"Molecules like DNA simply cannot accumulate in the atmosphere of an exoplanet in a way that could be identifiable by space-based or ground-based telescopes," Schwieterman told Space.com.

Katy Perry is going to space. Yep, you read that correctly. And she won't be alone—this flight is an all-female team, poised to make history as they break the bounds of gravity (literally and ...

Breaking space news, the latest updates on rocket launches, skywatching events and more! Unfortunately, we would never get to see all the planets in alignment; in fact, we would never get an ...