at://
/
app.bsky.feed.post
/
3mo3ypfggvk2s
sign in
All
4
Record
2
Post
1
PostEmbed
1
Post
by @danabra.mov
PostEmbed
by @danabra.mov
Record
by @jimpick.com
Record
by @atsui.org
+ new component
Post
The RS-25 engine has a chamber pressure of 20.64 MPa and a nozzle expansion ratio of 78:1, delivering a vacuum Isp of 452s. What if it got a proper vacuum-optimized nozzle, with an expansion ratio of 250? Isp would climb to nearly 470s.
11h
ToughSF
