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.

Saturn’s rings are not the permanent fixture they appear to be through a backyard telescope. Planetary scientists now agree ...

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.

A new analysis of old Cassini data has also verified past detections of complex organics in Saturn’s E ring, strengthening the chemical ties between the ring and its progenitor.

If you're wondering what kind of telescope you need to see Saturn and Jupiter, you're halfway to the answer. Although either of the two main types of telescope — refractors and reflectors — can be ...

Follow Cassini's dramatic entry into Saturn's atmosphere its last measurements and enduring scientific legacy. Explore how the mission inspired future exploration and revealed the hidden beauty of the ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Behold the volcano-blanketed moon, Io. After swooping by Jupiter's tortured moon on Feb. 3, NASA's Juno spacecraft beamed back some of the closest-ever images of this unique world. The agency's deep ...

Saturn is famous for its rings. But one day soon, Titan, one of the moons of Saturn may become more famous than Saturn itself - because Titan might have Life. And if we do find Life there, it will be ...

The arrival of an interstellar comet is a truly momentous astronomical event, but witnessing one up close, from the orbit of another planet? That is the stuff of science fiction. Yet, this remarkable ...

SANTA CRUZ — This Wednesday, the closest supermoon of the year will be visible in the night sky. Viewers will have the best chance of seeing the moonrise on Thursday, right after sunset by looking at ...

CAPE CANAVERAL, Fla. — A whole new kind of “liftoff” is taking place on the Space Coast. It’s an interactive attraction celebrating space exploration in engaging new ways. The Gantry at Launch Complex ...