swap_horiz ERS-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

Ingenuity helicopter

The Ingenuity helicopter is a rotorcraft developed by NASA for exploration on Mars. It represents a groundbreaking achie...

Helicopter Nasa Mars First Flight

9.2 Excellent

5

Huygens probe

The Huygens probe was an ESA-designed lander carried by the Cassini spacecraft. It achieved a historic touchdown on Tita...

Science Titan Lander Atmosphere

9.2 Excellent

6

TOPEX/Poseidon

TOPEX/Poseidon was a joint satellite mission between NASA and the French space agency CNES, launched in 1992 to measure...

Ocean Satellite Completed Altimetry

9.0 Excellent

7

Early Bird (Intelsat I)

Intelsat I, also known as Early Bird, was the first commercial geostationary communications satellite. Built by the Hugh...

Cold War Geostationary Satellite Communications

8.9 Great

8

Vanguard 1

Vanguard 1 is an American satellite launched on March 17, 1958, as part of the U.S. Navy's Vanguard project. It was the...

Cold War Solar Powered Satellite Nasa

8.5 Great

9

WISE / NEOWISE

WISE (Wide-field Infrared Survey Explorer) is a NASA infrared-wavelength astronomical space telescope launched on Decemb...

Nasa Infrared Observatory Completed

8.5 Great

10

GOES-16

GOES-16 is a geostationary weather satellite operated by the United States' National Oceanic and Atmospheric Administrat...

Geostationary Satellite Weather Current

8.5 Great

11

IUE (International Ultraviolet Explorer)

The International Ultraviolet Explorer (IUE) was an astronomical satellite launched in 1978 as a collaborative project b...

Science Observatory Completed Ultraviolet

8.3 Great

12

Jason-1

Jason-1 was a joint ocean altimetry satellite mission developed by NASA and the French space agency CNES. Launched on De...

Ocean Satellite Completed Altimetry

8.2 Great

13

Sputnik 2

Sputnik 2 was the second spacecraft launched into Earth orbit by the Soviet Union, lifting off on November 3, 1957. The...

Cold War Satellite Soviet Earth Orbit

8.1 Great

14

ATV (Automated Transfer Vehicle)

The Automated Transfer Vehicle (ATV) was an uncrewed cargo spacecraft developed by the European Space Agency (ESA) to re...

European Cargo Esa Iss

8.1 Great

15

Philae lander

Philae was a robotic lander developed by the European Space Agency (ESA) and carried to space by the Rosetta spacecraft....

Lander Comet Esa 67P

8.1 Great

16

Jason-2

Jason-2 was an international satellite altimetry mission launched on June 20, 2008, through a collaboration between NASA...

Ocean Satellite Completed Altimetry

8.1 Great

17

GPM Core Observatory

The Global Precipitation Measurement (GPM) Core Observatory is a joint environmental satellite project developed by NASA...

Satellite Weather Current Nasa Jaxa

8.0 Great

18

Jason-3

Jason-3 is an Earth observation satellite designed specifically to monitor global ocean surface topography and sea-level...

Ocean Satellite Current Altimetry

8.0 Great

19

ERS-1

ERS-1, or European Remote-Sensing Satellite 1, was the first Earth observation satellite developed by the European Space...

Cold War Satellite Radar Esa

7.8 Good

20

Solar Maximum Mission

The Solar Maximum Mission was a NASA spacecraft launched in 1980 to investigate solar phenomena, specifically targeting...

Solar Nasa Observatory Sun

7.7 Good