In a major milestone in the search for life on other planets, astronomers have detected, for the first time, an atmosphere surrounding an Earth-like, rocky planet orbiting within the habitable zone of another star.

As the famous lullaby attests, the diamond-like stars above have always been our companions.

"It's in the habitable zone, which is super exciting for astrobiology and habitability and searching for life."

Exoplanet could have life-supporting water on its surface