A meteorite strike during the moon eclipse!

Check it out. You can see the flash of a meteorite that struck the moon during Sunday night’s total eclipse. Photos and video here.

Moon craters reveal Earth’s history

Most scientists believe the moon and Earth have been bombarded by meteorites at a constant rate for the past few billion years. New research suggests that – in the past 300 million years – it’s been happening 2 to 3 times more frequently.

Saturn hasn’t always had rings

New findings suggest that Saturn’s rings formed only 10 to 100 million years ago, during the earthly age of the dinosaurs.

See it! Venus and Jupiter before sunup

Have you been watching the 2 brightest planets – Venus and Jupiter- inch closer in the east before sunup? Closest the morning of January 22. Venus is brighter! Photos from the EarthSky community here.

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Mystery orbits don’t require a Planet 9, researchers say

Here’s an alternative explanation to the Planet 9 hypothesis, the idea that a large undiscovered planet in the outer solar system is pulling on some small outer worlds, distorting their orbits.

Stargazing destinations: Alberta

Hey skywatchers! Check out this first video in the Chasing Darkness series, a stargazing destination guide. This episode – dark sky preserves in Alberta, Canada.

Plants sprout – and die – on moon

For the 1st time ever, plants were sprouted on the moon – but didn’t survive long – as part of a biosphere experiment on China’s Chang’e-4 lander.

Photos of January 20-21, 2019, lunar eclipse

This 2019 total eclipse of the moon was the last one until May 2021. The EarthSky community captured it. A selection of images here. See more at EarthSky Community Photos!

What made this giant spinning ice disk?

Crop circles step aside! A giant ice disk has been found on the Presumpscot River in Maine. The fascinating phenomenon is attracting thousands of onlookers, including ducks.

Is winter miserable for wildlife?

Ever wonder if the animals you see outside your window in winter are doing OK? Don’t worry – they’re doing better out there than you would.

How to watch a total eclipse of the moon

Are you planning on watching the January 20-21 total eclipse of the moon? Here are some tips.

Easter Island monument mystery solved?

Researchers have long wondered why ancient people built the famous Easter Island monuments where they did.

Close and far moons in 2019

This year’s farthest apogee (moon’s farthest monthly point) comes on February 5, 2019, and the closest perigee (moon’s closest monthly point) occurs some 2 weeks later, on February 19, 2019.