Recent observations suggest that scientists have identified potential microbial fingerprints in the atmospheres of other planets, raising intriguing questions about the possibility of alien life ...

Astronomers have spotted water vapor and evidence of exotic clouds in the atmosphere of an alien planet known as HAT-P-26b. The researchers also determined that HAT-P-26b's atmosphere is dominated by ...

When astronomers observe distant exoplanets, they sometimes encounter a frustrating result: instead of revealing the chemical fingerprints of an atmosphere, the data appear almost completely flat.

During a recent SETI Live conversation, SETI Institute research scientist Dr. Lauren Sgro sat down with Arizona State University postdoctoral fellow Dr. Sagnick Mukherjee to discuss a problem that has ...

On Earth, a cloudy morning giving way to a clear evening is unremarkable, the kind of forecast that barely warrants a glance at the weather app. On a gas giant orbiting a star nearly 700 light-years ...

Scientists have created the first weather map of a space oddity known as a brown dwarf, revealing a rare glimpse at alien weather patterns on the failed, wannabe star. The map shows the weather on the ...