For most of us, it's hard to even get into orbit in the space flight sim Kerbal Space Program. Clownbaby244's Gundam can fly, it has retractable wings and it lands on its feet. So it's not just a cool-looking mech, but a cool-looking mech whose creator got the physics right.
It's even better than a Transformer.
NASA! Hire this guy! It's the next step space exploration needs:
And here's a video, with the Gundam suit flying around in-game: