Related topics: moon

The opposition of Mars

By the time you finish reading this story, you'll be about 1,000 km closer to the planet Mars.

A tetrad of Lunar eclipses

For people in the United States, an extraordinary series of lunar eclipses is about to begin.

The unexpected contribution of medieval monks to volcanology

By observing the night sky, medieval monks unwittingly recorded some of history's largest volcanic eruptions. An international team of researchers, led by the University of Geneva (UNIGE), drew on readings of 12th and 13th ...

Total lunar eclipse "trifecta" on January 31st

January 31st will be a busy day in the sky, as three skygazing events are occurring together. First, there's a total lunar eclipse—the first time the moon has been completely immersed in Earth's shadow since September 27-28, ...

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