Why Isn’t The Earliest Sunset On The Shortest Day?

The dark days are upon us. Welcome to the earliest sunsets of the year this week and early next. Counter to intuition, the sun sets earliest before the winter solstice, not on it. Shouldn’t the sun set earliest and rise latest on the shortest day of the year? Well no, and it’s because our clocks keep steady, uniform time…
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Moongazers Delight — Biggest Supermoon In Decades Looms Large Sunday Night

Get ready! We’ve got a big moon on the rise Sunday night, the biggest and closest since January 26, 1948. The moon is full every month, but not all full moons are equal in distance, size and brightness. If the moon’s orbit around the Earth were a perfect circle, they would be. But the moon’s…
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See China’s Tiangong-1 Space Station Before It’s No More

China’s first space station, Tiangong-1 or Heavenly Palace, is out of control and doomed to fall to Earth in the second half of 2017. Should you worry? Not really. Two-thirds of the planet is covered in water and much of the remainder is either uninhabited or thinly so, making the chance of any one individual being…
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Stargazing On Mars

We’re stuck with Earth for now when it comes to stargazing. And despite the plague of light pollution, it’s still a pretty good planet for looking up. But thanks to planetarium-style software, we can easily jaunt off to Mars and get an inkling of what the night sky has to offer on a different planet.…
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Weekend Space Station Extravaganza

Many of us have seen the the International Space Station (ISS) pass overhead at night. Maybe once a night. How would you like to see it five times in in the span of one evening? This weekend, you’ll have your chance. Passes starts a typical 6-minute run with an appearance low in the western sky traveling…
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