Ghzzz posts
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05-August-2018 Sunday
Supernova remnants from the Chandra X-ray telescope.
05-August-2018 Sunday
1911 Museum in New York.
04-August-2018 Saturday
Satellite photo of Curiosity rover.
02-August-2018 Thursday
Mars is what it was 4 billion years ago.
28-November-2017 Tuesday
The duration of the period of revolution around the star of the planets of the solar system.
27-November-2017 Monday
The angle of inclination of the rotation axes of the planets in the solar system.
11-November-2017 Saturday
Black holes
09-November-2017 Thursday
dwarf planets
06-November-2017 Monday
Quasar is the deadliest object in the universe
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