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Space Exploration : Recent Questions and Answers (Page 2)

Find answers to your questions about Space Exploration or help others by answering their Space Exploration questions.

What would the full hypothetical Mars terraforming roadmap look like?

Most of all the articles about Mars terraforming focus on warming the atmosphere. 2nd most popular topic as far as I know is the magnetic field that Mars lacks. Some...

Asked on 12/24/2021 by Elgirhath

3 answer

How does the Mars 2020 rover's suspension and center of gravity compare to Curiosity's?

Gizmodo's NASA Put Wheels on Its Mars 2020 Rover and Holy Crap This Is Actually Happening says:The tube-like legs that support the wheels are constructed from titanium,...

Asked on 12/24/2021

1 answer

At what inclined grade would Curiosity or Perseverance require twice the electrical power to drive compared to driving on flat terrain?

Motors have losses and friction, and compaction of soil by a rovers wheels are lossy as well. Driving over bumps/topography requires extra work going up that isn't recovered when going...

Asked on 12/24/2021

0 answer

Did the Mars Science Laboratory do any science that wasn't done by Curiosity proper?

This answer to What is the equivalent of Curiosity's “MSL” in the context of Perseverance? What's the official name of the mission? Are the distinctions similar? got me thinking...

Asked on 12/24/2021

1 answer

Now that Perseverance is "hot" (RTG in place) and before it gets to deep space, how will it stay cool?

As soon as they are assembled MMRTGs continuously produce about 2,000 watts of heat energy. That dips only slightly when they are connected to a load and producing...

Asked on 12/22/2021

1 answer

What is the equivalent of Curiosity's "MSL" in the context of Perseverance? What's the official name of the mission? Are the distinctions similar?

Answers to Where does MSL end and Curiosity begin? explain the difference. There was much fanfare for the naming contest for the Perseverance rover, but I don't know what...

Asked on 12/22/2021

1 answer

Can the top soil of Mars be transformed to be arable, and how to do it?

Can Mars top soil be transformed to be arable, and how to do it? It may be planted in the isolated space....

Asked on 12/21/2021

3 answer

Can anyone find a more recent NASA paid for study on lunar tunnel-boring machine?

The one that I found is from May 5,1988 byProfessor Stan LowyDepartment of Aerospace EngineeringTexas A M University https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19890008382.pdf https://scholar.google.com/scholar?hl=en&as_sdt=0%2C47&as_vis=1&q=+Stan+Lowy+tunnel+boring+machine&btnG=19...

Asked on 12/19/2021 by Duane Lawrence

1 answer

What were these bent clamps at the top of Apollo 11 CM used for?

An image of the top of Apollo 11 CM from heroicrelics dscc9638 and dscc9660. ...

Asked on 12/19/2021

1 answer

What is the oldest artificial satellite still in use?

Wikipedia states that Vanguard I is the oldest artificial satellite still in orbit. What is the oldest that's still in use?...

Asked on 12/16/2021

4 answer

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