Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
Going up? Space elevator could zoom astronauts into Earth's stratosphere
(
theguardian.com
)
4 points
by
benologist
on Aug 17, 2015
|
hide
|
past
|
favorite
|
1 comment
simonblack
on Aug 18, 2015
[–]
It's not the height that's the important thing. It's the speed. Even at 20km in the air, you'd still have to accelerate to roughly 7 miles a second, and that takes a lot of fuel.
Consider applying for YC's Fall 2025 batch! Applications are open till Aug 4
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
