YHacker Newsscreenshots

Celestia celestiaproject.space ↗

An open-source 3D space simulation program.

ToolOtherastronomy3dspace-simulation

Screenshot of celestiaproject.space, Celestia's site

Captured 13 Nov 2026

Recommended in 1 thread

Dwarf planet candidate appears which takes roughly 280 years to orbit our sun
smithsonianmag.com · 1 day ago
Suggested as a place for an add-on modelling ED138.

Similar tools

PCSX2 ↗Other
An open-source PlayStation 2 emulator.
1 thread
3dSen ↗Other
An NES emulator that renders games as 3D voxel scenes.
1 thread
Earth Platform ↗Other
A commenter's project building the whole Earth in Minecraft at real scale.
0 threads
Museum of ZZT ↗Other
An archive of ZZT games and community history.
1 thread
GameFAQs ↗Other
A website hosting user-written video game guides and FAQs.
1 thread
Schemaverse ↗Other
A multiplayer space strategy game whose engine runs entirely inside PostgreSQL.
1 thread
LeoLabs Visualization ↗Other
LeoLabs' web visualization of objects in low Earth orbit.
1 thread
CourtListener Other
Free legal research database of court opinions.
1 thread

Also in Other

Home Assistant ↗
Open-source home automation platform.
5 threads
Delta Air Lines ↗
A major US airline.
3 threads
Slate Truck ↗
A planned low-cost, no-frills American electric pickup.
3 threads
All Brains Belong ↗
An organisation publishing resources on health issues comorbid with autism and ADHD.
2 threads
Base Power ↗
A company that installs home batteries and acts as the customer's power provider using time-of-use arbitrage.
2 threads
Ecosia ↗
A search engine that funds tree planting with its ad revenue.
2 threads
HN Arcade ↗
A site collecting games shared on Hacker News.
2 threads
Kagi News ↗
Kagi's aggregated news summary service.
2 threads
NewPipe ↗
An open-source lightweight YouTube client for Android.
2 threads
Silo ↗
An Apple TV+ dystopian science fiction series.
2 threads
Star Trek: Lower Decks ↗
An animated Star Trek comedy series.
2 threads
The Orville
A science-fiction TV series inspired by Star Trek.
2 threads

Link from a commenter, not checked or endorsed by us: ↗ https://celestiaproject.space/