swap_horiz Mariner 2 Alternatives

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Voyager 2

Voyager 2 is a NASA-built spacecraft deployed in 1977. It’s notable for being the first to explore Uranus and Neptune pr...

Active Nasa Interstellar Outer Planets

10.0 Brilliant

2

Voyager 1

Voyager 1 is an active NASA spacecraft launched in 1977. It undertook a flyby mission to Jupiter and Saturn. The probe a...

Active Nasa Interstellar Outer Planets

9.9 Brilliant

3

Apollo 8

The Apollo 8 mission involved a three-man NASA crew – Frank Borman, James Lovell, and William Anders – undertaking the f...

Lunar Nasa Apollo Past

9.7 Brilliant

4

Vostok 1

The Vostok 1 mission represents a pivotal moment in space exploration history. Launched by the Soviet Union in April 196...

Soviet Past Leo Crewed

9.7 Brilliant

5

Mars Exploration Rover Opportunity

The Opportunity rover was a NASA mission designed to study the geology of Mars’ Meridiani Planum region. Launched in 200...

Geology Nasa Mars Rover

9.5 Brilliant

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Apollo 17

The Apollo 17 mission represents NASA’s concluding journey to the Moon within the Apollo program. Launched in December 1...

Lunar Nasa Apollo Past

9.4 Excellent

7

Cosmic Background Explorer

The Cosmic Background Explorer (COBE) was a NASA space mission launched in 1989 to study the cosmic microwave background...

Survey Cosmology Nasa Microwave

9.4 Excellent

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New Horizons

The New Horizons mission is an active NASA space probe studying the outer solar system. Launched in 2006, it achieved a...

Active Nasa Kuiper Belt Pluto

9.4 Excellent

9

Viking 1

The Viking 1 mission involved both an orbiter and a lander deployed to Mars in 1975. It achieved the historic feat of de...

Nasa Mars Past Lander

9.4 Excellent

10

WMAP

The Wilkinson Microwave Anisotropy Probe (WMAP) was a NASA space mission that studied the cosmic microwave background ra...

Survey Cosmology Nasa Microwave

9.3 Excellent

11

OSIRIS-REx

The OSIRIS-REx spacecraft undertook a NASA mission to study the asteroid Bennu. Launched in 2016, it successfully collec...

Nasa Past Asteroid Sample Return

9.3 Excellent

12

Pioneer 10

NASA’s Pioneer 10 is a historic space probe launched in 1972. It achieved several significant milestones including being...

Nasa Deep Space Jupiter Past

9.2 Excellent

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Ingenuity Mars Helicopter

The Ingenuity Mars Helicopter is a small rotorcraft developed by NASA for exploration on Mars. It achieved unprecedented...

Helicopter Technology Nasa Mars

9.2 Excellent

14

Pioneer 11

NASA’s Pioneer 11 is a historic space mission launched in 1973. It achieved the first-ever close flyby of Jupiter and su...

Nasa Jupiter Saturn Past

9.0 Excellent

15

Venera 7

The Venera 7 mission represents a pivotal achievement in space exploration. Launched by the Soviet Union in 1970, it ach...

Soviet Past Lander Venus

8.9 Great

16

Magellan

The Magellan mission utilized radar technology to study Venus. Launched by NASA in 1989, it provided the first comprehen...

Radar Nasa Past Venus

8.7 Great

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Surveyor 1

Surveyor 1 was a NASA lunar lander that soft-landed in 1966, proving landing techniques needed before Apollo crewed miss...

Nasa Past Moon Lander

8.7 Great

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Mariner 10

Mariner 10 was a NASA probe launched in 1973, the first mission to visit Mercury and the first to use a planetary gravit...

Nasa Past Mercury Venus

8.6 Great

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Luna 1

Luna 1 was a Soviet probe launched in 1959 that became the first spacecraft to escape Earth gravity and fly past the Moo...

Soviet Past Moon Firsts

8.4 Great

20

Pioneer Venus Orbiter

Pioneer Venus Orbiter was a NASA spacecraft launched in 1978, the first American Venus orbiter and a radar mapper of the...

Nasa Past Atmosphere Venus

8.2 Great