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Celestial Object

Mars

Also Known As The Red Planet
Planets and the Sun
Cratered Disc

The fourth planet from the Sun, known as the Red Planet for the iron oxide dust covering its surface. Home to Olympus Mons, the largest known volcano in the solar system, and Valles Marineris, one of its largest canyon systems, Mars is the primary target of the search for evidence of past microbial life.

Facts
Object Type
Terrestrial planet 1
Diameter (km)
6779 1
Mass
6.42 x 10^23 kg 1
Orbital Distance
1.52 AU (about 228 million km) from the Sun 1
Classification
Catalogue
Other or Uncatalogued 1
Mars
Filter Results1 entry

Mariner 9

Mars
Connections

Associated With

Atmospheric Entry, Concepts
Biosignature, Concepts
Curiosity, Spacecraft

Landed in Gale Crater in August 2012.

Source NASA Solar System Exploration
Geocentric Model, Concepts
Hohmann Transfer Orbit, Concepts

Hohmann transfers are the standard minimum-energy path for missions from Earth to Mars.

Late Heavy Bombardment, Concepts
Milankovitch Cycles, Concepts
Panspermia, Concepts
Perseverance, Spacecraft

Landed in Jezero Crater in February 2021.

Source NASA Solar System Exploration

Orbited By

Deimos, Celestial Objects
Source Wikipedia (space and spaceflight articles)
Additional Source Wikipedia: Deimos (moon)Deimos (moon), lead section (orbital period)
Mariner 9, Spacecraft

Mariner 9 entered orbit around Mars on November 14, 1971, becoming the first spacecraft to orbit another planet.

Source Wikipedia (space and spaceflight articles)
Additional Source Wikipedia - Mariner 9Wikipedia: Mariner 9, lead section
Phobos, Celestial Objects
Source Wikipedia (space and spaceflight articles)
Additional Source Wikipedia: Phobos (moon)Phobos (moon), lead section (orbital distance)
Sources
1. NASA Solar System Exploration
National Aeronautics and Space Administration
  • Entity description, mars catalogue classification
    The fourth planet from the Sun, known as the Red Planet for the iron oxide dust covering its surface.
  • Associated With: Perseverance
  • Associated With: Curiosity
View the Source
Wikipedia (space and spaceflight articles)
Wikimedia FoundationMars, Wikipedia - lead section
Quote, Mars, Wikipedia - lead section
It is also known as the 'Red Planet', for its orange-red appearance.
View the Source
Wikipedia: Phobos (moon)
Orbited By: Phobos, Phobos (moon), lead section (orbital distance)
Quote, Orbited By: Phobos, Phobos (moon), lead section (orbital distance)
It orbits 6,000 km (3,700 mi) from the Martian surface, closer to its primary body than any other known natural satellite to a planet.
View the Source
Wikipedia: Deimos (moon)
Orbited By: Deimos, Deimos (moon), lead section (orbital period)
Quote, Orbited By: Deimos, Deimos (moon), lead section (orbital period)
Deimos has a mean radius of 6.2 km (3.9 mi) and takes 30.3 hours to orbit Mars.
View the Source
Wikipedia - Mariner 9
Orbited By: Mariner 9, Wikipedia: Mariner 9, lead sectionView the Source
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