Astronomers and the whole astrophysics community has been digital since the early 1980s. The Hubble telescope was not only great scientifically, it's one of the most important ambassadors of scientific discovery there ever was. And now, we've learned that we can look back in time? Not in any way that we know because it hasn't happened yet. But if we're searching for life of any kind, we'd be tickled to death. If some of that life we found was microbial. That's exciting. Once we got that, then, now here's the thing: what we call biomarkers in the atmosphere of a planet could reveal the existence of life on its surface. We'll