Imagine predicting an entire planet's existence with nothing but math, and then finding it right where the numbers said it would be. The story of Neptune's discovery is unlike any other in astronomy.

Despite being part of our own solar system, Neptune has long been a cosmic mystery. It's the most distant planet from the Sun and also one of the least explored. Only one spacecraft—Voyager 2—has ever ...

Thirty-six years after the first hints of auroral activity on the ice giant, astronomers have captured Neptune’s aurorae for the first time. Thanks to JWST, the planet’s elusive glow has been measured ...

The Webb Space Telescope has given us our first glimpse of Neptune glowing with bright auroras, a visually stunning phenomenon that has long evaded scientists studying the ice giant. Using Webb’s near ...

NASA's James Webb Space Telescope has captured a detailed image of Neptune's auroras, making it the first observatory to do so. Though Voyager 2 was the first spacecraft to fly by Neptune, detect its ...

But Webb's observations didn't just provide new pretty pictures of the ice giant planet's greenish-blue splotches. It revealed how odd Neptune's auroras are compared to other planets', glowing over ...