Paired with super telescopes, model Earths guide hunt for life

Astronomers have created five models representing key points from our planet’s evolution, like chemical snapshots through Earth’s own geologic epochs. The models will be spectral templates for astronomers to use in the approaching new era of powerful telescopes, and in the hunt for Earth-like planets in distant solar systems. https://www.sciencedaily.com/releases/2020/03/200326144450.htm