Outer-core

No. Only one account per game server is allowed.

If you share the same computer or IP address with someone, you cannot be at the same places (astros, debris piles, etc.).

You cannot attack together, nor occupy each other bases.

All that is required to play Outer-core is a web browser with javascript and cookies enabled and an internet connection.

Outer-core is an MMOG (Massive Multiplayer Online Game), which you can play in your web browser for free.

This is a strategy space game, where you can build bases, improve it structures, build fleets, research new technologies, fight battles, make alliances, and a lot more.

You start with a skeleton fleet (colony ship, corvette and scouts), use it to build your first base in an empty astro.