Kerbal Space Program (KSP) is a spacecraft simulation game for Mac, Linux or Windows. Players build, launch, and pilot spacecraft and airplanes through a fictional 7 planet star system.

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Lag is ruining KSP - any ways to improve performance?

I've been to the Mun countless times and at one point had 3 bases, 6 landers, and 8 rovers operating there. I've sucked all of the science points out of Kerbin, the Mun and Minmus. I got rid of all ...
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1answer
72 views

Why is the clock frozen?

When I'm in the space center, the little box with the time in it just reads Year-232, Day-161--3h,-14m. Why is this? Is there some sort of maxint that the developers implemented?
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47 views

No option to decouple

I have built a small sub-assembly with a small docking port. I have also added a small docking port to my rocket. During construction in the VAB the ports never snap together but I am able to align ...
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2k views

Can the locations of easter eggs be found in the game files?

The official KSP wiki lists several easter eggs - objects which can be found on the surfaces of the various planets. Can you find the positions of these objects somewhere in the game files?
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Is there a way to measure the structural strength of a connection?

I'm designing a very large spacecraft, and I'd like to attach an arm to the spacecraft. Is there a way to measure just how strong the attachment is? In engineering terms, this arm is a cantilever ...
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Does Near Future Propulsion (KSP mod) get easier late game?

After playing Kerbal Space Program way too much. I added the mod "Near Future Propulsion" along with the axillary near future mods. But now, mid-career it looks like the nuclear engine (everyone's ...
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73 views

When is the size and shape of an asteroid determined?

While I was working on an asteroid capture mission, I reverted and retried the launch of my craft many times. I noticed that the mass of the asteroid seemed to be different each time I got to it. It ...
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192 views

KSP Career Mode - “Experiments you have collected cannot be stored on MK1”

I am trying to do the very first thing in the Career mode - create a lone Command Pod mk1 and explore the launch pad with the Kerbal, get EVA data and do a crew report. First, I do not seem to have ...
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623 views

Corrupted save file

Something just went wrong with my ksp persistent.sfs (and quicksave.sfs) files. I launched the program like always, loaded everything just fine, made a rocket perfectly ok, then tried to launch and ...
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59 views

What is craft unloading and how should it be handled?

What is craft "unloading" due to being farther that the "physics distance" from the "main craft"? What is the best way to deal with it? Can it be avoided? I only find very sparse information on these ...
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1k views

Interstellar KSP - Not getting science from IR Satellite

I have put the IR Satellite into orbit on my unmanned ship. But for some reason I'm not getting science. I have Helium Cryostats (3 with the dish connected directly on to them). I have power being ...
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Why does KSP keep crashing from access violations?

Whenever I'm playing KSP 0.90, the game seems to crashes routinely about every 30-45 minutes, and whenever I look in the crash logs, it's always the same reason. The game usually crashes when I'm ...