Tag Archives: optical sky

Just Four Percent of Galaxies Have Neighbors Like the Milky Way

*Our home galaxy belongs to a rare subset among the billions that populate the cosmos*

How unique is the Milky Way?

To find out, a group of researchers led by Stanford University astrophysicist Risa Wechsler compared the Milky Way to similar galaxies and found that just four percent are like the galaxy Earth calls home. (more…)

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