Artist's impression of Mariner 4. Credit: NASANASA
Mariner 4 shown in Issue #2 of Astrobiology: The Story of our Search for Life in the Universe. Credit: NASA Astrobiology NASA Astrobiology
The first close-up image of Mars, from the Mariner 4 spacecraft. Credit: NASANASA
Mission name: Mariner 4
Mariner 4
Mariner 4 returned the first pictures of the martian surface, and changed the way astrobiologists thought about life's potential on Mars.
Mission news and discoveries
2020 MEPAG Goals Document Draft is now Available for Community CommentsJanuary 23, 2020
Apply for "The PI Launchpad: From Science Idea to NASA Mission"September 25, 2019
Bradford A. Smith (1931-2018)July 17, 2018
Rare Metals On Mars And Earth Implicate Colossal ImpactsMarch 23, 2018
MEPAG Meeting 36 AbstractsMarch 20, 2018
Gravity Assist: Mars, with Bruce Jakosky and Michael MeyerJanuary 16, 2018
Microbes Could Survive Thin Air of MarsJanuary 18, 2017
Looking for Life on Mars — in ChileNovember 24, 2016
Iron-Loving Bacteria a Model for Mars LifeNovember 15, 2016
Microscope Could Seek Biological Samples on Red PlanetNovember 01, 2016
Water on Mars: The Story So FarOctober 14, 2016
Cycles of Glaciation on Ancient MarsOctober 06, 2016
Planetary Protection for the Journey to MarsSeptember 07, 2016