The center of our Milky Way contains a "trap" that concentrates some of the highest-energy cosmic rays which are among the fastest particles in the...

Orbits of TRAPPIST-1’s seven plant system are compact,yet they are not roasted wastelands like Mercury.

A few hundred thousand billion free-floating life-bearing earth-sized planets may exist in the space between stars in the Milky Way, says a study. The...