Looking for a sky event this week? Check out our full Sky This Week column. November 30: Watch Titan reappear Jupiter is the ...

Plus, the Geminid meteor shower peaks on the night of Dec. 13-14, and the winter solstice arrives Dec. 21 at 10:03 a.m.

A new, exciting chapter has begun at the University of Hawaii 2.2-meter telescope. The University of Hawaii Institute for ...

Eight distant worlds hold secrets that still puzzle scientists and spark endless curiosity. Each moon offers a strange allure ...

Jupiter's moon Io may host alien life in protected lava tubes. Now, Avi Loeb claims the anomalous interstellar object ...

The Solar System is more than just planets; it is home to a dazzling variety of moons, each with its own unique charm. Some ...

Key Findings The moon once dismissed as the solar system's most hostile environment may now sit directly in the path of an ...

It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.

Wausau Pilot & Review Central Wisconsin skywatchers will have plenty to enjoy in the coming days, from Uranus at peak ...

Pairing cutting-edge chemistry with artificial intelligence, a multidisciplinary team of scientists today published fresh ...

Researchers have found Saturn’s moon Enceladus has heat circulating beneath its icy crust, meaning the chemistry of biology ...

Io, moon of Jespiter Jupiter, is famously volcanically active. It has more than 400 active volcanoes, over an area the size of Asia. Some of the volcanic mountains are taller than Mount Everest.