Not the Onion

2096 readers

3 users here now

For true stories that are so ridiculous, that you could have sworn it was an !theonion worthy story.

founded 2 years ago

MODERATORS

submitted 6 months ago by [email protected] to c/[email protected]

34 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

[–] [email protected] 0 points 6 months ago

How did you calculate 8200 m/s?

I looked at a delta-v chart, which mostly list 9000-10000 for 250km orbits. I subtracted 10% from the one on Wikipedia for an absolute minimum.

Also your length of the railgun exceeds the atmosphere,

That rather speaks against the concept, wouldn't you say?