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A Distant Galaxy Is Flaring With Strange Regularity, And Scientists Have Figured Out Why
13 JANUARY 2021
Roughly every 114 days, almost like clockwork, a galaxy 570 million light-years away lights up like a firework. Since at least 2014, our observatories have recorded this strange behaviour; now, astronomers have put the pieces together to figure out why.
 
In the centre of the spiral galaxy, named ESO 253-G003, a supermassive black hole is being orbited by a star that, every 114 days, swings close enough for some of its material to be slurped up, causing a brilliant flare of light across multiple wavelengths. Then, it moves away, surviving to be slurped again on its next close approach. ....

United States , Shanna Payne , Benjamin Shappee , Patrick Vallely , Kris Stanek , Yellowstone National Park , University Of Hawaii , University Of Hawai , Ohio State University , Sky Automated Survey For Supernovae , American Astronomical Society , Institute For Astronomy , Yellowstone National , Old Faithful , All Sky Automated Survey , Ohio State , American Astronomical , Astrophysical Journal , Amp Quot , 253 G003 , ஒன்றுபட்டது மாநிலங்களில் , அண்ணா பேந் , பேட்ரிக் பள்ளத்தாக்கு , கிரிஸ் ஸ்டான்ெக் , மஞ்சள் கல் தேசிய பூங்கா , பல்கலைக்கழகம் ஆஃப் ஹவாய் ,