-side images depict NASA's Curiosity rover (left) and a moon buggy driven during the Apollo 16 mission.
More
Side-by-side images depict NASA's Curiosity rover (left) and a moon buggy driven during the Apollo 16 mission.
A Mars Buggy and a Moon Buggy
Eberswalde Crater was one of the four final landing sites considered for the MSL rover. A channel leads into the crater and the lithified remains of a delta, a fan-like feature formed when sediment...
More
A channel leads into the crater and the lithified remains of a delta, a fan-like feature formed when sediment-laden water flows from a river into a larger body of water such as a lake.
Eberswalde Delta (3-D)
This high-definition image was taken on Sept. 7, 2018, during the third and final test flight of the ASPIRE payload. It was the fastest inflation of this size parachute in history and created a pea...
More
This high-definition image was taken on Sept. 7, 2018, during the third and final test flight of the ASPIRE payload. It was the fastest inflation of this size parachute in history and created a peak load of almost 70,000 pounds of force.
ASPIRE Parachute
This image from NASA's Mars Reconnaissance Orbiter shows Aram Chaos, an ancient impact crater that lies within in the Southern Highlands of Mars. Uplifted blocks are composed largely of the iron-ox...
More
This image from NASA's Mars Reconnaissance Orbiter shows Aram Chaos, a 280-kilometer-wide impact crater in the Southern Highlands. Uplifted blocks of hematite and water-altered silicates indicate that this crater once held a lake.
Uplifted Blocks of Light-Toned Layered Deposits
NASA's Mars Reconnaissance Orbiter arrived at Mars on March 10, 2006. Over the past decade, the mission has shown how dynamic Mars remains today, as well as how diverse its past environmental condi...
More
NASA's Mars Reconnaissance Orbiter arrived at Mars on March 10, 2006. Over the past decade, the mission has shown how dynamic Mars remains today, as well as how diverse its past environmental conditions have been.
Mars Reconnaissance Orbiter By the Numbers
This stereo view was assembled from images taken by the navigation camera on NASA's Mars Exploration Rover Spirit during the rover's 337th martian day, or sol (Dec. 14, 2004). Spirit's position, ca...
More
This stereo view was assembled from images taken by the navigation camera on NASA's Mars Exploration Rover Spirit during the rover's 337th martian day
Spirit's Surroundings on Sol 337 (3-D)
Teddy Tzanetos, MiMi Aung and Bob Balaram of NASA’s Mars Helicopter project observe a flight test.
More
Teddy Tzanetos, MiMi Aung and Bob Balaram of NASA’s Mars Helicopter project observe a flight test.
Monitoring the Mars Helicopter
This artist's concept is a simulation of what seismic waves from a marsquake might look like as they move through different layers of the Martian interior.
More
This artist's concept is a simulation of what seismic waves from a marsquake might look like as they move through different layers of the Martian interior.
Seismic Waves Inside Mars
This image is a cropped version of the last 360-degree panorama taken by the Opportunity rover's Panoramic Camera (Pancam) from May 13 through June 10, 2018. The view is presented in false color to...
More
This image is a cropped version of the last 360-degree panorama taken by the Opportunity rover's Panoramic Camera (Pancam) from May 13 through June 10, 2018. The view is presented in false color to make some differences between materials easier to see.
Opportunity Legacy Pan

You Might Also Like

The agency is asking the NASA community to work together to develop a revised plan that leverages innovation and proven technology.
More
NASA Sets Path to Return Mars Samples, Seeks Innovative Designs
NASA Sets Path to Return Mars Samples, Seeks Innovative Designs
NASA has proven powered, controlled flight is possible on other worlds, just as the Wright brothers proved it was possible on Earth.
More
After Three Years on Mars, NASA's Ingenuity Helicopter Mission Ends
After Three Years on Mars, NASA's Ingenuity Helicopter Mission Ends
The agency established the board in May 2023 to evaluate the technical, cost, and schedule plans prior to confirmation of the mission’s design.
More
NASA Releases Independent Review's Mars Sample Return Report
NASA Releases Independent Review's Mars Sample Return Report
A pair of quakes in 2021 sent seismic waves deep into the Red Planet’s core, giving scientists the best data yet on its size and composition.
More
NASA InSight Study Provides Clearest Look Ever at Martian Core
NASA InSight Study Provides Clearest Look Ever at Martian Core
Ten sample tubes, capturing an amazing variety of Martian geology, have been deposited on Mars’ surface so they could be studied on Earth in the future.
More
NASA's Perseverance Rover Completes Mars Sample Depot
NASA's Perseverance Rover Completes Mars Sample Depot
Filled with rock, the sample tube will be one of 10 forming a depot of tubes that could be considered for a journey to Earth by the Mars Sample Return campaign.
More
NASA's Perseverance Rover Deposits First Sample on Mars Surface
NASA's Perseverance Rover Deposits First Sample on Mars Surface