This project demonstrates real-time three-dimensional satellite visualization in a browser using SGP4GL, CesiumJS, and Next.js.
Stellarium
vsNext Spaceflight
Stellarium vs Next Spaceflight
How do Stellarium and Next Spaceflight compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Stellarium | Next Spaceflight |
|---|---|---|
| What it is | Stellarium renders realistic skies in real time with OpenGL and is available for Linux, Windows, macOS, and Haiku. | Next Spaceflight lists upcoming launches and provides schedule details such as launch sites, vehicles, and payloads. |
| Website | ||
| Type | Open-source project | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Android, Linux, macOS, Windows | Android, iOS, Web |
| Open source | Yes | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Stellarium and Next Spaceflight.
Open source
24 alternativesOrbiter simulates spaceflight using Newtonian mechanics, with the solar system and its major bodies as its setting.
FreeOpen source
24 alternativesSatellite Map tracks satellites in real time on an interactive 3D map.
Find Starlink helps users calculate when Starlink satellites can be seen overhead, with a live map.
Nights on Earth lists astronomical events including meteor showers and planetary conjunctions.
Free
24 alternativesNASA’s Image and Video Library combines searchable imagery and video with downloads and associated metadata.
Pick
24 alternatives






