For the first time, scientists found that a rocky planet in the habitable zone of its star has an atmosphere. It’s the best place to look for alien biosignatures, scientists say.

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

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

The planet LHS 1140 b lies in its star’s habitable zone, which already made it a prime candidate as a possible host for life