swap_horiz Sputnik 2 Alternatives

1

Sputnik 1

Sputnik 1 was a polished metal sphere with radio transmitters, launched by the Soviet Union in 1957. Its significance li...

Cold War Satellite Soviet First

9.2 Excellent

2

Explorer 1

Explorer 1 was the first artificial satellite successfully placed in Earth orbit by the United States. Launched in 1958,...

Cold War Satellite Nasa Earth Orbit

9.2 Excellent

3

Telstar 1

Telstar 1 was a pioneering American communications satellite launched in 1962 by AT&T. Its significance lies in being th...

Cold War Att Satellite Communications

9.2 Excellent

4

Vostok 6

The Vostok 6 was a Soviet crewed spacecraft responsible for carrying cosmonaut Valentina Tereshkova into Earth orbit on...

Cold War Soviet First Woman Crewed

9.2 Excellent

5

Mercury Friendship 7

The Mercury Friendship 7 was a single-seat capsule designed for crewed orbital missions during the Cold War. It carried...

Cold War Nasa First Us Orbit Crewed

9.2 Excellent

6

Luna 17 (Lunokhod 1)

Luna 17 was a Soviet spacecraft launched in 1970. It deployed Lunokhod 1, the first remotely operated rover to explore t...

Cold War Soviet Rover Moon

9.1 Excellent

7

Early Bird (Intelsat I)

First commercial geostationary communications satellite, launched April 1965, providing the first reliable transatlantic...

Cold War Geostationary Satellite Communications

8.9 Great

8

Zond 5

Soviet spacecraft that in September 1968 became the first to loop around the Moon and return safely to Earth, carrying b...

Cold War Soviet Moon Probe

8.7 Great

9

Soyuz-TM

Soviet crewed spacecraft introduced in 1986 with improved docking and propulsion systems, serving as the primary transpo...

Soviet Transport Crewed Earth Orbit

8.6 Great

10

Vanguard 1

American satellite launched March 17, 1958, the oldest human-made object still orbiting Earth and the first satellite po...

Cold War Solar Powered Satellite Nasa

8.5 Great

11

Vostok 2

Soviet spacecraft that carried Gherman Titov on August 6, 1961, completing 17 orbits and making him the second human to...

Cold War Endurance Soviet Crewed

8.2 Great

12

Soyuz-T

Soviet modernized crewed spacecraft introduced in 1979, featuring improved computers and life support, and restoring the...

Cold War Soviet Transport Crewed

8.2 Great

13

Vostok 5

Soviet spacecraft that carried Valery Bykovsky beginning June 14, 1963, setting a solo spaceflight endurance record of n...

Cold War Endurance Soviet Crewed

7.9 Good

14

Vostok 3

Soviet spacecraft launched August 11, 1962, carrying Andrian Nikolayev on a nearly four-day mission that set an orbital...

Cold War Soviet Crewed Earth Orbit

7.8 Good

15

Vostok 4

Soviet spacecraft launched August 12, 1962, carrying Pavel Popovich simultaneously with Vostok 3 in the first group spac...

Cold War Soviet Crewed Earth Orbit

7.7 Good

16

Soyuz 7K-OK

Soviet crewed spacecraft first flown in 1967 that established the foundational design for the long-running Soyuz program...

Cold War Soviet Transport Crewed

7.6 Good

17

Salyut 4

Soviet civilian space station launched December 1974, hosting two long-duration crews that conducted extensive solar phy...

Cold War Science Soviet Space Station

7.3 Good

18

Sputnik 3

Soviet scientific satellite launched May 1958, designed to study Earth's upper atmosphere, ionosphere, and near-Earth sp...

Cold War Science Satellite Soviet

7.2 Good

19

Salyut 5

Soviet military space station launched June 1976, the last in the Almaz military reconnaissance program, hosting two cre...

Military Cold War Soviet Space Station

6.6 Fair

20

Salyut 3

Soviet military space station launched June 1974, operated by the Soviet Air Force and the only Salyut station confirmed...

Military Cold War Soviet Space Station

6.4 Fair