swap_horiz Luna 21 Alternatives
Looking for alternatives to Luna 21? Compare the top Space Mission options ranked by our AI scoring system.
Luna 21
The Luna 21 mission involved the Soviet Union’s deployment of Lunokhod 2, a robotic lunar rover, onto the Moon in 1973. This was the second successful operation of a remote-controlled vehicle on another celestial body. The mission provided valuable data regarding lunar surface conditions and mobilit...
apps Top Luna 21 Alternatives
The top alternative to Luna 21 in 2026 is Mars Science Laboratory (Curiosity) with a score of 9.72/10, followed by Mars 2020 (Perseverance) (9.68) and Opportunity (9.20).
Mars Science Laboratory (Curiosity)
NASA's Mars Science Laboratory delivered the car-sized Curiosity rover to Gale Crater on August 6, 2012. Designed to stu...
Mars 2020 (Perseverance)
NASA's Mars 2020 mission landed Perseverance in Jezero Crater in February 2021 to investigate an ancient environment tha...
Opportunity
The Opportunity rover explored the Martian surface from 2003 to 2018. NASA’s mission investigated Gale Crater searching...
Curiosity
The Curiosity rover is a mobile science laboratory exploring Mars. Launched by NASA in 2011, it landed within Gale Crate...
Apollo 15
The Apollo 15 mission, launched in July 1971, represents a significant chapter in lunar exploration. NASA’s crew conduct...
Perseverance
The Perseverance rover is a NASA spacecraft exploring Mars. Launched in 2020, it landed in Jezero Crater to investigate...
Vostok 1
The Vostok 1 mission represents a pivotal moment in space exploration history. Launched by the Soviet Union in April 196...
Apollo 16
The Apollo 16 mission, launched in 1972, represents NASA’s second crewed landing on the Moon. It focused exploration of...
Apollo 8
The Apollo 8 mission involved a three-man NASA crew – Frank Borman, James Lovell, and William Anders – undertaking the f...
Apollo 12
The Apollo 12 mission represents a significant achievement in space exploration. Launched in November 1969, it was NASA’...
Mars Exploration Rover Opportunity
The Opportunity rover was a NASA mission designed to study the geology of Mars’ Meridiani Planum region. Launched in 200...
Apollo 17
The Apollo 17 mission represents NASA’s concluding journey to the Moon within the Apollo program. Launched in December 1...
Apollo 10
The Apollo 10 mission involved a crewed spacecraft that served as a critical test flight preceding the first human Moon...
Curiosity Mars Rover
The Curiosity rover is an active NASA mission exploring Mars from Gale Crater. Launched in 2011, it investigates the pla...
SELENE
The SELENE mission, formerly known as Kaguya, is a Japanese space exploration project operated by JAXA. It deployed an o...
Perseverance Mars Rover
The Perseverance rover is an active NASA mission exploring Mars. It operates within Jezero Crater, analyzing the geology...
Salyut 6
The Salyut 6 was a Soviet-built orbital station operated between 1977 and 1986. Launched into Low Earth Orbit, it served...
Venera 13
The Venera 13 mission represents a significant achievement in early planetary exploration. Launched by the Soviet Union...
Luna 17
The Luna 17 mission represents a significant achievement in space exploration. Launched by the Soviet Union in 1970, it...
Luna 20
Luna 20 was an uncrewed Soviet lunar mission that landed on the Moon and returned a soil sample to Earth in 1972. Its sp...
summarize Quick Comparison Summary
| Alternative | Score | vs Luna 21 | Action |
|---|---|---|---|
| 9.72 Brilliant | +1.38 | Compare | |
| 9.68 Brilliant | +1.34 | Compare | |
| 9.20 Excellent | +0.86 | Compare | |
| 9.20 Excellent | +0.86 | Compare | |
| 9.18 Excellent | +0.84 | Compare | |
| 9.05 Excellent | +0.71 | Compare | |
| 8.96 Great | +0.62 | Compare | |
| 8.93 Great | +0.59 | Compare | |
| 8.90 Great | +0.56 | Compare | |
| 8.83 Great | +0.49 | Compare |
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