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7253725815a0231e7e6a00ddce919c791
2010-02-25 12:30:00

Lowell Observatory astronomer Deidre Hunter and her team studies small, diffuse galaxies to learn about star formation in those regions and, perhaps, shed light on the birth of the first stars after the Big Bang When you picture a galaxy in your mind's eye, it's often a spiral with magnificent structure--long, swirling, milky-white arms of stars and gas. Lowell Observatory astronomer Deidre Hunter has spent most of the last 17 years methodically studying galaxies that you might not...

09150f8f6ed0f9b32d57b4f4ce20fa071
2006-11-08 10:27:55

VLT shows that our Milky Way galaxy is cut from a different cloth A large survey, made with ESO's VLT, has shed light on our Galaxy's ancestry. After determining the chemical composition of over 2000 stars in four of the nearest dwarf galaxies to our own, astronomers have demonstrated fundamental differences in their make-up, casting doubt on the theory that these diminutive galaxies could ever have formed the building blocks of our Milky Way Galaxy. "The chemistry we see in the stars in...