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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Adding parts from other mods to Kerbal Attachment System

I've played KSP for a while now, and my approach here has been the same as with other games: First try it out vanilla, then add mods as I see which holes they'd fill. I added mechjeb first, to ...
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How do I keep my rockets from blowing up the pad without launch stabilizers?

Since 0.25, it is now possible to destroy buildings at KSC. Unfortunately, this appears to also mean it's now possible to overload your launch pad. On several occasions, even with relatively small ...
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46 views

KSP VS1 VTOL Engine. Can't 'Run Test'

I have been given a contract to test the VS1 VTOL engine while landed but I can't because the Right-Click menu is so big it goes off the screen! How do I work around this?
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225 views

Exactly what does reputation unlock/buy (KSP)?

I'm selling off all my reputation and I'm noticing the game is a little harder than usual. I've never been told what reputation does. What exactly does reputation do/give/unlock?
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How does Aggressive Negotiations work?

I have little need for reputation so I chose to get a high level of aggressive negotiations. Now it says I pay 90 reputation for each discount. I assume that unlocking science parts is a single ...
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95 views

What's the mechanic behind building destruction?

Since version 0.25, the buildings of the space center can be destroyed by flying vessels into them. What exactly are the mechanics behind building destruction? Do buildings have a hidden impact ...
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130 views

Are SSTO (Single Stage To Orbit) vehicles cost effective?

I've been experimenting with building rockets that can make it into orbit with a single stage, decouple and then land/splash the booster section with a probe core in control (or sometimes Jeb in a ...
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98 views

What causes Kerbals to become brain dead debris?

Jebediah was testing out my new monopropellant lander on the mun. After landing it was obvious that he was some 300 units short of making it back to Kerbin. I designed and sent a lightweight ...
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65 views

How can I determine the fastest orbit altitude including time warp?

When using mods like SCANsat, I find I spend a lot of time having to wait for my spacecraft to complete a certain number of orbits in order to complete whatever task it is I launched it for. To ...
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78 views

Kerbal stuck in seat, refuses to get out

So I created a rover with an EAS-1 control seat and sent it to the Mun. Everything went well, but now the Kerbal is kind of in the seat and kind of not. It looks like he's trying to walk when I drive. ...
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72 views

How can I prevent a part from being added to any stage?

In Kerbal Space Program many parts, typically engines and separators are "stagable", in that their activation can be tied to a stage. However sometimes I have stagable parts that I don't want tied to ...
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90 views

How does Min Pressure affect chutes in Kerbal Space Program?

I like to set my chutes to deploy at 50 meters because I don't have time to hang around (pun - get it?). But I've crashed several ships after accidentally changing the min pressure as well. How ...
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316 views

Easy money in Kerbal Space Program

Ships cost money now a days, but I'm unwilling to make any changes to construction style (TWR >5 all the way!). I've had some trouble making fat stacks of ker-cash. What is the easiest way to make ...
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117 views

Contract: recover lost kerbals from orbit

For one contract, I'm supposed to recover someone stuck in orbit. I've done it with the grabbing arm but I want to know if it's possible to get the lost guy to board a ship with an empty seat. Tried ...
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34 views

Rasterpropmonitor for Kerbal Space Program

Hello people I am a player of the PC game kerbal space program. I don't use many mods so I am unfamiliar with the process. I have download the rasterpropmonitor.zip, uncompressed it with 7-zip then ...
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154 views

Can I load saved ships from one game save into another?

Say I designed and saved something cool in Career mode. Now I want to load and modify that ship in a separate Sandbox save. Any saved ships don't show up. Only the Stock ones do. Any possibility to ...
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144 views

Space plane take-off & landing using only basic parts?

In the 0.24 science tree I've unlocked the Aerodynamics (tech tree tier 4), which contains the first space plane parts you can unlock. It does not contain any landing gear. :-| 1) Can one even build ...
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94 views

How to change default pilot?

What happened to me yesterday: I made a rocket Put Bob in it Start Crash Revert to vehicle assembly Fix crash reason Start And then I realized Bob wasn't there, Jeb was piloting my ship! How can I ...
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401 views

How can I see all tech tree nodes?

I'd like to work towards some specific parts in the KSP Career/Science tech tree, but I have no idea where they are. Is there some setting in game (perhaps with a mod) or online resource I can use to ...
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152 views

KSP Initial Throttle Value at 50%

Is there a way to make it so that the initial throttle setting is zero? As of 0.24.2 (maybe .1 as well) my throttle starts at 50%.
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1k views

Do I have to write down contract rules on paper to ever get a real chance to fulfil them?

To get contract bonuses, one need to meet certain set of conditions. Is there any way to make a game remind / notify me, like: You are at proper altitude and speed to fulfil "Test Mk16 Parachute ...
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378 views

Do I get a refund for parts that land on rails?

In the career mode, we have to take care about cash now. It means we need to reclaim as much as feasible. I fly high, it's easy. But it also means that when I jettison unneeded parts, they soon get ...
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197 views

Are empty fuel tanks cheaper in Kerbal Space Program?

In previous versions of KSP you could adjust the amount of fuel in your tanks so to get better TWR. You can still do it in KSP 0.24 but now the fuel tanks cost money. My question is: if you reduce ...
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What do the colors of the Reputation Bar in Kerbal Space Program mean?

In the Career Mode for Kerbal Space Program there is now a reputation bar, that in many screen shots looks yellow-green or green. Mine is green with some blue and then some stripped blue. I've ...
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335 views

How can I calculate the right number/types of parachutes for my craft?

In earlier versions of Kerbal Space Program, even in Career Mode, parts cost and recovery was never an issue to be concerned about. So a typical space mission might only return to Kerbin with the ...
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238 views

When is the cost incurred for rejecting a contract in KSP?

I've noticed some of the contracts in Kerbal Space Program 0.24 have a fee associated with failure. When is this fee incurred? If I reject it at mission control? After x number of flights?
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159 views

Do Kerbal Contracts recur?

In Kerbal Space Program 0.24 the new contract system has been introduced. Do contracts recur, that is, if I do a mission once, will it come up again? I don't want to be repetitive doing the same ...
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How to satisfy a contract in Kerbal Space Program?

I've been flying a few contracts now that the contracts update has been released. I notice in my contract bar that all of the checkmarks for a contract are green, however I am not awarded the ...
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83 views

Is there a contract multiplier

In Kerbal Space Program .24, is there a multiplier on earnings for completing more contracts on a single mission than on multiple individual missions? I can see that fuel costs could be reduced by a ...
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1k views

How much money do you make for returning craft safely to Kerbin?

My understanding of KSP 0.24 (First Contract) is returning parts safely to Kerbin will result in profit. My question is, what percent of the part cost is returned? 100%? Also, if I drop parts, say ...
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934 views

How can I get science from my space station to cash in the points?

I have built a space station orbiting Kerbin with a lander, science Lab Jr., Mobile Processing Lab, Goo Containers, a "workhorse" multi-purpose ship, fuel depot, and living quarters. I currently have ...
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137 views

Does orbital rendezvous require six degrees of freedom?

I'm trying to accomplish my first orbital rendezvous by following the Gemini 6A and 7 mission tutorial on the KSP Wiki. I've gotten the orbiters on about the same orbital plane, and orbiting at about ...
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197 views

Mun Numbers and Data in Ksp?

In Kerbal Space Program, even with using plugins that show data like I need, I can never find a conversion or something that will show the required fuel needed get the Delta V to reach a Mun ...
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382 views

Do Kerbals die of natural causes?

So, I got a Kerbal stranded on Mun in my first successful landing attempt. No big deal, right? I'll just figure out this whole "getting there and back" thing, then put together a rescue mission. The ...
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176 views

Why has my Command Module's orbit not decayed?

On one mission to put Bob Kerman in orbit of Mun and bring him back, his rocket ran out of liquid fuel on the return trip. However, the orbit Bob ended up in was around Kerbin with a periapsis of less ...
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132 views

Why are my parachutes failing to deploy?

I have 3 parachutes on my plane's tail, and I'm trying to deploy them while the plane is landing. However, when I deploy the parachutes in sequence, all 3 fail to deploy. This is my scenario: The ...
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1answer
105 views

How to controll vessel without crew?

I am building a cart to throw it to Eve, where there are some astronauts waiting for it, but every time I click on "launch" it says "This vessel has no remote-controlled or manned modules. It won't be ...
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344 views

KSP - Welded parts not appearing

I am trying to weld parts together in KSP with the UbioWelding plugin. The "Weld It" button appears and the in game dialog to weld parts seems to work fine, but the finished part never appears in my ...
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304 views

Move kerbals in KSP - to save Jebediah from an unjust fate

I'm hoping for some help. I'm fairly new to the game so please bare with me. I recently reloaded a quicksave instead of creating one by accident. According to How would one undo loading a quicksave in ...
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1k views

What can be grabbed with the Advanced Grabbing Unit?

I'm curious as to what can be grabbed with the Advanced Grabbing Unit from the Asteroid Redirect Mission update. The wiki says that it can "pick up just about anything," but that's just not reassuring ...
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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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207 views

Mun's orbit : clockwise or counter-clockwise

when viewing Kerbin's North pole, does Mun orbit clockwise or counter-clockwise ? I guess I could probably see for myself using timewarp, but I only have the demo, which doesn't have the feature.
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525 views

Can you land an asteroid?

I did it. I "docked" with an asteroid using the "Klaw" and changed it's orbit. Now it has a non-escape trajectory. But now I'm wondering... can I de-orbit it and land it safely on Kerbin? If I dock ...
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1answer
182 views

R&D center is closed in career

I'm playing with the new ARM stuff, and it's nice. But I tried to load up my research center, and it says it's closed. Some Googling quickly showed me that this happens in Sandbox mode. But my save is ...
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1k views

Can I get science from asteroids?

Wow, I've just noticed a load of asteroids appearing in KSP's space center. My first thought isn't "What if they hit Kerbin and wipe out the entire Kerbal race?". It's "How much science can I get from ...
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1answer
2k views

What Science can I perform on and near Kerbin?

I've decided to try the Career mode in Kerbal Space Program and I've flown a few rockets into orbit around Kerbin and landed them safely again. I've taken some mystery goo into orbit and I've taken ...
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2k views

When is the orbit of an asteroid determined?

So I've discovered and started tracking a fair number of asteroids in my short time playing the Asteroid Redirect Mission update. Some of them are completely harmless (at least for now), most have a ...
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832 views

How to prevent cargo from swinging inside fairings?

I'm using Ferram Aerospace Research to add some realism to drag. But this makes me to use fairings for my payload. Sad thing is, my payload swings. A lot. I tried both KW Rocketry and Procedural ...
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314 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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605 views

How do I get back from Eve?

I can now successfully land on Eve using a nuclear engine and several parachutes on my lander. I had originally tested taking off at Kerbin by equipping a pair of solid fuel boosters, but of course ...