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15 votes
3 answers
2k views

Open source space exploration software projects accepting contributions

Sorry if this has been asked a lot, I couldn't find anything by searching the site. I'm a software engineer looking for an open-source space exploration project to contribute to in my spare time. No ...
LiamRyan's user avatar
  • 343
6 votes
1 answer
1k views

What does it mean when a software is called open-source for US-release only?

I saw this answer about MarsGRAM, and when I clicked on the NASA software link to read about it I saw at the bottom of the page a blurb for EarthGRAM 2010, an atmospheric model for Earth with likely ...
uhoh's user avatar
  • 149k
4 votes
0 answers
187 views

Most open source spaceflight missions revealed unintentionally

As of 2021 there are few fully open source satellites (OSSI-1, UPSat, FossaSat-1, Oresat, some more?) and numerous student groups building and documenting rockets. These projects are intended to be ...
Kozuch's user avatar
  • 1,493
39 votes
2 answers
2k views

Is the software running on any existing or decommissioned space probes available for download?

I was wondering if it was possible to download the software that runs any of the computers on existing or decommissioned space probes, landers, etc. For example, could one download the software that ...
Fezter's user avatar
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20 votes
4 answers
7k views

Why isn't SpaceX's Starship "trial and error" development strategy an open source project?

Some large community of space enthusiasts is working hard on simulating or extrapolating data on the SpaceX Starship. But this data isn't publicly available. So why don't they release it as an open ...
user avatar
5 votes
0 answers
297 views

Open source hardware at NASA

Given NASA has its open source software repository, I can not really find its open source hardware counterpart so I suppose such a thing does not exist. Is that true? The 3D models site (GitHub mirror?...
Kozuch's user avatar
  • 1,493
4 votes
1 answer
1k views

How open is NASA's "open source" GMAT software?

In answers and comments to What does it mean when a software is called open-source for US-release only? I found out that when NASA uses the term "open source" it does not mean open to everyone! ...
uhoh's user avatar
  • 149k
4 votes
0 answers
359 views

How much open source is the Apollo program today?

What percentage of NASA's Apollo program is considered to be open source as of today? I mean if I wanted to replicate a lunar mission from scratch exactly the same way they did it, regardless of the ...
Kozuch's user avatar
  • 1,493
3 votes
0 answers
370 views

How to generate TLEs based on a set of observation points (location, azimuth, elevation... no range)

I'm interested in generating a "corrected TLE1" based on observation data. I would have observed azimuth and elevation, site location, and time. All of those data fields are observed with ...
Judd's user avatar
  • 91