Astronomers are closing in on what looks like a colossal missing piece of the Solar System, a giant planet that appears to ...

Neptune was supposed to be the quiet, distant ice giant, a cold blue marble barely warmed by the Sun. Instead, the James Webb ...

Because the solar system's contents formed from a disk around the sun, we would expect the orbits of everything orbiting the sun to keep relatively close to the plane of that disk. However, some don’t ...

After studying thousands of computer simulations of the solar system, researchers at Rice University and the Planetary Science Institute think there’s a 40% chance an elusive “Planet Nine” or “Planet ...

The eighth and most distant planet from the sun, Neptune, reaches opposition with the sun on Sept.23, when it will be in its best position for viewing for the year. Neptune is too faint to see with ...

Neptune moved from Pisces into Aries on January 26, starting a new 14-year transit. The event has prompted discussion amongst astrologers as the planet shifts from Pisces, the planet of dreams and ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.