Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.
For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...
The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and can be seen with the naked eye on a clear autumn night as “a faint ...
The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...
Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...
In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...
Controversial new findings have reignited the longstanding cosmological quarrel involving what astronomers call the "Hubble ...
Edwin Powell Hubble is renowned for determining that there are other galaxies in the Universe beyond the Milky Way, and for observing that the universe is expanding at a constant rate. Hubble was ...
The answer to the question as to the nature of the nebulae was still in doubt. Enter Edwin Hubble. Hubble and the Hooker 100-inch Telescope Hubble arrived at Mount Wilson in the fall of 1919 ...
The Hubble constant is one of the most important numbers in cosmology because it tells us how fast the universe is expanding, which can be used to determine the age of the universe and its history. It ...
Edwin Hubble's discovery of the expanding universe transformed cosmology, revealing countless galaxies and laying the ...