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Ring in the New Year with a couple of comets and a megamaser. Plus, we remember astrophysicist Vera Rubin.
How do acorn worms begin their lives? As swimming heads.
Space Friday's news includes terrestrial planets' orientation, news from Gale Crater, and a bright star's meal.
The annual Arctic Report Card has been released, and the news is pretty bleak.
This week's space news includes defending ourselves from asteroids and an exoplanet with a bejeweled sky.