Rainbows in Space: Astronaut Sightings?

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SUMMARY

Astronauts can potentially witness rainbow-like phenomena in space under specific conditions, particularly when tiny droplets of water freeze after being ejected from manned satellites. If the sun is positioned behind these frozen droplets, they can refract light similarly to raindrops, creating a rainbow effect. This phenomenon is not limited to planets but can occur in open space, especially in the presence of ice bodies or comet tails. The discussion references a related thread on the Physics Forums regarding water ejection in space.

PREREQUISITES
  • Understanding of light refraction principles
  • Familiarity with the behavior of water in microgravity environments
  • Knowledge of cometary structures and ice bodies in space
  • Basic concepts of satellite operations and wastewater management in space
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  • Research light refraction in microgravity environments
  • Explore the physics of comet tails and their composition
  • Study the effects of wastewater ejection from satellites
  • Investigate atmospheric phenomena and their analogs in space
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Astronomers, physicists, aerospace engineers, and anyone interested in the visual phenomena of space and the behavior of water in extraterrestrial environments.

Ender55
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Are there any circumstances, with the proper positioning, where an astronaut may witness rainbows or rainbow-ish phenomena in space? Not on the surface of another planet, mind you, but in open space. Such as in the tail of a comet, or in ice bodies or clouds of ice or other materials?
 
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Ender55, Welcome to Physice Forums.
Just a few days ago there was a thread here in General Physics about water being ejected into space. Manned satellities do eject urine/wastewater into space. The first thing that happens is that tiny droplets of water freeze. I imagine (not positive) that if you had the sun to your back those frozen droplets would act like raindrops...and give you a rainbow in space! See:

https://www.physicsforums.com/showthread.php?t=579338
 

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