In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
Edwin Hubble was young and ambitious ... His measurements marked the end of the Great Debate about the Milky Way’s size and the nature of the nebulae. Hubble wrote about his discovery to Harlow ...
Edwin Hubble was young and ambitious ... His measurements marked the end of the Great Debate about the Milky Way's size and the nature of the nebulae. Hubble wrote about his discovery to Harlow ...
Edwin Hubble seated at the 2.5-metre reflecting ... While Andromeda, the closest galaxy to our Milky Way, is moving toward us, further measurements of other galaxies by Hubble and Belgian ...
While Andromeda, the closest galaxy to our Milky Way, is moving toward us ... in the grand scheme of things than we thought. Edwin Hubble would be amazed at the detail in the new image of Andromeda.
Around 13.7 billion years ago, something collapsed. It fell outward into the nothingness that stretched in every direction, ...
“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...
Were they part of the Milky Way or entire galaxies on their own? Edwin Hubble set out to answer this cosmic riddle. Vesto Slipher's observations of redshifted light revealed that spiral nebulae ...