The 2023 spring equinox is here — here's what it is and how it works

Tech Insider
nasa apollo 11 earth africa 1969 AS11 36 5352HR
Earth is a like 7,917-mile-wide rotisserie chicken.

NASA/Flickr

NASA videos reveal explosive events on the sun: a polar vortex of plasma, an X flare, and an eruption from the north pole

Tech Insider
video shows sun rotating ball of red plasma with a filament emerging from the top then breaking away and swirling around the north pole
A prominence emerges near the solar north pole, then appears to break away and swirl in a vortex.

NASA Solar Dynamics Observatory

Incoming Deep Freeze Could Leave U.S. Northeast Its Coldest in Decades

Gizmodo

The winter weather that left hundreds of thousands in Texas without power is moving north, and is set to bring wind chills as low as -50 degrees Fahrenheit (-45 Celsius) into New E

The Green Comet will be closest to earth on Feb 1. Here's the science behind its ghoulish glow.

Tech Insider
green comet streaking across starry night sky with long white tail
Comet ZTF, as photographed on January 18, 2023.

Dan Bartlett

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