... Powered by Google . RELATED SITES . - Universe Today . - APOD . - The Nine Planets . ... with galaxies , and how we discovered that the Milky Way was not the entire Universe ... What then, of the Universe? If the Milky Way isn't all of it, what is ? ...
... We can measure how fast these supernovae are receding from us due to the expansion of the Universe, and this in turn can tell us things like how fast the Universe itself is expanding and if it is slowing down. ...
... Powered by Google . RELATED SITES . - Universe Today . - APOD . - The Nine Planets . ... time, for the next few weeks, I invite you to take a look at the Universe In Motion ...
... Powered by Google . RELATED SITES . - Universe Today . - APOD . - The Nine Planets . ... Ask-the-astronomer's take . Universe Today's take . ... A discussion about this on the Bad Astronomy/Universe Today bulletin board . ...
... Powered by Google . RELATED SITES . - Universe Today . - APOD . - The Nine Planets . ... hydrogen or anything else, and just sits and cools while the Universe ages around it ...
... Powered by Google . RELATED SITES . - Universe Today . - APOD . - The Nine Planets . ... of stars, gas and dust that we see in the sky-- was all there was to the Universe ...