Steam app 954850 · updated 12 Sep 2026, 20:21 UTC
Kerbal Space Program 2 is the sequel to the acclaimed space-flight simulation game Kerbal Space Program. Enter the next generation of space adventure with exciting new parts, stunning visuals, fully revamped UI and Map View, and rich new environments to explore.
718 hourly samples, with the daily peak drawn over them. Weekends are shaded.
44 months, February 2023 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 436 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 282 hourly samples. Each dip is a night. Weekends are shaded.
Kerbal Space Program 2 was released on 24 Feb, 2023.
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Kerbal Space Program 2 – For Science Trailer – ESRB
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Kerbal Space Program 2 Cinematic Trailer – ESRB
Watch on Steam
KSP2 Early Access – Gameplay Trailer – USK
Watch on Steam50 developer announcements, Apr 2023 to Jun 2024 · times in UTC
Bug Fixes Construction Fixed: Moving stages around in the extended staging stack is difficult Fixed: Duplicated wheels, wings, and decouplers connected to physicsless parts will occasionally fall off or cause the craft to disassemble when…
IG_Dakota{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Hello! It’s been a while! I know that many of you have been wondering about the status of KSP2, so I thought I’d give you an update on how things are going. We have an…
mikeyHey! I’m Jon Cioletti, the Senior Technical Artist focused on lighting and VFX here at Intercept Games! In celebration of the upcoming total solar eclipse, today we are looking at some of the lighting tech around eclipses in KSP2 - but…
mikeyThis weekend marks one whole year since the Early Access launch of KSP2. How is it that a year can fly past in a heartbeat while also containing so much stuff? In that time, our team has released a total of 11 updates and knocked out more…
mikeyKerbonauts! So you want to go to space...have you tried rockets? Introducing animated tutorial Space is the Place! Found in-game, this and other tutorials aim to improve the onboarding experience for new and returning players, while…
mikeyBug Fixes Flight & Map Fixed: Shielded docking ports cannot be undocked after a reload Fixed: Shielded docking ports can dock when closed Fixed: Orbital drift compensation did not take axial tilt into account consistently, leading to…
mikeyhttps://i.imgur.com/7if6ho2.png
Patch notes{STEAM_CLAN_IMAGE}/35665816/17bdb4c98e78519cd2e745b391a68e0bf42ade59.png Greetings! I'm Ness, the Art Director here at Intercept Games - let's talk about KSP2's User Interface, the most meta of all game art disciplines! UI must surface…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Hello Kerbonauts, happy new year! We had a lot riding on the For Science! update that we released two weeks ago - it's been a long first year of Early Access, filled…
mikeyHello Kerbonauts! With the imminent launch of the Vulcan Rocket, Creative Director Nate Simpson paid a visit to the experts over at United Launch Alliance (ULA) HQ to get their help in his own Vulcan attempt in KSP2. You can join in on a…
mikeyKERBONAUTS, WE HAVE LIFTOFF! 🚀 The time is now - For Science! is now available! We're so excited to release this major content update to everyone. Full release notes for v0.2.0.0 can be found here. We'd love to hear from you about feedback…
mikeyNew Features & Content Added a new game mode called "Exploration Mode" Adding Mission Control and Research & Development (R&D) Center buildings Added a Tech Tree with 4 tiers Added the Mission Tracker app Added 11 Primary missions and 30…
Patch notesFor us early fans of the original Kerbal Space Program, there were so many things to enjoy during those first sandbox days. Whether it was the slapstick fun of stringing together small fuel tanks (there was only one size) into impossibly…
mikeyHi Kerbonauts! For Science! launches in a few days on December 19th - here's a deep dive video with key members of the KSP team that covers what'll be available in the update (with some sweet new gameplay!). ICYMI - for more information…
mikeyThe team has been hard at work improving the performance of Kerbal Space Program 2 since launch, so we'd like to take a moment to really showcase the difference between the Early Access launch (v0.1.0.0) and the For Science (v0.2.0.0)…
mikeyWe are days away from the launch of For Science! on December 19! Here's a world map of when the update comes out in your time zone: {STEAM_CLAN_IMAGE}/35665816/1c62d2c10bf53222350d58d20adf356b52dfd501.png For more information of what's in…
mikeyHello Kerbonauts. I'm Ghassen, also known as 'Blackrack,' the newest graphics programmer on the team. You have no doubt noticed that we have improved the atmosphere rendering in v0.1.5.0. Today I’m going to share with you some insights into…
mikeyHi Kerbonauts! As we get closer to the For Science! update, another Dev Chat has dropped - sit down with Creative Director Nate Simpson and Feature Lead Tom "FRIIIDAAAAAAAAY" Vinita as they deep dive into Exploration Mode and the tech tree…
mikeyAttention Kerbonauts! We're ecstatic to share that... THE FOR SCIENCE! UPDATE WILL BE OUT DECEMBER 19, 2023!! (Yes, in three weeks!) Check out our last news post for information on some features to expect! And stay tuned for an all-new Dev…
mikey🚀
mikeyEdit: We've announced that For Science! launches December 19, 2023. Read below for information about what's in the update! Hello Kerbonauts! Some exciting announcements as we enter the chilly months. In December, we'll release a major…
mikeyBug Fixes Flight & Map Vastly reduced orbital decay in low gravity spheres of influence Other Certain actions will no longer cause PQS data values to be written to the Windows Registry PQS data values added to the Windows Registry in…
Patch notesHello Kerbonauts! The next edition of Dev Chat is here - sit down with Creative Director Nate Simpson and Senior Engineer David "Trigger" Tregoning as they discuss the wobbly rockets issue and the steps we're taking to improve it. From…
mikeyA hotfix will arrive tomorrow morning that addresses the recently identified critical issue with KSP2 that affects players' Windows Registry. This fix will both stop the Registry issue from happening and retroactively safely remove…
Patch notesAttention Kerbonauts! ICYMI, a few weeks ago we sat down with Senior Mechanical Concept Designer Chris Adderley for an Ask Me Anything. Thank you all for your questions and for tuning in! A reminder that we are in Early Access and plans can…
mikeyHi Kerbonauts! Welcome to Dev Chat - sit down with Creative Director Nate Simpson as he chats with KSP2 developers, discussing progress through the Early Access campaign. The first is now live with Senior Software Graphics Engineer Chris…
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mikeyLast week, our team identified a critical performance issue with our candidate build for Patch v0.1.4.0 for KSP2 that was planned to release today. At that time, we ultimately decided to delay the patch until we could fix said issue. We…
Patch notes{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Hello Kerbonauts! Exciting updates for you today. Patch v0.1.4.0 is currently scheduled to go live August 22nd. This patch continues our commitment to resolving the…
mikeyIn aerospace, a recurring joke is that every discipline considers their part of the project the most critical to mission success. Propulsion – obviously without engines you’re getting nowhere! Mission analysis? Where will you go without an…
mikey🚀
Patch notes{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Good afternoon, intrepid Kerbonauts! Lots of stuff to talk about today! As many of you know, a couple of new bugs were introduced with last week’s v0.1.3.0 patch. The…
mikeyHi Kerbonauts! We sat down with Art Director Kristina Ness for another Ask Me Anything, this time live on Twitch! Thank you to everyone who submitted questions and tuned into the AMA. As a reminder, we're in Early Access! Plans can change.…
mikey🚀
Patch notes{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Thanks to Community Member Kavaeric for making the image! Happy day-after-update, fellow Kerbonauts! Many of you have had a few hours to experience the v0.1.3.0…
mikey{STEAM_CLAN_IMAGE}/35665816/d070ce0e2ca249411cdff4e1f4a546b59ba88f3d.jpg Happy Summer, Kerbonauts! 🔆 Kerbal Space Program 2 is at a discounted price of 20% off until July 13th at 1PM ET. Join us in the Early Access journey into the stars…
mikey🚀
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Credit to Kavaeric for this week’s update graphic remix, thank you! Good afternoon, fellow Kerbonauts. The release date for the v0.1.3.0 update has been revised to…
mikeyHello everyone! My name is Chris Adderley, a designer on the KSP2 team. If you've been around the community for a while, you may recognize my alias Nertea, from a few mods for KSP1 that I've made. At Nate's request, I wrote up a description…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Hello fellow Kerbonauts! The Intercept Games office is buzzing with activity as we submit our last check-ins for the upcoming v0.1.3.0 update and QA puts all the…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Good afternoon, Kerbonauts! This week, we're working on many of the same bugs we were working on last week (one aspect of our increased transparency is likely to be…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Good afternoon, Kerbonauts! This past week has been a learning experience. The last post received a lot of comments, many of which expressed doubt, frustration, and in…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png A fine May afternoon to you, fellow Kerbonauts! I'll start with a bit of good news: the v0.1.3.0 update will be dropping in June. We'll announce an exact target date…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Good day, fellow Kerbonauts! In last week's post, I communicated our intent to decrease the update cadence during Early Access to allow our team to devote a greater…
mikeyWho Are You? My name is Darrin, and I'm the new Director of QA here at Intercept Games. I'm new to the Intercept team (I joined a week before the KSP2 launch) but I'm not new to QA. I've been doing software testing since the early 90s and…
mikeyHi Kerbonauts! We sat down with Design Director Shana Markham for another Ask Me Anything on Discord. She's been working at Intercept Games for 3 years! The full AMA can be found here, complete with an audio version. As a reminder, we're in…
mikey{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Happy Friday, brave Kerbonauts! A little bit of a slow news day here at Intercept Games as we gather feedback and data from our latest update and continue to work on…
mb_pd{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Good afternoon, Kerbonauts! I’m back from Spring break and all charged up by the great feedback we’ve been getting since the release of Patch Two. Thanks to all who…
mb_pd🚀
mb_pd{STEAM_CLAN_IMAGE}/35665816/3bfe70e9e372c7b2a9e654eb2f05f9aa07e6e02d.png Hello fellow Kerbonauts! Okay, we've got a date for the v0.1.2.0 patch - it'll arrive next Wednesday, April 12. We'll post patch notes on that day as well. There's a…
mb_pdWhat Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Kerbal Space Program 2 | KSP2_x64.exe | windows |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG