The details you provided describe expansion packs and content for the game "Anno 2205," which is a city-building and economic simulation game set in the future. Here's a breakdown of the key features of each expansion:

Tundra Expansion:

Introduces the new Tundra sector called Vanha Plains, expanding your corporation's dominion.

Explore marshes, fjords, and observe muskoxen in the new Tundra environment.

Utilize a new high-tech aircraft to navigate and explore the sector.

Establish exclusive Tundra production chains to enhance production across Earth.

Adds new story elements, quests, and gameplay features.

Includes a new character to enrich the world of Anno 2205.

Orbit Expansion:

Expands your corporation's reach into space with the introduction of an orbital sector.

Build and manage your own space station in orbit around Earth.

Recruit employees to settle in space and construct research modules for upgrades.

Supply scientists to create global research effects that boost all your sectors on Earth.

Frontiers Expansion:

Features three new sectors with unique challenges and sector projects.

Introduces the high-level Synthetics faction with increased demands for rare materials.

Explore the Madrigal Islands, Savik Province, and Greentide Archipelago.

Unveil a precursor facility and wake up the Man-Machine Synthetics in Greentide Archipelago.

Includes military missions playable in regular sectors and unique ornaments for city customization.

System Requirements

Minimum:

OS: Windows XP / Windows Vista / Windows 7

Processor: 2 GHz Intel Core2 Duo or AMD Athlon 64 X2 or better

Memory: 2 GB RAM (4 GB recommended)

Graphics: 512 MB DirectX 9.0c–compatible with Shader Model 3.0 or higher

DirectX: Version 9.0c

Storage: 5 GB available space

Sound: DirectX 9.0c–compliant

Peripherals: Windows-compatible mouse and keyboard

Internet Connection: Temporary broadband connection for product registration, permanent broadband connection for multiplayer

These expansions add new content, challenges, and gameplay elements to "Anno 2205," allowing players to expand their corporation's reach across Earth and into space.