PC requirements

Astronaut: The Best System Requirements

Astronaut: The Best needs at least SSE2 instruction set support, 1024 MB RAM and Yes graphics.

Verified Sources: Steam store listing
Astronaut: The Best minimum and recommended PC specifications
Component Minimum
Operating system Windows 7 SP1+, 8, 10
Processor SSE2 instruction set support
Memory 1024 MB RAM
Graphics Yes
DirectX Version 10
Storage 3000 MB available space
Not sure how your PC compares? Use the Can I Run It checker — pick your CPU and GPU and it tells you which column you land in.

Other platforms

Astronaut: The Best is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Astronaut: The Best on PC

Can my PC run Astronaut: The Best?
Compare your CPU, GPU and RAM against the minimum column below. If your parts match or beat every minimum row, the game will launch — though you may need to lower settings. Matching the recommended column is what gets you 60fps at 1080p.
How much storage does Astronaut: The Best need?
3000 MB available space