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

Researchers at KRISS observed water’s rapid freeze–melt cycles under ultrahigh pressure and discovered Ice XXI, the first new ...

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

Through a vast ocean, Jupiter's moon Europa is an exciting target for research in the search for life. Two space probes are ...

Known in traditional astrology as the Greater Benefic, and very much a favoured influence, this year Jupiter’s retrograde ...

Astronomers spotted two bright flashes on the Moon in just two days, raising awareness of potential meteor risks to Earth.

Jupiter’s volcanic moon has always felt like a place that tests your sense of what a world can be. Its surface glows with ...

A pair of strange flashes have been spotted coming from the moon, and scientists believe they know what caused them.

If you do check out Jupiter with a small telescope on Sunday night, you'll see all four Galilean moons, with Ganymede and Io on one side of Jupiter and Europa and Callisto on the other. The ...

Greetings stargazers. Although I address these “What’s Up in the Durango Skies” columns to stargazers, we should occasionally ...

Wausau Pilot & Review Mercury meets Mars as the Moon wanesCentral Wisconsin skywatchers will find this week packed with ...

In 2005, the Cassini spacecraft discovered striking tectonic faults at the south pole known as 'tiger stripes' (bottom right) ...