A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

Scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

K2-18 b is 8.6 times as massive as Earth and with a diameter of about 2.6 times as large as our planet. It orbits in the ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is hidden in our solar... If Planet Nine is out there, this telescope ...

"But I just don't see a way that the solar system can exist the way it does without there being a Planet 9." As this year progresses, he says, the Rubin observatory will start building up a ...