Nov 24 - Epic Explosion Detected via Faster-Than-Light Particles
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.
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.
The conjunction of Venus and Jupiter - the 2 brightest planets - is today. Venus is passing just 1.4 degrees south of Jupiter, or about the width of your index finger held at arm's length. Don't miss them in the west after sunset. Read more.
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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