While none of the spacecraft have cameras perfectly designed to spot comets zipping by at speeds up to about 153,000 miles per hour (246,000 kilometers per hour), astronomers didn’t want to miss what ...

Scorpio, Cancer, Pisces, Taurus, Virgo, Libra, and Leo experience emotional depth, heartfelt connections, and transformative ...

What would happen if Jupiter’s moons scattered? Explore the orbital chaos and potential collisions caused by displaced moons.

On Nov. 19, 2005, Prince Albert II formally became ruler of Monaco, assuming the throne of his late father, Prince Rainier.

Beneath Europa’s icy crust lies a hidden ocean that could harbor alien life. Follow the story from Galileo’s first glimpse of ...

You have a strong sense of justice. You are independent, rational and observant. You have a sense of humour. This is a year ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

A Space Odyssey and Gattaca are among the best examples of 20th-century hard sci-fi, grounding their plots in logic and plausibility.

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.

Times listed are from The Sky This Week by Astronomy magazine, calculated for 40°N, 90°W. Central Wisconsin observers can expect sunrise, ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...