If three’s a crowd, then six makes a chorus. That’s the case at least for a rare six-planet solar system whose discovery has wowed astronomers, even in an era when detecting planets around distant ...

From a sliver of a coastal island, a multistage rocket is set to blast off into the Florida sky tonight, on a quest to answer one of astronomy's great mysteries: Are there other planets like Earth out ...

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based on current research, which constantly expands with new discoveries. These ...

A Swedish university student has designed a proposed flag for Earth, which he envisions as the symbol for all earthlings as they visit other planets. The International Flag of Planet Earth is Oskar ...