This week in science

Webb Telescope passes key milestone and more: Understand the world through 8 images

by Robin Bea
Updated: 
Originally Published: 

JODY AMIET/AFP/Getty Images

NASA’s James Webb Space Telescope deployed its crucial sunshield and secondary mirror the week of December 30–January 5, as China’s Tianwen-1 orbiter snapped a selfie with Mars.

China National Space Agency

Here are the week’s biggest science stories, told in 8 amazing images.

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