Luna 20

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<i>Lunokhod 1</i> First robotic Moon rover (1970)

Lunokhod 1 was the first of two robotic lunar rovers landed on the Moon by the Soviet Union as part of its Lunokhod program. The Luna 17 spacecraft carried Lunokhod 1 to the Moon in 1970. Lunokhod 1 was the first remote-controlled robot "rover" to freely move across the surface of an astronomical object beyond the Earth. It was also the first wheeled craft on another celestial body. Lunokhod 0 (No.201), the previous and first attempt to do so, launched in February 1969 but failed to reach orbit.

<i>Luna 1</i> Soviet spacecraft

Luna 1, also known as Mechta, E-1 No.4 and First Lunar Rover, was the first spacecraft to reach the vicinity of Earth's Moon, and the first spacecraft to be placed in heliocentric orbit. Intended as an impactor, Luna 1 was launched as part of the Soviet Luna programme in 1959.

<span class="mw-page-title-main">Luna 3</span> Soviet lunar probe launched in 1959

Luna 3, or E-2A No.1 was a Soviet spacecraft launched in 1959 as part of the Luna programme. It was the first mission to photograph the far side of the Moon and the third Soviet space probe to be sent to the neighborhood of the Moon. Though it returned rather poor pictures, the historic, never-before-seen views of the far side of the Moon caused excitement and interest when they were published around the world, and a tentative Atlas of the Far Side of the Moon was created after image processing improved the pictures.

<span class="mw-page-title-main">Luna programme</span> Robotic spacecraft missions to the Moon by the Soviet Union (1958–76)

The Luna programme, occasionally called Lunik by western media, was a series of robotic spacecraft missions sent to the Moon by the Soviet Union between 1959 and 1976. Fifteen were successful, each designed as either an orbiter or lander, and accomplished many firsts in space exploration. They also performed many experiments, studying the Moon's chemical composition, gravity, temperature, and radiation.

<span class="mw-page-title-main">Luna 10</span> Soviet lunar probe launched in 1966; first artificial satellite of the Moon

Luna 10 was a 1966 Soviet lunar robotic spacecraft mission in the Luna program. It was the first artificial satellite of the Moon.

<span class="mw-page-title-main">Luna 11</span>

Luna 11 was an uncrewed space mission of the Soviet Union's Luna program. It was also called Lunik 11. Luna 11 was launched towards the Moon from an Earth-orbiting platform and entered lunar orbit on 27 August 1966.

Luna 12 was an unmanned space mission of the Luna program, also called Lunik 12.

<span class="mw-page-title-main">Luna 13</span>

Luna 13 was an uncrewed space mission of the Luna program.

Luna 14 was an uncrewed space mission of the Luna program run by the Soviet Union. It was also called Lunik 14.

<span class="mw-page-title-main">Luna 15</span>

Luna 15 was a robotic space mission of the Soviet Luna programme, that crashed into the Moon on 21 July 1969.

<i>Luna 16</i> Soviet space probe

Luna 16 was an uncrewed 1970 space mission, part of the Soviet Luna program. It was the first robotic probe to land on the Moon and return a sample of lunar soil to Earth. The 101 grams sample was returned from Mare Fecunditatis. It represented the first successful lunar sample return mission by the Soviet Union and was the third lunar sample return mission overall.

<i>Luna 17</i> 1970 Soviet uncrewed lunar mission

LOK Luna 17 was an uncrewed space mission of the Luna program, also called Lunik 17. It deployed the first robotic rover onto the surface of the Moon.

Luna 18, part of the Ye-8-5 series, was an uncrewed space mission of the Luna program.

Luna 19, was an unmanned space mission of the Luna program. Luna 19 extended the systematic study of lunar gravitational fields and location of mascons. It also studied the lunar radiation environment, the gamma-active lunar surface, and the solar wind. Photographic coverage via a television system was also obtained.

<i>Luna 21</i> 1973 Soviet uncrewed lunar mission

Luna 21 was an uncrewed space mission, and its spacecraft, of the Luna program, also called Lunik 21, in 1973. The spacecraft landed on the Moon and deployed the second Soviet lunar rover, Lunokhod 2. The primary objectives of the mission were to collect images of the lunar surface, examine ambient light levels to determine the feasibility of astronomical observations from the Moon, perform laser ranging experiments from Earth, observe solar X-rays, measure local magnetic fields, and study mechanical properties of the lunar surface material.

Luna 22 was an uncrewed space mission, part of the Soviet Luna program, also called Lunik 22.

<i>Luna 23</i> Failed uncrewed Soviet Lunar Sample Return Mission

Luna 23 was an uncrewed space mission of the Luna program developed by the Soviet Union.

<i>Luna 24</i> Soviet space probe

Luna 24 was a robotic probe of the Soviet Union's Luna programme. The last of the Luna series of spacecraft, the mission of the Luna 24 probe was the third Soviet mission to return lunar soil samples from the Moon. The probe landed in Mare Crisium. The mission returned 170.1 g (6.00 oz) of lunar samples to the Earth on 22 August 1976.

<span class="mw-page-title-main">Moon landing</span> Arrival of a spacecraft on the Moons surface

A Moon landing or lunar landing is the arrival of a spacecraft on the surface of the Moon. This includes both crewed and robotic missions. The first human-made object to touch the Moon was the Soviet Union's Luna 2, on 13 September 1959.

<span class="mw-page-title-main">Moon rock</span> Rock from the Moon

Moon rock or lunar rock is rock originating from Earth's Moon. This includes lunar material collected during the course of human exploration of the Moon, and rock that has been ejected naturally from the Moon's surface and landed on Earth as meteorites.

References

  1. Siddiqi, Asif (2018). Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (PDF) (second ed.). NASA History Program Office.
  2. Siddiqi, Asif (2018). Beyond Earth: A Chronicle of Deep Space Exploration, 1958–2016 (PDF) (second ed.). NASA History Program Office.
  3. "Soviet and Russian Lunar Exploration" (PDF). p. 314.
  4. 1 2 "Table of Anthropogenic Impacts and Spacecraft on the Moon".
  5. "In Depth | Luna 20". NASA Solar System Exploration. Archived from the original on 2022-11-05. Retrieved 2020-02-05.
  6. "In Depth | Luna 20". NASA Solar System Exploration. 15 March 2018. Archived from the original on 2022-11-05. Retrieved 2020-02-05.
  7. Pillinger, Colin Trevor; Gowar, A.P (4 January 1977). "The separation and subdivision of two 0.5g samples of lunar soil collected by the Luna 16 and 20 missions". Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences. 284 (1319): 137–143. Bibcode:1977RSPTA.284..137P. doi:10.1098/rsta.1977.0003. S2CID   119730403.
  8. 1 2 3 "NASA - NSSDC - Spacecraft - Details". nssdc.gsfc.nasa.gov. Retrieved 2015-11-08.
  9. David, Leonard (18 March 2010). "NASA Lunar Orbiter Spots Old Soviet Moon Landers".
  10. "Luna-20 surface photos". Lunar Reconnaissance Orbiter Camera. Retrieved 2022-11-30.
Luna 20
Luna 20 descent stage.png
Luna 20 descent stage as seen from orbit by Lunar Reconnaissance Orbiter in 2010
Mission type Lunar sample return
COSPAR ID 1972-007A OOjs UI icon edit-ltr-progressive.svg
SATCAT no. 5835
Mission duration11 days (day of launch to day of landing)
Spacecraft properties
Bus Ye-8-5
Manufacturer GSMZ Lavochkin
Launch mass5,725 kilograms (12,621 lb) [1]
Dry mass5,600 kilograms (12,300 lb)
Start of mission
Launch date14 February 1972, 03:27:58 (1972-02-14UTC03:27:58Z)  UTC [2]
Rocket Proton-K/D
Launch site Baikonur 81/24
End of mission
Landing date25 February 1972, 19:19 (1972-02-25UTC19:20Z) UTC
Landing site 47°24′N68°36′E / 47.400°N 68.600°E / 47.400; 68.600 , [3] 40 km north of Dzhezkazgan, Kazakhstan
Orbital parameters
Reference system Selenocentric
Semi-major axis 6,477.8 kilometres (4,025.1 mi)
Eccentricity 0.0
Periselene altitude 100 kilometres (62 mi)
Aposelene altitude 100 kilometres (62 mi)
Inclination 65 degrees
Period 119 minutes
Lunar orbiter
Orbits~36