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Celestron Cometron 7x50 Astronomy Binoculars
A lower-magnification astronomy binocular with a wide, bright view for beginners.
The Space Intelligence Platform
Explore Everything Above Earth
Track satellites in real time, monitor the International Space Station, discover visible satellite passes, follow rocket launches, explore Starlink coverage, monitor space weather, and understand Earth's orbital environment from one intelligent platform.
Trip planning
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Solar System live map
Explore the Solar System in near real time
Open a 3D view of the Sun, planets, Earth's Moon, and selected deep-space missions. Watch the system move over time, save objects to your account, and use the map as a launch point for future Library stories.
Explore planets, the Moon, and the Sun in a 3D map
View deep-space missions like JWST, Voyager, and Parker Solar Probe
Save planets and missions to your TransitSatellite account
What is included
Live objects
Planets, Moon, Sun, and deep-space missions
Time controls
Preview solar-system motion over time
Saved items
Save planets and missions to your account
Mission layer
JWST, Voyager, New Horizons, and Parker Solar Probe
Built on open data from the world's space agencies & operators
NASA
SpaceX
ESA
Rocket Lab
Blue Origin
NOAA
Explore Space
One platform for everything in orbit
From the ISS overhead to the next launch and the space weather in between — explore it all in a single, beautifully unified interface.
Satellite Tracker
Search and monitor thousands of active satellites as they move across the sky in real time.
ISS Tracker
Follow the International Space Station live, with its precise position and ground track.
Visible Tonight
Discover which satellites and passes will be visible from your exact location after dark.
Launch Tracker
Follow upcoming launches and missions from every major provider with live countdowns.
Starlink Coverage
Explore Starlink constellation coverage and availability across every region on Earth.
Space Weather
Monitor solar storms, aurora forecasts, and the conditions shaping Earth’s orbital environment.
Global Space Dashboard
The state of orbit, at a glance
A live view of satellites, the International Space Station, upcoming launches, the Starlink constellation, and the space weather shaping operations above Earth.
Live indicators
Live data
Loading live indicators
Gathering the latest TransitSatellite data.
Live indicators are assembled from TransitSatellite tracking data, CelesTrak orbital data, Launch Library 2, and NOAA Space Weather Prediction Center products. Individual sources update on different schedules.
Your next step
Start free. Explore further when you’re ready.
Core satellite tracking stays free. Save the objects you care about, then compare Pro forecasting tools whenever you want more detail.
- 01
Track for free
Explore current satellite positions, orbital paths, and location-based passes.
Open the tracker - 02
Save what you follow
Keep satellites and missions together in your saved items.
View saved items - 03
Go deeper with Pro
Unlock 24-hour forecasts, interactive trajectory segments, and unlimited saves.
Compare plans
Live satellite map
Track satellites orbiting Earth
TransitSatellite provides an interactive satellite tracker that calculates current positions from orbital data. Search tracked objects, view their paths around Earth and explore which satellites may pass above your location.
Use the live satellite map to follow space stations, weather satellites, navigation spacecraft, scientific missions and Earth-observation satellites from one searchable experience.
Launch Tracker
Upcoming launches & missions
Follow upcoming missions with current launch schedules and live countdowns, from crewed flights to constellation deployments.
Loading upcoming launches...
Visible Tonight
See what's passing over you
Use your location to find satellite passes that may be visible after dark — including when they appear, where to look, and how high they will travel across the sky.
Find visible satellite passes
Allow location access to calculate passes for your current position.
Your precise location is used only to calculate viewing geometry in your browser session.
Starlink Coverage
Explore coverage across the globe
Visualize the Starlink constellation and its coverage footprint anywhere on Earth, from dense metros to the open ocean.
- Real-time constellation position and beam coverage
- Regional availability and capacity indicators
- Historical coverage playback by date and time
10,000+ satellites
Space Weather
Monitor the conditions above
Solar activity, geomagnetic storms, and NOAA space-weather conditions that can affect satellites, navigation, radio communications, and the night sky.
Live NOAA data
Loading live space-weather data
Connecting to NOAA Space Weather Prediction Center.
Source: NOAA Space Weather Prediction Center. Values may update at different intervals depending on the NOAA product.
Continue exploring
Make your next pass a night outside
Start with a visible pass and your own eyes. Add a sky chart, a dim red light, or comfortable binoculars when they fit the way you observe.
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The ISS can be visible without equipment. A telescope or camera tripod does not automatically track a moving satellite.
Pricing
Choose your vantage point
Core satellite tracking and education remain free. Upgrade to Beginner for expanded saved-item limits, or choose Pro for deeper forecasting, unlimited saves, and advanced TransitSatellite features.
Explorer
$0/ forever
Explore TransitSatellite for free with core tracking, Library, missions, Solar System content, and educational tools.
- Live satellite tracker and interactive 3D globe
- Satellite search, filters and educational information
- One-orbit and 6-hour trajectories
- Location-based visibility and pass predictions
Beginner
$2.99/ month
Or $24.99/year — save $10.89
Keep the Explorer experience while increasing how much TransitSatellite content you can save.
- Everything included with Explorer
- Save up to 10 satellites
- Save up to 10 planets
- Save up to 20 pages
Limited Founder offer
Founding Pro
$4.99/ month
Or $39.98/year — save $19.90
Full TransitSatellite Pro access at a fixed Founder rate while the offer remains available.
Founder offer
Available through December 31, 2026, or until all 500 Founding Pro memberships are claimed.
Founder pricing stays locked only while your subscription remains continuously active.
- Everything included with Explorer
- Full 24-hour satellite forecasting
- Six interactive 4-hour trajectory segments
- Animated forecast timeline
- Unlimited saved items
- Planet Visibility tools
- Early access to selected new tools
- Founding Pro recognition
Paid memberships renew automatically until canceled. Manage or cancel billing from your account. If a Founding Pro membership is canceled and later restarted after the Founder offer has ended, regular Pro pricing will apply.
Ready to Explore Orbit?
Join the explorers tracking satellites, launches, and space weather from one intelligent platform. It's free to start.