The TRAPPIST-1 system is a compact system of at least seven exoplanets with sizes similar to Earth. Penn State and SETI Institute astronomers spent 28 hours scanning this system for alien radio ...

Outerra World Sandbox is a sandbox game letting us play to our liking with an entire world. It was developed by Outerra and published by Microprose after its revival in 2019. Mechanics Outerra World ...