Save 40% on Kerbal Space Program as part of this week's Weekend Deal*!

In KSP you must build a space-worthy craft, capable of flying its crew out into space without killing them. At your disposal is a collection of parts, which must be assembled to create a functional ship. Each part has its own function and will affect the way a ship flies (or doesn't). So strap yourself in, and get ready to try some Rocket Science!

*Offer ends Tuesday at 10AM Pacific Time

Today's Deal: Save 40% on Kerbal Space Program!*

Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are!

*Offer ends Wednesday at 10AM Pacific Time

Today's Deal: Save 33% on Kerbal Space Program!*

Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are!

*Offer ends Sunday at 10AM Pacific Time

The Steam Holiday Encore Sale starts today! We brought back 40 of the most popular deals to give you one last chance to pick them up while they are on sale. Only 2 days left to take advantage of huge savings on thousands of games throughout our store.

Steam Holiday Encore Deals include:

• Far Cry 4 - 20% off
  
• DARK SOULS™ II - 63% off
  
• Borderlands: The Pre-Sequel - 50% off
  
• PAYDAY 2 - 75% off
  
• Arma 3 - 50% off
  
• METAL GEAR SOLID V: GROUND ZEROES - 33% off
  
• Middle-earth: Shadow of Mordor - 40% off
  
• The Elder Scrolls V: Skyrim - 75% off
  
• Sid Meier's Civilization: Beyond Earth - 40% off
  
• Euro Truck Simulator 2 - 85% off
  
• Garry's Mod - 75% off
  
• The Forest - 33% off
  
• Wasteland 2 - 50% off
  
• Prison Architect - 80% off
  
• BioShock Infinite - 75% off
  
• Don't Starve - 75% off
  
• Kerbal Space Program - 40% off
  
• Company of Heroes 2 - 75% off
  
• Space Engineers - 50% off
  
• Saints Row IV - 75% off
  
• Shovel Knight - 33% off
  
• The Binding of Isaac: Rebirth - 33% off
  
• 7 Days to Die - 50% off
  
• Total War: ROME II - Emperor Edition - 75% off
  
• Divinity: Original Sin - 33% off
  
• Wolfenstein: The New Order - 66% off
  
• Football Manager 2015 - 33% off
  
• Transistor - 66% off
  
• Age of Empires II HD - 80% off
  
• Alien: Isolation - 50% off
  
• Endless Legend - 50% off
  
• Assassin’s Creed Unity - 33% off
  
• Game of Thrones - A Telltale Games Series - 25% off
  
• Counter-Strike: Global Offensive - 50% off
  
• Call of Duty: Advanced Warfare - 25% off
  
• This War of Mine - 25% off
  
• The Long Dark - 50% off
  
• Microsoft Flight Simulator X: Steam Edition - 80% off
  
• South Park™: The Stick of Truth - 66% off
  
• Mount & Blade: Warband - 80% off
  

Participating in the 2014 Steam Holiday Sale will also earn you exclusive Holiday Sale Trading Cards. Collect all 10 cards during the sale to earn the Holiday Sale 2014 Badge, backgrounds and emoticons! This is your last chance to craft the 2014 Holiday Sale Badge.

The Steam Holiday Sale runs until 10AM PST, January 2nd.

For the next six days, take advantage of huge savings throughout the Steam store on thousands of titles. Plus, discover new and recommended games on your personalized Exploration Sale page here. Check back each day for new Daily Deals.

Today’s Featured Deals Include:

• Bioshock Infinite - 75% off
  
• Kerbal Space Program - 40% off
  
• Banished - 60% off
  
• Payday 2 - 75% off
  
• Total War: Rome II - Emperor Edition - 75% off
  
• Spintires - 66% off
  
• Wolfenstein: The New Order - 66% off
  
• Middle-earth: Shadow of Mordor - 33% off
  
• Age of Empires II HD Edition - 80% off
  

The Steam Exploration Sale runs from now until 10AM Pacific Time, December 2nd. Complete information on Daily Deals and other special offers can be found on Steam.

Today's Deal: Save 40% on Kerbal Space Program!*

Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are!

*Offer ends Tuesday at 10AM Pacific Time

Save 40% on Kerbal Space Program during this week's Midweek Madness*!

Kerbal Space Program is a multi-genre game where players create their own space program.

In KSP, you must build space-worthy craft, capable of flying your crew out into space, without killing them. At your disposal is a collection of parts, which must be assembled to create a functional ship. Each part has its own function and will affect the way a ship flies (or doesn't). So strap yourself in, and get ready to try some Rocket Science!

*Offer ends Friday at 10AM Pacific Time

Save 40% on Kerbal Space Program as part of this week's Weekend Deal*!

Kerbal Space Program is a multi-genre game where players create their own space program.

In KSP, you must build space-worthy craft, capable of flying your crew out into space, without killing them. At your disposal is a collection of parts, which must be assembled to create a functional ship. Each part has its own function and will affect the way a ship flies (or doesn't). So strap yourself in, and get ready to try some Rocket Science!

The game is being built first as an open sandbox. There are no objectives yet. You're free to build anything you can think of, and fly it wherever you want, even into orbit and out to other planets and moons throughout the Kerbal Solar System.

*Offer ends Monday at 10AM Pacific Time