Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

A new planet discovered? The Hubble Space Telescope has detected an exciting new exoplanet, adding to the growing list of ...

A powerful new tool comes online this year that could help astronomers locate the mysterious planet hiding somewhere beyond Neptune altering object orbits. If you get the question in Trivial ...

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in our solar system.

The new planet seems just right — or at least that's what scientists think. "This could be very important," said NASA astrobiology expert Chris McKay, who was not part of the discovery team.

If Planet Nine is out there, this telescope might actually find it A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...