Add Yahoo as a preferred source to see more of our stories on Google. A new method uses dust rings in protoplanetary disks to estimate the masses of hidden newborn planets. (CREDIT: Wikimedia / CC ...
About 5 million years ago, the exoplanet PDS 70b was born. This planet, 370 light years from Earth, is a cosmic newborn that formed well after the extinction of the dinosaurs. It’s part of a pair of ...
Most planets spend their lives orbiting a star, but some are destined for exile. According to a study published in Science on Jan. 1, 2026, astronomers have successfully measured the mass and distance ...