One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate.’
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
Gazi Abbas Shahid
From the iconic 'one small step', to the spectacular 'Earthrise', check out these 10 stunning Moon photos shared by NASA.
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One large Milky Way galaxy or many galaxies?
Edwin Hubble was young and ambitious ... He began taking photographic plates of the spiral nebulae. These glass plates recorded images of the night sky using a light-sensitive emulsion covering their ...
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Stunning photo mosaic of neighbouring Andromeda Galaxy captures the glow of 200 million stars
Astronomers have released the most detailed image of the Andromeda galaxy with new clues about its evolutionary history to celebrate the 100th anniversary of Edwin Hubble's discovery that our ...
ExplorersWeb on MSN2d
Great Mysteries of Outer Space: Dark Energy and the Hubble Tension
Around 13.7 billion years ago, something collapsed. It fell outward into the nothingness that stretched in every direction, ...
The Conversation28d
One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’
Edwin Hubble was young and ambitious ... These glass plates recorded images of the night sky using a light-sensitive emulsion covering their surface. The telescope’s size let it make images ...
SFGate29d
One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’
Hubble makes his mark Edwin Hubble was young and ambitious ... These glass plates recorded images of the night sky using a light-sensitive emulsion covering their surface. The telescope’s ...