Aurora’s Back, Jack! Burst Of Activity Tuesday Night Feb. 18-19

What a surprise! The aurora’s been scare for the past few months but returned tonight. Although a modest enhancement in the solar wind was forecast earlier today, there was no indication it might spawn northern lights tonight. I happened to be out with my community education astronomy class. Around 9 p.m. a couple students and…
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Is Judgement Day Coming For Betelgeuse?

Fans of Betelgeuse stand ready. The star we’ve watched fade to the faintest in recorded history may soon turn the corner. Astronomer Edward Guinan of Villanova University, who along with his team has been following the star’s ups and downs for the past 25 years, predicts that on February 21st, give or take a week, Betelgeuse will…
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Watch The Moon Gobble Up Mars Before Sunrise Tuesday February 18

Get ready for a really cool event Tuesday, February 18.  That morning the waning crescent moon will pass directly in front of Mars. For about an hour, depending on where you live, the planet will disappear from sight, hidden by our modest moon. The event is called an occultation, which is similar to an eclipse…
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Newfound Potentially Hazardous Asteroid 2020 BX12 Has A Companion

New radar images from the Arecibo Observatory in Puerto Rico reveal that a recently-discovered, near-Earth is really two asteroids in one! The images were created by bouncing radio waves off the asteroid on Feb. 4-5 when it passed near the Earth. By studying the returning radar echoes astronomers can deduce an asteroid’s shape, surface features,…
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3-2-1-0 We Have Solar Orbiter Liftoff!

Today we have a special treat. My friend and fellow aurora hunter Melissa Kaelin covered the February 9th launch of the Solar Orbiter as a NASA Social Media Ambassador. I am delighted she agreed to share her impressions in this guest blog. If you’ve ever wanted to experience a rocket launch, Melissa will take you there.…
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