Super Earths are a one-way trip right? If you land, you can never take off again... | Hacker News

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flerchin on Jan 29, 2025 | parent | context | favorite | on: IAC confirms existence of a Super-earth in the hab...

Super Earths are a one-way trip right? If you land, you can never take off again due to the tyranny of the rocket equation.

Barring science fiction, of course.

6177c40f on Jan 29, 2025 [–]

Depends on the radius, as I understand it. It could have more or less gravity depending on that, but we don't know what the radius of this planet is yet.

Wolfram Alpha has a good calculator if you want to play around with this [0]

[0] https://www.wolframalpha.com/input?i=surface+gravity+calcula...

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