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2 votes
2 answers
318 views

What is inside Perseverance? Is the only scientific payload the bunch of instruments hanging from the arm?

Perseverance weighs about one ton, it is as big as a car. But what is inside the vehicle that weighs so much? Is the payload only the instruments hanging from the arm? Is all the remaining hardware (...
jumpjack's user avatar
  • 3,043
0 votes
0 answers
90 views

Why Perseverance's landing ellipse straddled the cliffs in the river delta; why so ambivalent about the two different geologies?

The Perseverance landing site has now been named for Octavia E. Butler and from here there will be a meandering climb to get up on top of the "cliffs" that are in the delta. I think that ...
uhoh's user avatar
  • 151k
12 votes
2 answers
1k views

Why make Ingenuity survive some "brutally cold Martian nights" before its first attempt at flight?

NASA's Perseverance Mars Rover tweeted: Ingenuity, the Mars Helicopter I carry, is working as expected. I’m currently charging it, but once I set it down, it’ll rely solely on its solar panels. If it ...
uhoh's user avatar
  • 151k
11 votes
1 answer
517 views

Perseverance individual sample collection post-mission; what stops them from blowing away or getting covered and hidden by dust?

I have been seeing videos that the plan after Perseverance is done collecting samples to distribute them in 'strategic' locations around Mars for another rover to drive around and pick up later. Why ...
necroncryptek's user avatar
7 votes
2 answers
585 views

How tall are the "cliffs of the delta" in the Perseverance rover's landing ellipse?

edit: For all the cliff-doubters in comments, here's a quote of Project Scientist Ken Farley in the new NASA video After the Landing: An Update about NASA’s Perseverance Mars Rover after ...
uhoh's user avatar
  • 151k
4 votes
0 answers
184 views

How will Perseverance's selfie skills compare to Curiosity's? Will it have any additional selfie-related capabilities?

The design of the Mars 2020 rover Perseverance benefits from years of operational experience with Curiosity. While 2020's instrument suite differs in several ways it looks remarkably similar to ...
uhoh's user avatar
  • 151k