There are several services that offer detection as a service. Some have good free tiers.
But if you get popular then you better have a monetization strategy.
Imgur is a good case study I think.
By boiling the ocean
We don't know who struck first, us or them, but we know that it was us that scorched the sky. At the time, they were dependent on solar power and it was believed that they would be unable to survive without an energy source as abundant as the sun.