Mars 2 - Wikipedia
The Mars 2 was an uncrewed space probe of the Mars program, a series of uncrewed Mars landers and orbiters launched by the Soviet Union beginning 19 May 1971. The Mars 2 and Mars 3 missions consisted of identical spacecraft, each with an orbiter and an attached lander.
List of Mars landers - Wikipedia
The following table is a list of successful and unsuccessful Mars landers. As of 2022, 21 lander missions and 8 sub-landers (Rovers and Penetrators) attempted to land on Mars. Of 21 landers, the Curiosity rover, Perseverance rover, and Tianwen-1 are currently in operation on Mars.
Mars landing - Wikipedia
The Mars 2 lander failed to land and impacted Mars. The Mars 3 lander became the first probe to successfully soft-land on Mars, but its data-gathering had less success. The lander began transmitting to the Mars 3 orbiter 90 seconds after landing, but after 14.5 seconds, transmission ceased for unknown reasons.
NASA - NSSDCA - Spacecraft - Details
The Mars 2 and 3 landers carried a small (21.5 x 16 x 6 cm) walking robot called PROP-M. The robot had a mass of 4.5 kg and was tethered to the lander by a cable for direct communication. The rover was designed to "walk" on a pair of skis to the limit of the 15 m cable length.
Mars Mission Timeline - NASA Science
Preparing for entry, descent, and landing (EDL) and surface operations, a process which includes tests of communications, including the communications to be used during EDL. The mission is timed for launch when Earth and Mars are in good positions relative to …
InSight Lander - NASA Science
May 5, 2018 · InSight Lander was the first mission to study in depth the inner space of Mars: its crust, mantle, and core. But InSight was more than a Mars mission. It studied processes that shaped the rocky planets more than four billion years ago. The mission ended in December 2022.
NASA - NSSDCA - Spacecraft - Details
Description. The Mars 2 and Mars 3 missions consisted of identical spacecraft, each with a bus/orbiter module and an attached descent/lander module. The primary scientific objectives of the Mars 2 orbiter were to image the martian surface and clouds, determine the temperature on Mars, study the topography, composition and physical properties of ...
The best (and worst) Mars landings of all time | Space
Feb 11, 2021 · Mars 2, a lander built by the former Soviet Union, has the double-edged distinction of being the first human-built object ever to touch down on the Red Planet.
Viking Project - NASA Science
The first spacecraft to successfully land on Mars, Viking 1 was part of a two-part mission to investigate the Red Planet and search for signs of life. Viking 1 consisted of both an orbiter and a lander designed to take high-resolution images and study the Martian surface and atmosphere.
27 November 1971 - Soviet Mars 2 Crash Lands on Mars' surface
Even though the Soviets had a head start, NASA's Mariner 9 becomes the first human-made object to orbit Mars. Two weeks later, on 27 November 1971, the Mars 2 (consisting of an orbiter and lander) also arrived to Mars.