How astronomers plan to detect the signatures of alien life in the atmospheres of distant planets

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...
Space.com

How cold is space? Physics behind the temperature of the universe

The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...
Scientific American

Far-Out Exoplanet Breaks a Cardinal Rule of Astronomy

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...