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17 votes
1 answer
2k views

Are launch windows to Mars avoided if they result in landings during dust storm season?

This comment suggests that orbit before descent to Mars' surface allows a mission to delay the landing if the weather conditions are bad. I think that Tianwen-1 will be the first to put a lander rover ...
uhoh's user avatar
  • 149k
19 votes
1 answer
2k views

Did any of the Space Shuttles land through rain or rainclouds?

My web research resulted in figuring out that launching Space Shuttles in rain, apart from lightning, wind and turbulence related problems, wasn't permitted due to: brittleness of the heat shield ...
Sergiy Lenzion's user avatar
20 votes
2 answers
3k views

Will SpaceX delay launches, if the landing site weather is unacceptable?

With the initial landing attempts, it was not a big deal, twas all an experiment and they only reused Block 1-4 boosters once at best. So holding a launch because of weather at the landing site ...
geoffc's user avatar
  • 80k
5 votes
1 answer
116 views

Would landing on mars during a storm considerably increase atmospheric drag?

Any chance we could harvest all those dust particles for an significant improvement in aero-breaking capabilities or would it destroy most heat-shields?
drandrul's user avatar
  • 658
2 votes
1 answer
523 views

Do the SpaceX ASDS orient themselves in a particular direction before a landing? Is there a "landing ellipse"?

The SpaceX Autonomous spaceport drone ships have longer and shorter direction, both for the flat, apparently land-able area, and total footprint in the water. The ships have vertical projections at ...
uhoh's user avatar
  • 149k
6 votes
3 answers
954 views

How can Falcon 9 first stage land vertical in a strong wind?

As I see it, Falcon 9 has to land on the barge in a vertical orientation and with no horizontal drift. It has fins that are ineffective at low speed. It has a rocket motor that can probably vector ...
Wirewrap's user avatar
  • 293