These linkups happen when several planets appear to line up in the night sky at once. Such parades are fairly common, ...

When an unidentified interstellar object several miles wide comes hurtling through our solar system at 37 miles a second, the ...

IF summer holiday boredom is setting in, the answer could be written in the stars. Astronomy is growing in popularity across the UK, with retailer Argos reporting sales of telescopes and ...

The U.S.-Russia summit in Alaska is happening at a site where East meets West in a place familiar to both countries as a Cold ...

The seven-time grand slam champion is set to take the court at the U.S. Open after receiving a wild card to compete in singles and mixed doubles.

President Donald Trump and Russian President Vladimir Putin are expected to hold a summit at an Alaska military base on Friday.

From Aug. 17–21, a spectacular “planet parade” (also called an alignment) features the moon and six planets. Here’s when and ...