New answers tagged astrobiology
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What is the largest object/mass that can survive entry into the earth's atmosphere from space without heating to 40 degrees C, or above?
There's an interesting passage in the Smithsonian Scientific Series "Minerals from Earth and Sky - THE STORY OF METEORITES" at page 22:
Of all the known iron meteorites, but seventeen were ...
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What is the largest object/mass that can survive entry into the earth's atmosphere from space without heating to 40 degrees C, or above?
The largest viruses measure 0.5 μm.
Bacterium typically measure up to 2.0 μm but their spores are a bit smaller.
Particles of 0.6 – 60 μm radius can remain cold enough to preserve
organic matter ...
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What is the largest object/mass that can survive entry into the earth's atmosphere from space without heating to 40 degrees C, or above?
For anything where conventional physics is in play getting from orbital velocity of at least 7 kilometers per second to approximately zero on earths surface involves dissipating 30 kJ of energy per ...
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