EarthSky News - Nov 10 - Quasars' Unexpected Halos

November 10 Quasars' Unexpected Halos by:

Quasars' unexpected giant glowing halos Astronomers didn't expect so many quasar halos. The discovery may help them probe the cosmic web. Watch summer clouds on Titan Cassini spacecraft time-lapse of Saturn's largest moon. Where's the moon? Waxing gibbous Watch for it each late afternoon and evening, waxing toward this weekend's full supermoon. Tonight …Moon near First Point in Aries How to spot it, and what it means. Why stars twinkle but planets don't A simple explanation, plus a good diagram.

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TONIGHT Where's the moon? Waxing gibbous Waxing gibbous moon from Odilon Simões Corrêa in Brazil. We all see (approximately) the same moon phase on the same day.

Today's Image Fajada Butte RodNeil Thomas got this shot on October 29 at Fajada Butte in Chaco Canyon, New Mexico. He said, "This was my first time solo photographing the night sky. I'm hooked!" Submit your photo to EarthSky here!

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