{ "count": 17, "next": null, "previous": null, "results": [ { "id": 5609, "url": "https://svs.gsfc.nasa.gov/5609/", "result_type": "Visualization", "release_date": "2026-01-26T05:00:00-05:00", "title": "Heliophysics Satellite Fleet - 2026", "description": "A tour of the NASA Heliophysics fleet from near-Earth satellites out to the Voyagers beyond the heliopause.", "hits": 955 }, { "id": 5571, "url": "https://svs.gsfc.nasa.gov/5571/", "result_type": "Visualization", "release_date": "2025-07-22T17:00:00-04:00", "title": "NASA's Fleet of Active Satellites (July 2025)", "description": "This visualization shows the orbits of NASA satellites considered operational as of July 2025. It includes both NASA-managed missions and those operated by partner organizations.", "hits": 1740 }, { "id": 5532, "url": "https://svs.gsfc.nasa.gov/5532/", "result_type": "Visualization", "release_date": "2025-07-18T08:00:00-04:00", "title": "Comparing ISS and ICESat-2 Coverage Across the Earth", "description": "These visualizations explore the orbits of the International Space Station (ISS) and the ICESat-2 satellite. The ISS reaches a maximum latitude of approximately ±51.6°, while ICESat-2 extends to about ±88°, allowing it to observe much closer to the poles.", "hits": 133 }, { "id": 5258, "url": "https://svs.gsfc.nasa.gov/5258/", "result_type": "Visualization", "release_date": "2025-06-16T00:00:00-04:00", "title": "Tracking Satellites and Space Debris in Earth Orbit (Feb 2024)", "description": "This series of visualizations illustrates the population of objects orbiting Earth as of February 2024.", "hits": 3275 }, { "id": 5443, "url": "https://svs.gsfc.nasa.gov/5443/", "result_type": "Visualization", "release_date": "2024-12-17T00:00:00-05:00", "title": "Heliophysics Sentinels 2024", "description": "There have been some changes since the 2022 Heliophysics Fleet. AIM and ICON have been decommissioned while two other instruments have been added. AWE is an instrument mounted on the ISS, and RAD is a particle detector on the Curiosity Mars rover. As of Winter 2024, here's a tour of the NASA Heliophysics fleet from the near-Earth satellites out to the Voyagers beyond the heliopause. || ", "hits": 75 }, { "id": 4898, "url": "https://svs.gsfc.nasa.gov/4898/", "result_type": "Visualization", "release_date": "2022-11-23T00:00:00-05:00", "title": "Heliophysics Sentinels 2022", "description": "There has been one significant change since the 2020 Heliophysics Fleet. SET has been decommissioned. As of Fall 2022, here's a tour of the NASA Heliophysics fleet from the near-Earth satellites out to the Voyagers beyond the heliopause.Excepting the Voyager missions, the satellite orbits are color coded for their observing program:Magenta: TIM (Thermosphere, Ionosphere, Mesosphere) observationsYellow: solar observations and imageryCyan: Geospace and magnetosphereViolet: Heliospheric observations || ", "hits": 42 }, { "id": 4887, "url": "https://svs.gsfc.nasa.gov/4887/", "result_type": "Visualization", "release_date": "2021-03-01T10:00:00-05:00", "title": "Heliophysics Sentinels 2020 (Forecast Version)", "description": "In addition to the NASA missions used in research for space weather (see 2020 Heliophysics Fleet) there are additional missions operated by NOAA used for space weather forecasting. As of spring 2020, here's a tour of the NASA and NOAA Heliophysics fleets from the near-Earth satellites out to the inner solar system.The satellite orbits are color coded for their observing program:Magenta: TIM (Thermosphere, Ionosphere, Mesosphere) observationsYellow: solar observations and imageryCyan: Geospace and magnetosphereViolet: Heliospheric observations || ", "hits": 36 }, { "id": 4822, "url": "https://svs.gsfc.nasa.gov/4822/", "result_type": "Visualization", "release_date": "2020-09-15T10:00:00-04:00", "title": "Heliophysics Sentinels 2020", "description": "There have been few changes since the 2018 Heliophysics Fleet. Van Allen Probes and SORCE have been decommissioned, while Solar Orbiter, ICON and SET have been added. As of spring 2020, here's a tour of the NASA Heliophysics fleet from the near-Earth satellites out to the Voyagers beyond the heliopause.Excepting the Voyager missions, the satellite orbits are color coded for their observing program:Magenta: TIM (Thermosphere, Ionosphere, Mesosphere) observationsYellow: solar observations and imageryCyan: Geospace and magnetosphereViolet: Heliospheric observations || ", "hits": 36 }, { "id": 4360, "url": "https://svs.gsfc.nasa.gov/4360/", "result_type": "Visualization", "release_date": "2018-12-10T11:00:00-05:00", "title": "Heliophysics Sentinels 2018", "description": "This movie presents the trajectories of the heliophysics fleet from close to Earth to out beyond the heliopause. || Sentinels2018.Sentinels2Voyager.GSE.AU.clockSlate_EarthTarget.UHD3840.00000_print.jpg (1024x576) [74.5 KB] || Sentinels2018.Sentinels2Voyager.GSE.AU.clockSlate_EarthTarget.UHD3840.00000_searchweb.png (180x320) [65.6 KB] || Sentinels2018.Sentinels2Voyager.GSE.AU.clockSlate_EarthTarget.UHD3840.00000_thm.png (80x40) [5.1 KB] || Sentinels2018.Sentinels2Voyager_1080p30.mp4 (1920x1080) [40.3 MB] || Sentinels2018.Sentinels2Voyager_1080p30.webm (1920x1080) [6.3 MB] || 1920x1080_16x9_30p (1920x1080) [0 Item(s)] || 3840x2160_16x9_30p (3840x2160) [0 Item(s)] || Sentinels2018.Sentinels2Voyager_2160p30.mp4 (3840x2160) [125.7 MB] || Sentinels2018.Sentinels2Voyager_1080p30.mp4.hwshow || ", "hits": 45 }, { "id": 4600, "url": "https://svs.gsfc.nasa.gov/4600/", "result_type": "Visualization", "release_date": "2018-01-31T00:00:00-05:00", "title": "Sixty Years of Earth Observations: from Explorer-1 (1958) to CYGNSS (2017)", "description": "Earth observing spacecraft from Explorer-1 to CYGNSSThis video is also available on our YouTube channel. || explorer1_68_1920x1080.09999_print.jpg (1024x576) [149.7 KB] || explorer1_68_1920x1080.09999_searchweb.png (320x180) [76.7 KB] || explorer1_68_1920x1080.09999_thm.png (80x40) [5.8 KB] || explorer1_68_1920x1080_p60.mp4 (1920x1080) [73.6 MB] || firsts (1920x1080) [0 Item(s)] || explorer1_68_1920x1080_p30.webm (1920x1080) [35.9 MB] || explorer1_68_1920x1080_p30.mp4 (1920x1080) [124.5 MB] || explorer1_68_1920x1080.1080p30.mp4 (1920x1080) [128.5 MB] || 9600x3240_16x9_30p (9600x3240) [0 Item(s)] || 3840x2160_16x9_60p (3840x2160) [0 Item(s)] || explorer1_68_3840x2160_p30.mp4 (3840x2160) [461.5 MB] || ", "hits": 135 }, { "id": 4595, "url": "https://svs.gsfc.nasa.gov/4595/", "result_type": "Visualization", "release_date": "2017-11-27T10:00:00-05:00", "title": "Mapping Particle Injections in Earth's Magnetosphere", "description": "A view from above the northern hemisphere of particle injection propagation constructed from their respective satellite detections. Distinct injections, and their detection by satellites, are represented by different colors. || MagnetosphereMultiMission.top.GSE.AU.clockSlate_EarthTarget.HD1080i.01200_print.jpg (1024x576) [115.4 KB] || MagnetosphereMultiMission.top.GSE.AU.clockSlate_EarthTarget.HD1080i.01200_searchweb.png (320x180) [82.7 KB] || MagnetosphereMultiMission.top.GSE.AU.clockSlate_EarthTarget.HD1080i.01200_thm.png (80x40) [6.3 KB] || TopView (1920x1080) [0 Item(s)] || MagnetosphereMultiMission.top.HD1080i_p30.mp4 (1920x1080) [29.7 MB] || MagnetosphereMultiMission.top.HD1080i_p30.webm (1920x1080) [6.1 MB] || TopView (3840x2160) [0 Item(s)] || MagnetosphereMultiMission.top.UHD3840_2160p30.mp4 (3840x2160) [93.0 MB] || MagnetosphereMultiMission.top.HD1080i_p30.mp4.hwshow [207 bytes] || ", "hits": 58 }, { "id": 4583, "url": "https://svs.gsfc.nasa.gov/4583/", "result_type": "Visualization", "release_date": "2017-11-20T10:00:00-05:00", "title": "NASA's Near-Earth Science Mission Fleet: March 2017", "description": "NASA Near-Earth Science Fleet (August 2017) || near_earth_sciences02.6100_print.jpg (1024x576) [69.3 KB] || near_earth_sciences02.6100_searchweb.png (320x180) [44.2 KB] || near_earth_sciences02.6100_thm.png (80x40) [4.0 KB] || near_earth_sciences02_1080p60.mp4 (1920x1080) [51.2 MB] || 1920x1080_16x9_60p (1920x1080) [0 Item(s)] || near_earth_sciences02_1080p60.webm (1920x1080) [12.6 MB] || near_earth_sciences02_360p30.mp4 (640x360) [6.6 MB] || 9600x3240_16x9_30p (9600x3240) [0 Item(s)] || ", "hits": 41 }, { "id": 4589, "url": "https://svs.gsfc.nasa.gov/4589/", "result_type": "Visualization", "release_date": "2017-10-25T10:00:00-04:00", "title": "Heliophysics Sentinels 2017", "description": "This visualization starts from near Earth and the Earth orbiting satellite fleet out to the Moon, then past the Sun-Earth Lagrange point 1 to out beyond the heliopause. This is the long-play version. || Sentinels2017.Sentinels2Voyager.GSE.AU.clockSlate_EarthTarget.UHD3840.00000_print.jpg (1024x576) [136.1 KB] || Sentinels2017.Sentinels2Voyager.GSE.AU.clockSlate_EarthTarget.UHD3840.00000_searchweb.png (180x320) [84.6 KB] || Sentinels2017.Sentinels2Voyager.GSE.AU.clockSlate_EarthTarget.UHD3840.00000_thm.png (80x40) [6.0 KB] || Sentinels2017.Sentinels2Voyager.HD1080i_p30.webm (1920x1080) [12.4 MB] || SlowPlay (1920x1080) [0 Item(s)] || Sentinels2017.Sentinels2Voyager.HD1080i_p30.mp4 (1920x1080) [111.6 MB] || SlowPlay (3840x2160) [0 Item(s)] || Sentinels2017.Sentinels2Voyager_2160p30.mp4 (3840x2160) [336.2 MB] || Sentinels2017.Sentinels2Voyager.HD1080i_p30.mp4.hwshow [209 bytes] || ", "hits": 24 }, { "id": 4558, "url": "https://svs.gsfc.nasa.gov/4558/", "result_type": "Visualization", "release_date": "2017-04-19T00:00:00-04:00", "title": "NASA's Earth Observing Fleet: March 2017", "description": "NASA's Earth observing fleet as of March 2017 || final_earth_obs_fleet06.2100_print.jpg (1024x576) [96.1 KB] || final_earth_obs_fleet06.2100_searchweb.png (320x180) [62.3 KB] || final_earth_obs_fleet06.2100_thm.png (80x40) [4.5 KB] || final_earth_obs_fleet06_1080p60.mp4 (1920x1080) [46.9 MB] || final_earth_obs_fleet06_1080p60.webm (1920x1080) [11.2 MB] || final (1920x1080) [0 Item(s)] || final_earth_obs_fleet06_360p30.mp4 (640x360) [6.0 MB] || final06 (9600x3240) [0 Item(s)] || ", "hits": 38 }, { "id": 4288, "url": "https://svs.gsfc.nasa.gov/4288/", "result_type": "Visualization", "release_date": "2015-06-10T00:00:00-04:00", "title": "The 2015 Earth-Orbiting Heliophysics Fleet", "description": "Movie showing the heliosphysics missions from near Earth orbit out to the orbit of the Moon.This video is also available on our YouTube channel. || Helio2015A.MMStour.slate_RigRHS.HD1080i.0500_print.jpg (1024x576) [112.6 KB] || Helio2015A.MMStour.HD1080.webm (1920x1080) [6.7 MB] || WithoutTimeStamp (1920x1080) [128.0 KB] || Helio2015A.MMStour.HD1080.mov (1920x1080) [196.3 MB] || Helio2015_4288.pptx [198.6 MB] || Helio2015_4288.key [201.3 MB] || ", "hits": 67 }, { "id": 4127, "url": "https://svs.gsfc.nasa.gov/4127/", "result_type": "Visualization", "release_date": "2013-12-16T12:00:00-05:00", "title": "The 2013 Earth-Orbiting Heliophysics Fleet", "description": "There've been a few changes since the 2012 Earth-Orbiting Heliophysics Fleet. As of Fall of 2013, here's a tour of the NASA Near-Earth Heliophysics fleet, covering the space from near-Earth orbit out to the orbit of the Moon.The satellite orbits are color coded for their observing program:Magenta: TIM (Thermosphere, Ionosphere, Mesosphere) observationsYellow: solar observations and imageryCyan: Geospace and magnetosphereViolet: Heliospheric observationsNear-Earth Fleet:Hinode: Observes the Sun in multiple wavelengths up to x-rays. SVS pageRHESSI : Observes the Sun in x-rays and gamma-rays. SVS pageTIMED: Studies the upper layers (40-110 miles up) of the Earth's atmosphere.FAST: Measures particles and fields in regions where aurora form.CINDI: Measures interactions of neutral and charged particles in the ionosphere. SORCE: Monitors solar intensity across a broad range of the electromagnetic spectrum.AIM: Images and measures noctilucent clouds. SVS pageVan Allen Probes: Two probes moving along the same orbit esigned to study the impact of space weather on Earth's radiation belts. SVS pageTWINS: Two Wide-Angle Imaging Neutral-Atom Spectrometers (TWINS) are two probes observing the Earth with neutral atom imagers.IRIS: Interface Region Imaging Spectrograph is designed to take high-resolution spectra and images of the region between the solar photosphere and solar atmosphere.Geosynchronous Fleet:SDO: Solar Dynamics Observatory keeps the Sun under continuous observation at 16 megapixel resolution.GOES: The newest GOES satellites include a solar X-ray imager operated by NOAA.Geospace Fleet:Geotail: Conducts measurements of electrons and ions in the Earth's magnetotail. Cluster: This is a group of four satellites which fly in formation to measure how particles and fields in the magnetosphere vary in space and time. SVS pageTHEMIS: This is a fleet of three satellites to study how magnetospheric instabilities produce substorms. Two of the original five satellites were moved into lunar orbit to become ARTEMIS. SVS page IBEX: The Interstellar Boundary Explorer measures the flux of neutral atoms from the heliopause.Lunar Orbiting FleetARTEMIS: Two of the THEMIS satellites were moved into lunar orbit to study the interaction of the Earth's magnetosphere with the Moon. || ", "hits": 83 }, { "id": 3969, "url": "https://svs.gsfc.nasa.gov/3969/", "result_type": "Visualization", "release_date": "2012-09-20T00:00:00-04:00", "title": "The 2012 Earth-Orbiting Heliophysics Fleet", "description": "Since Sentinels of the Heliosphere in 2008, there have been a few new missions, and a few missions have been shut down. As of Fall of 2012, here's a tour of the NASA Near-Earth Heliophysics fleet, covering the space from near-Earth orbit out to the orbit of the Moon.Revision (November 9, 2012): The RBSP mission has been renamed the Van Allen Probes. NASA Press Release.The satellite orbits are color coded for their observing program:Magenta: TIM (Thermosphere, Ionosphere, Mesosphere) observationsYellow: solar observations and imageryCyan: Geospace and magnetosphereViolet: Heliospheric observationsNear-Earth Fleet:Hinode: Observes the Sun in multiple wavelengths up to x-rays. SVS pageRHESSI : Observes the Sun in x-rays and gamma-rays. SVS pageTIMED: Studies the upper layers (40-110 miles up) of the Earth's atmosphere.FAST: Measures particles and fields in regions where aurora form.CINDI: Measures interactions of neutral and charged particles in the ionosphere. SORCE: Monitors solar intensity across a broad range of the electromagnetic spectrum.AIM: Images and measures noctilucent clouds. SVS pageRBSP: (Renamed the Van Allen Probes) Designed to study the impact of space weather on Earth's radiation belts. SVS pageGeosynchronous Fleet:SDO: Solar Dynamics Observatory keeps the Sun under continuous observation at 16 megapixel resolution.GOES: The newest GOES satellites include a solar X-ray imager operated by NOAA.Geospace Fleet:Geotail: Conducts measurements of electrons and ions in the Earth's magnetotail. Cluster: This is a group of four satellites which fly in formation to measure how particles and fields in the magnetosphere vary in space and time. SVS pageTHEMIS: This is a fleet of three satellites to study how magnetospheric instabilities produce substorms. Two of the original five satellites were moved into lunar orbit to become ARTEMIS. SVS page IBEX: The Interstellar Boundary Explorer measures the flux of neutral atoms from the heliopause.Lunar Orbiting FleetARTEMIS: Two of the THEMIS satellites were moved into lunar orbit to study the interaction of the Earth's magnetosphere with the Moon.Note: A number of near-Earth missions had their orbits generated from Two-Line orbital elements valid in July 2012. Orbit perturbations since then may result in significant deviation from the actual satellite position for the time frame of this visualization. || ", "hits": 52 } ] }