Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

In 1846, Neptune, the fourth of the giant planets beyond the asteroid belt, was discovered—thirty times farther from the Sun than our Earth. With 8 planets now known, the thoughts of astronomers ...

NEW YORK — A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Located about 120 light years away, the exoplanet appears to take an ...

Thanks to JWST, the planet’s elusive glow has been measured and it's not the only new insight these observations have delivered. The planet is colder now than back in 1989 when Voyager 2 visited it.