Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
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Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.
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96% positive of 27 ยท Positive ยท Live from Steam
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Free on Steam. The demo has its own app, so its players are counted separately.
Jump, double jump, and throw your boomerang to navigate a mysterious, alien planet called Pebble. Fight bosses, find collectables, and uncover secrets, while enjoying an atmospheric sci-fi story about family, disability, and perseverance.
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 96% on 2026-11-01 โ 96% today (27 reviews)
No authorized Steam key store lists this game right now.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Hello fellow boomerang throwers! Itch.io release is probably happening later today! EDIT: Due to some ridiculous technical difficulties the itch release will happen tomorrow. It's not up yet, but you'll be able to find it here: https://gianaras.itch.io/cosmic-โฆ
๐ Hello fellow astronauts! Small update to address some issues found by the community. I'm also planning to write another update probably tomorrow talking about the game's launch. Thank you to everyone supporting and playing the game! ๐ List of Changes: The โฆ
๐ Hello fellow astronauts! First of all I wanted to say thank you to everyone buying the game thus far, you're awesome! I hope you've been enjoying your time with it! This is a very small update but I thought I might as well push it earlier. Switch controllerโฆ
Hello! Found a dumb bug so I'm fixing it! ๐ช Removed some debug code that caused the credits to pop up in the background on certain cases.
Hello everyone! Yesterday I pushed an update for the demo of the game that addresses a lot of the issues with the gamepad controls. Using the right stick is still possible, but now you can just use (X)/(square) by default on your gamepad to throw the boomerangโฆ
Hello steam gang and happy holidays! Here's a heads up on what's been going on lately: I have released a demo for the game, you can play it if you like! I have finished the optional dialogue for the game, so that's off the to-do list. I just released a new vidโฆ
Hello everyone! Cool update!The Hellenic (greek) game awards took place last weekend on Gameathlon in Athens, and Cosmic Pebble was also in the lineup of greek games released in 2024!The game was nominated in a few categories, which were:best gameplaybest innoโฆ
๐น Hello everyone! Quick announcement to say that the original soundtrack is now freely available to listen to, stream, and download on youtube, bandcamp, and soundcloud, with other platforms like spotify, amazon/apple music etc on the way as well! Full ost Yoโฆ
๐ก Quick Announcement Everyone! ๐ก Thank you to everyone checking out the game in this first week since release! Extra thank you to all the lovely active members of the community on the server, I've been having a ton of fun! Some of you may have noticed that tโฆ
๐ Hello fellow astronauts! It's been a long long journey to get here. It was 6 years ago when I first started this project. And even though it probably wasn't the best idea, I decided early on to commit to releasing this game on steam one day. And today is thโฆ
๐ Fellow astronauts! During this June's next fest, from June 10th to June 17th @ 10AM Pacific, we'll be holding a speedrun competition for the game's DEMO! You have until the end of the event to get 1st place speedrunning the demo from start to finish, or in โฆ
๐ Fellow astronauts! Developer playing the demo once again! I'm here, ask me anything!
๐ Fellow astronauts! Developer playing the demo! I'll be live on the stream, so ask me anything!
...Yeah... sorry for going radio silent for so long! Luckily, I've been hard at work over the past months, making sure the game is as good as it can be before release. I also plan to release a youtube video soon talking in depth about all my progress and futurโฆ
Hello! I just released the first proper video for my game on youtube! It covers the prehistory, history, and current state of the game (the latter I also addressed in the previous announcement here). There's lots of memes and educational tips in the video, so โฆ
Hello! I'm Giannis (the guy). I thought I'd try using this announcement thing, so I'll quickly talk about the state of the game and my release plans. I just finished the story finale. This means that the game is essentially content complete. All that's left isโฆ
Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.