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2. Quasar - Wikipedia

   en.wikipedia.org/wiki/Quasar

   The brightest quasar in the sky is 3C 273 in the constellation of Virgo. It has an average apparent magnitude of 12.8 (bright enough to be seen through a medium-size amateur telescope), but it has an absolute magnitude of −26.7. [49] From a distance of about 33 light-years, this object would shine in the sky about as brightly as the Sun.

3. GRB 221009A - Wikipedia

   en.wikipedia.org/wiki/GRB_221009A

   GRB 221009A was an extraordinarily bright and very energetic gamma-ray burst (GRB) jointly discovered by the Neil Gehrels Swift Observatory and the Fermi Gamma-ray Space Telescope on October 9, 2022. The gamma-ray burst was ten minutes long, [ 1 ] but was detectable for more than ten hours following initial detection.

4. 3C 273 - Wikipedia

   en.wikipedia.org/wiki/3C_273

   3C 273 is a quasar located at the center of a giant elliptical galaxy in the constellation of Virgo.It was the first quasar ever to be identified and is the visually brightest quasar in the sky as seen from Earth, with an apparent visual magnitude of 12.9. [2]

5. The Medusa and the Snail - Wikipedia

   en.wikipedia.org/wiki/The_Medusa_and_the_Snail

   The Medusa and the Snail won a National Book Award in 1981 in the category of Science - Paperback. [3]Maria Popova wrote that the title essay "explored the confounding nature of the self with uncommon insight and originality" and that they "remain among the finest, most insightful writing I have ever savored".

6. When black holes are the brightest thing around

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7. List of quasars - Wikipedia

   en.wikipedia.org/wiki/List_of_quasars

   First gravitationally lensed object discovered : Triple Quasar (PG 1115+080) 4 Originally discovered as 3 lensed images, the fourth image is faint. It was the second gravitationally lensed quasar discovered. Einstein Cross: 4 Huchra's Lens: First Einstein Cross discovered RX J1131-1231's quasar 4 RX J1131-1231's elliptical galaxy

8. Mystery behind brightest explosion ever seen is finally solved

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9. List of most luminous stars - Wikipedia

   en.wikipedia.org/wiki/List_of_most_luminous_stars

   The first star in the list, Godzilla [1] — an LBV in the distant Sunburst galaxy — is probably the brightest star ever observed, although it is believed to be undergoing a temporary episode of increased luminosity that has lasted at least seven years, in a similar manner to the Great Eruption of Eta Carinae that was witnessed in the 19th ...