Results tagged “Hubble Space Telescopes”

The Ghost of Cassiopeia

About 550 light-years away in the constellation of Cassiopeia lies IC 63, a stunning and slightly eerie nebula.

Since Edwin Hubble discovered that the Milky Way is not the only galaxy in the Universe astronomers try to find out how many of them are there. This new Hubblecast focusses on the question "How many galaxies are there?" including the new numbers achieved in 2016.

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