Y
HN Search
Hacker News Search
new
|
comments
|
top
|
jobs
anon5289602
searching PlanetScale…
1.
▲
2.
▲
3.
▲
4.
▲
5.
▲
6.
▲
3 ms
·
1.
▲
by
anon5289602
9y ago
Huge optics is one option https://en.m.wikipedia.org/wiki/Synthetic-aperture_radar https://en.m.wikipedia.org/wiki/USA-215 Things in space can often be seen with a good from the ground.