Earth seen from orbit over the South Atlantic, ringed by a dense shell of satellites. Two satellites on crossing orbits collide, and trails of orange debris stream ahead along both orbits.
Kessler@home

Mapping the tipping point of low Earth orbit

News archive

New faster CPU/GPU apps in beta v1.06
I have done some optimization on the CPU apps that increase the speed by about 50% in my tests. Credit calculation will stay the same, so this should equate to about 50% more credit per unit time on CPUs since you will now process them faster.

If this app runs without trouble in beta, then it will be promoted to be the default application for everyone.

all CPU apps have the new beta version available. If you would like to try out the new application, enable "Run test applications" from your Project preferences

edit:
v1.06 now released as beta for all platforms.
expect ~50-60% faster on CPU
expect ~25-100% faster depending on WU and GPU.

Ian
10 Nov 2026, 3:08:58 UTC · Discuss


Kessler@home is Live!
Thank you everyone who helped beta test! It was very helpful to prepare the main sweep.

I will monitor and adjust/fix things as necessary. Please use the message boards to report any issues.

Ian
6 Nov 2026, 19:55:00 UTC · Discuss


Beta test started
Kessler@home is now in beta testing, and the first work has gone out.

The beta is 1,000 jobs: 100 scenarios, each run with 10 different random seeds. Every job goes to two volunteers' computers, and the two results have to agree exactly before they are accepted, so that's 2,000 tasks in all.

There are apps for CPUs on Linux, Windows and macOS, and for NVIDIA and AMD GPUs on Linux and Windows. Each computer can have up to 4 tasks per CPU thread and 10 per GPU at a time.

During the beta we're checking that results agree across all of these platforms, and watching run times, credit and errors. Work is limited to these beta tasks for now.

If a task fails or something looks wrong, please post in the message boards. Thank you for helping test Kessler@home!
4 Nov 2026, 12:22:13 UTC · Discuss




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