🇺🇳
International Space Station
NASA / Roscosmos / ESA / JAXA / CSA
The largest modular space station in low Earth orbit, continuously inhabited since 2000.
~420 km
LEONORAD 25544
🇺🇸
Hubble Space Telescope
NASA / ESA
Iconic optical telescope delivering deep-field images of the universe since 1990.
~540 km
LEONORAD 20580
🇺🇸
James Webb Space Telescope
NASA / ESA / CSA
The most powerful space telescope ever built, orbiting the Sun-Earth L2 point.
~1.5M km (L2)
L2NORAD 50463
🇨🇳
Tiangong Space Station
CNSA
China's permanently crewed modular space station, operational since 2022.
~390 km
LEONORAD 54216
🇺🇸
Chandra X-ray Observatory
NASA
NASA's flagship X-ray telescope in a highly elliptical orbit.
~139,000 km apogee
HEONORAD 25867
🇺🇸
Fermi Gamma-ray Space Telescope
NASA
Observes gamma-ray bursts and pulsars across the electromagnetic spectrum.
~550 km
LEONORAD 33053
🇺🇸
GOES-18
NOAA / NASA
Geostationary weather satellite providing real-time imagery of the western hemisphere.
~35,786 km
GEONORAD 51850
🇺🇸
Landsat 9
NASA / USGS
Continues the 50-year Landsat record of Earth observation imagery.
~705 km
SSONORAD 49260
🇪🇺
Sentinel-6 Michael Freilich
ESA / NASA / EUMETSAT
Measures global sea-level rise with millimetre precision.
~1,336 km
LEONORAD 46984
🇺🇸
Iridium 33 (debris)
Iridium Communications
Destroyed in 2009 collision with Cosmos 2251 — first accidental satellite collision.
~790 km
LEONORAD 24946