If Planet 9 is real, this observatory has around a 70 to 80 percent chance of finding it, he estimates, adding that it's not a sure thing because there are so many uncertainties.

New Horizons spacecraft survives trip 1 billion miles beyond Pluto 02:03. It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the ...

Tigers team that finished second in the Memorial Cup, which crowns the champion of Canadian major junior hockey, Ritchie ...

Scientists find "strongest evidence yet" of life in space 01:04. Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond our solar ...

A sizable world has been found in a part of the solar system that astronomers once thought to be empty. It probably qualifies as a dwarf planet, the same classification as Pluto.. Temporarily ...

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 years to complete one orbit around the sun. The object, known as 2017 ...

For generations, people have looked for small, informal signs that a recession is coming or already here. This phenomenon recently exploded on social media, often in joke form.

Earth Day has always been a day that acknowledges our planet, which provides for us, and ways we can protect and preserve its beauty. That being said, here's everything you should know about Earth ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Researchers at Cambridge University's Institute of Astronomy believe that there is a 99.7% chance of life on K2-18b, a large planet located 700 trillion miles from Earth ...

Yes, Planet Fitness will be open on Monday, May 26, despite it being Memorial Day. Many of the fitness centers will be open during its usual operating hours, as it does every Memorial Day .