3 ms·

Also it just seems to be water, they’re obviously not 100% sure it’s not something else that’s reading as water.

• gmueckl 7y ago
  How easy is it to have different mixtures of substances that lead to similar enough absorption apectra that they are indistinguishable with the available resolution and sensitivity?
  • ianai 7y ago
    Not very.
  • luxuryballs 7y ago
    There’s no reason I can see to assume we’ve discovered even 1% of the elements out there... we’re also just seeing a trace of something that was there hundreds of years ago right? We’ve never even gone out there to see if our assumption that only water cause this kind of reflected light is even correct.