WASHINGTON – Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all by themselves, called rogue planets. While their origins are poorly understood, astronomers have now spotted…
WASHINGTON – Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all by themselves, called rogue planets. While their origins are poorly understood, astronomers have now spotted…