Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

Unlike our Moon, they can keep water in oceans liquid for more than 4 billion years.

NASA’s SPARCS spacecraft has just sent back its first images, marking a major milestone in the mission to study low-mass stars and their potential to host habitable planets. Launched in January 2026, ...

A new study challenges the traditional boundaries of the habitable zone, showing that liquid water could exist on the dark ...

A new study by the SETI Institute suggests that the alien signals might be right here, surrounding us all of the time, and we're just unable to pick them out.

Add Yahoo as a preferred source to see more of our stories on Google. This artist’s concept depicts a potential volcanic exomoon between the exoplanet WASP-49Ab, left, and its parent star.

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But that may soon change ...

For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

The possibility of alien life has moved from fiction to scientific inquiry, fueled by government interest in UAP reports. While scientists haven't confirmed alien spacecraft, the universe's vastness ...

But the creepiest layer of Marathon ’s mythology involves entities called the W’rkncacnter — primordial forces of chaos so dangerous they were imprisoned inside stars, black holes, and only ...

Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...