swap_horiz THEMIS (constellation) Alternatives
Looking for alternatives to THEMIS (constellation)? Compare the top Satellite options ranked by our AI scoring system.
THEMIS (constellation)
THEMIS (Time History of Events and Macroscale Interactions during Substorms) is a NASA mission comprising five identical satellites launched on a single Delta II rocket in February 2007. The spacecraft orbit in formation to measure electric and magnetic fields and charged particles across near-Earth...
apps Top THEMIS (constellation) Alternatives
The top alternative to THEMIS (constellation) in 2026 is SRTM with a score of 9.2/10, followed by Syncom 3 (9.1) and Seasat (8.8).
SRTM
The Shuttle Radar Topography Mission (SRTM) was an international project led by the National Geospatial-Intelligence Age...
Syncom 3
Syncom 3, launched by NASA in 1964, was the world's first geostationary satellite, positioned over the Pacific Ocean and...
Seasat
Seasat was a NASA ocean-observing satellite launched in 1978, the first spacecraft dedicated to remote sensing of Earth'...
NIMBUS-7
Nimbus-7 was an American meteorological research satellite launched by NASA in 1978 into a sun-synchronous orbit. As the...
ATS-6
ATS-6, launched by NASA in 1974, was the world's first experimental direct-broadcast educational television satellite, p...
MMS (Magnetospheric Multiscale)
The Magnetospheric Multiscale (MMS) mission is a NASA space physics observatory consisting of four identical satellites...
Van Allen Probes (RBSP)
The Van Allen Probes, originally named the Radiation Belt Storm Probes, were a pair of NASA spacecraft launched in 2012...
TerraSAR-X
TerraSAR-X is an Earth observation satellite launched in 2007 through a public-private partnership between the German Ae...
OSTM/Jason-2
OSTM/Jason-2 was a joint international oceanography mission launched in 2008 by NASA, CNES, NOAA, and EUMETSAT. The spac...
QuickBird
QuickBird was a commercial high-resolution Earth observation satellite operated by DigitalGlobe and launched in 2001. Ci...
ALOS
ALOS (Advanced Land Observing Satellite), also called Daichi, was a JAXA Earth observation satellite launched on an H-II...
Cluster II (constellation)
Cluster II is an ESA mission consisting of four identical spacecraft launched in pairs aboard Soyuz-Fregat rockets in Ju...
Orbiting Carbon Observatory-2
The Orbiting Carbon Observatory-2 (OCO-2) is a NASA satellite launched in 2014 to measure global atmospheric carbon diox...
UARS
UARS (Upper Atmosphere Research Satellite) was a NASA satellite deployed from Space Shuttle Discovery during the STS-48...
SORCE
SORCE (Solar Radiation and Climate Experiment) was a NASA satellite launched on January 25, 2003 aboard a Pegasus XL roc...
GEDI (on ISS)
GEDI (Global Ecosystem Dynamics Investigation) is a NASA lidar instrument mounted on the exterior of the International S...
EO-1
EO-1 (Earth Observing-1) was a NASA technology demonstration satellite launched in 2000, notable for first flying a hype...
IMAGE
IMAGE (Imager for Magnetopause-to-Aurora Global Exploration) was a NASA satellite launched on March 25, 2000 from Vanden...
AIM
AIM (Aeronomy of Ice in the Mesosphere) is a NASA satellite launched in 2007 as the first mission dedicated solely to st...
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...
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