Related topics: stars · hubble space telescope · galaxies

What is galactic evolution?

On a clear night, you can make out the band of the Milky Way in the night sky. For millennia, astronomers looked upon it in awe, slowly coming to the realization that our Sun was merely one of billions of stars in the galaxy. ...

Metal content in early galaxies challenges star forming theory

An International team led by scientists at ETH Zurich in Switzerland used the W. M. Keck Observatory to study the role of star formation rates in metal contents of distant galaxies. What they discovered is the amount of metals ...

Proof that some galaxies are LIERs

You might think that astronomers could easily tell the difference between a black hole and a white dwarf – but nature can be deceptive.

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