3 ms·

I'm very excited about this. Cannot even imagine how I would feel if we observed an atmosphere with oxygen in it.

• evaneykelen 10y ago
  ...and even more exciting would be an atmosphere with oxygen and pollutants indicating industrialization [1] [1] https://www.cfa.harvard.edu/news/2014-21 https://www.cfa.harvard.edu/news/2014-21