An icy object in perfect sync with Neptune reveals new details about planetary migration and unseen bodies far beyond the Kuiper Belt.

Pluto reaches opposition and the Moon waxes to First Quarter as shooting stars streak through the sky this week.

The New Richmond man pleaded guilty to two counts of criminal vehicular homicide in the deaths of Madison Warren and Joseph ...

The crowd at Planet Bluegrass, 500 W. Main St., Lyons, is smaller, the stages are right near the river, and festivalgoers are ...

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be ...

Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare sednoid with a unique orbit that challenges the Planet Nine ...

Following Saturn is Venus, rising in New York at 2:51 a.m. on July 25. Venus is in Taurus, and so bright that it is ...

On Wednesday, a powerful SpaceX Falcon 9 rocket soared into the sky from Space Launch Complex 4 East at Vandenberg Space ...

Astronomers have found a fascinating new world that challenges our understanding of planetary systems. Using NASA’s ...

"We believe that continuing such activities will further expand our horizon in the field of planetary science." ...

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

Astronomers have discovered "Ammonite," a mysterious object on the solar system’s edge whose unusual orbit challenges current ...