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Georgia faces European Parliament's criticism over rule of law and Russian influence
Protests in Georgia ...
Astronomy4d
How did Edwin Hubble prove Andromeda was a galaxy?
Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...
Hubble Telescope's Stunning View Of The 'Pillars Of Creation' Explained
NASA Goddard Space Flight Center's Dr. Jennifer Wiseman explains the Hubble Space Telescope's view of the Pillars of Creation ...