Anyone can name a star online, but the International Astronomical Union is offering a rare space opportunity: to name a planet observed by the groundbreaking James Webb Telescope. The IAU is ...

Artist's impression of the newly named exoplanet Isagel (right) that orbits the star Aniara (HD 102956) in the Big Dipper 399 light years from Earth. The planet is about as massive as Jupiter and ...

(NEXSTAR) – The James Webb Space Telescope has the out-of-this-world honor of observing exoplanetary systems – those outside our solar system – but only we humans get the chance to name the systems.

If you step back in time, thousands of years ago, people knew about the brightest planets pretty much everywhere. These are Mercury, Venus, Mars, Jupiter and Saturn. And pretty much every culture knew ...

Want to catch a glimpse of the planetary alignment from Arizona? Here's what to know, including a list of official dark sky locations in the state.