| | November 24 Epic Explosion Detected via Faster-Than-Light Particles | | | |
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| | Specialized telescopes - like H.E.S.S. in Namibia and MAGIC in the Canary Islands - detect the bluish Cherenkov light in Earth's atmosphere, generated by faster-than-light particles, caused by cosmic gamma rays. Image via DESY Science Communication Lab. Read more. | | |
| Epic explosion detected via faster-than-light particles | | Earlier this year, space-based observatories detected a violent explosion in a galaxy billions of light-years away. It became the brightest source of high-energy cosmic light seen so far. Specialized telescopes on the ground were also able to detect it via faster-than-light particles cascading through Earth's atmosphere. The result was a culmination of years of effort by astronomers. Read more. | | | | | | | | |
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| | | Old moon to pass Spica, Mars, Mercury | By Monday morning, it'll be a very slim crescent moon indeed in the east before dawn. Will you see it? Maybe! You'll need a clear sky all the way to the eastern horizon. If you spot the moon - or if you don't - look for Mercury and Mars, too. Read more. | | | | |
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| | Photos of Venus and Jupiter after sunset | View at EarthSky Community Photos. | Elizabeth Bettenhausen - west of Cambria, California, along the Pacific coast - caught Venus (brighter) and Jupiter last night. She wrote it was: "... quite the post-sunset conclusion to a high-tide, high-surf gorgeous day." Read more about tonight's Venus-Jupiter conjunction. | | |