Starcom: Nexus has now been updated to 0.12.4 on the main, "default" branch. The previous default was 0.10.3, so if that's the last one you played, there are quite a few changes. Here is the spoiler-free list of the major ones if you missed last weekend's update.

• Universe is now generated with a hybrid procedural/designed system. Some sectors are procedurally generated, some are designed, some are a combination.
• Bigger universe. There are now close to 100 star systems with over 300 planets, over half of which have some kind of anomaly or discovery.
• 130+ unique planetary anomalies/scan discoveries.
• New alien races.
• New technologies.
• New weapons.
• New missions/side-quests.
• New achievements.
• Updated trade system.
• Experimental difficulty settings.
• Improved controller support.
• Players can now leave notes on the map by right-clicking.
• Improvements to the mission log including search function.
• Updates to localization.
• Various balances changes.
• Misc. bug fixes.

• Fully open-world universe with numerous quests and storylines
  
• Hundreds of unique planet anomalies, space discoveries, artifacts and more!
  
• Fast-paced, exciting combat with numerous hostile factions
  
• Over 150 technologies to research
  
• Design your own ship using a modular construction system
  
• Talk and trade with multiple alien factions, each with their own agendas and dynamic AI
  
• Lots of hidden secrets and side quests
  
• Quick save anywhere
  
• Much, much more!

• OS: Ubuntu 16.04 LTS or SteamOS
• Processor: Intel Core i5 2.2 GHz+Memory: 4 GB RAM
• Memory: 4 GB RAM
• Graphics: 2GB OpenGL 3 Capable video card or better
• Storage: 2 GB available space

• OS: 4
• Processor: Intel Dual CoreMemory: 400 MB RAM
• Memory: 400 MB RAM
• Graphics: /
• Storage: 102 MB available space