Track 20+ deep space missions in real time on an interactive 3D solar system map. Voyager, JWST, Tesla Roadster, Parker Solar Probe and more.

Track 20+ deep space missions in real time on an interactive 3D solar system map. Voyager, JWST, Tesla Roadster, Parker Solar Probe and more.

Track the near-Earth asteroid 2019 AS2 (2019 AS2) live: current distance from Earth, heliocentric orbit, size and next close approach.

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Track the near-Earth asteroid 2019 AS2 (2019 AS2) live: current distance from Earth, heliocentric orbit, size and next close approach.

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

Track the near-Earth asteroid 2019 AS2 (2019 AS2) live: current distance from Earth, heliocentric orbit, size and next close approach.

What

Live count of every object orbiting Earth in 2026 — active satellites, debris, rocket bodies and more. Updated every 30 seconds.

Permanent archive of notable close approaches between satellites: cross-border encounters, military payload passes and record miss distances, each with a full analysis page and live screening context.

Track the near-Earth asteroid 2026 SB12 (2026 SB12) live: current distance from Earth, heliocentric orbit, size and next close approach.

Live count of every object orbiting Earth in 2026 — active satellites, debris, rocket bodies and more. Updated every 30 seconds.

Who is near whom in orbit right now: live close-approach screening between rival nations, orbit-change detection and military satellite maneuvers across 31,000+ objects.

Browse all 42,743 tracked near-Earth asteroids — live orbits, current distance from Earth, sizes, hazard status and upcoming close approaches. Searchable, filterable real-time NEO database.

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

Browse all 42,742 tracked near-Earth asteroids — live orbits, current distance from Earth, sizes, hazard status and upcoming close approaches. Searchable, filterable real-time NEO database.

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

Track 20+ deep space missions in real time on an interactive 3D solar system map. Voyager, JWST, Tesla Roadster, Parker Solar Probe and more.

A live, interactive globe of Mars: real-time orbiters and moons, the Perseverance & Curiosity rovers, landing sites, craters and volcanoes.

Live count of every object orbiting Earth in 2026 — active satellites, debris, rocket bodies and more. Updated every 30 seconds.

Track 31,000+ objects in real time. Live 3D globe, space debris map, launch schedule, pass predictions and orbital data — powered by Space-Track and CelesTrak.

Live count of every object orbiting Earth in 2026 — active satellites, debris, rocket bodies and more. Updated every 30 seconds.

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

NASA has announced the development of a new space telescope, PRIMA, set to launch in 2033, aiming to advance our understanding of the universe. Meanwhile, the

Track the near-Earth asteroid 2026 SC13 (2026 SC13) live: current distance from Earth, heliocentric orbit, size and next close approach.

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Live position of NASA

Free AR satellite finder: point your phone at the sky and follow the guide to the ISS, Starlink and tonight

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Track 31,000+ objects in real time. Live 3D globe, space debris map, launch schedule, pass predictions and orbital data — powered by Space-Track and CelesTrak.

What

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

What

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

Guess the mystery satellite from its real orbit. A new puzzle every day — Casual or Expert. Free, no login.

Live countdown, official webcast, real & simulated telemetry, 3D ascent trajectory — and when the payload passes over your location. Every launch worldwide.

What

Free interactive lessons on orbital mechanics, satellite tracking, space weather and space debris. 14 tracks, 84 lessons — beginner to intermediate. No ads, no paywalls.

Track the near-Earth asteroid 2026 RN15 (2026 RN15) live: current distance from Earth, heliocentric orbit, size and next close approach.

Live count of every object orbiting Earth in 2026 — active satellites, debris, rocket bodies and more. Updated every 30 seconds.

What