swap_horiz Helios-2B Alternatives

1

TerraSAR-X

TerraSAR-X is an Earth observation satellite launched in 2007 through a public-private partnership between the German Ae...

2000S Sar Polar Orbit Airbus Dlr

8.5 Great

2

OSTM/Jason-2

OSTM/Jason-2 was a joint international oceanography mission launched in 2008 by NASA, CNES, NOAA, and EUMETSAT. The spac...

2000S Nasa Cnes Polar Orbit Ocean Altimetry

8.5 Great

3

QuickBird

QuickBird was a commercial high-resolution Earth observation satellite operated by DigitalGlobe and launched in 2001. Ci...

High Resolution 2000S Polar Orbit Commercial Imagery

8.4 Great

4

ALOS

ALOS (Advanced Land Observing Satellite), also called Daichi, was a JAXA Earth observation satellite launched on an H-II...

Japan Multi Sensor 2000S Jaxa

8.4 Great

5

SPOT-1

SPOT-1 was a French Earth observation satellite launched by the CNES in 1986, marking the inaugural mission of the comme...

France 1980S Cnes Earth Observation

8.4 Great

6

Radarsat-2

Radarsat-2 is a Canadian synthetic aperture radar satellite launched on December 14, 2007 aboard a Soyuz rocket from Bai...

Canada 2000S Sar Polar Orbit

8.3 Great

7

WorldView-2

WorldView-2 is a high-resolution commercial Earth observation satellite launched in 2009 and operated by DigitalGlobe, n...

High Resolution 2000S Polar Orbit Maxar

8.3 Great

8

COSMIC (FORMOSAT-3)

COSMIC (Constellation Observing System for Meteorology, Ionosphere, and Climate), also designated FORMOSAT-3, was a join...

2000S Polar Orbit Gnss Ro Nspo Noaa

8.3 Great

9

Metop-A

Metop-A was the first satellite in Europe's EUMETSAT Polar System, launched on October 19, 2006 aboard a Soyuz rocket fr...

Europe 2000S Weather Polar Orbit

8.3 Great

10

EO-1

EO-1 (Earth Observing-1) was a NASA technology demonstration satellite launched in 2000, notable for first flying a hype...

2000S Nasa Technology Demo Polar Orbit

8.2 Great

11

SMOS

SMOS (Soil Moisture and Ocean Salinity) is an ESA Earth observation satellite launched on November 2, 2009 from Plesetsk...

Soil Moisture 2000S Esa Polar Orbit

8.1 Great

12

GeoEye-1

GeoEye-1 is a commercial high-resolution Earth observation satellite launched on September 6, 2008 from Vandenberg Air F...

High Resolution 2000S Polar Orbit Maxar

8.1 Great

13

PROBA-1

PROBA-1 (Project for On-Board Autonomy) is an ESA minisatellite launched in 2001 that demonstrated spacecraft autonomy t...

2000S Esa Technology Demo Polar Orbit

8.1 Great

14

NOAA-19

Launched in February 2009, NOAA-19 is the final spacecraft in the Polar Operational Environmental Satellite (POES) serie...

2000S Weather Noaa Earth Observation

8.0 Great

15

IMAGE

IMAGE (Imager for Magnetopause-to-Aurora Global Exploration) was a NASA satellite launched on March 25, 2000 from Vanden...

2000S Nasa Magnetosphere Polar Orbit

8.0 Great

16

AIM

AIM (Aeronomy of Ice in the Mesosphere) is a NASA satellite launched in 2007 as the first mission dedicated solely to st...

2000S Nasa Polar Orbit Noctilucent Clouds

7.9 Good

17

AIM (Aeronomy of Ice in the Mesosphere)

The Aeronomy of Ice in the Mesosphere (AIM) is a NASA satellite launched in April 2007 to study polar mesospheric clouds...

2000S Nasa Polar Orbit Mesosphere

7.9 Good

18

Helios-1A

Helios 1A is a French military optical reconnaissance satellite launched into a sun-synchronous low Earth orbit in July...

Defense France 1990S Reconnaissance

7.3 Good

19

DMSP F18

DMSP F18 (Defense Meteorological Satellite Program Flight 18) is a weather satellite operated by the United States Air F...

Defense 2000S Usaf Polar Orbit

7.0 Good

20

DMSP F17

DMSP F17 is a meteorological satellite operated by the United States Air Force as part of the Defense Meteorological Sat...

Defense 2000S Usaf Polar Orbit

6.9 Fair