Astrophysicists have always dreamed of running a simulation of the Milky Way that could track every single star—each orbit, ...

Physicists discovered stars near the edge of the Milky Way travel more slowly than those closer to its center -- a surprise suggesting our galaxy's gravitational core may have less dark matter than ...

Galactocentric XY-plane map of the 33 335 stars used for calculating circular velocities, plotted in 0.5 kpc bins. The vectors represent the mean velocity of stars within each bin, color coded by the ...

For the first time, scientists have built a digital version of the Milky Way that follows the motion of individual stars, not ...

Could the universe’s most elusive ingredient have finally betrayed its presence? Almost a century after the first indirect ...

Astronomers at the University of Michigan’s College of Literature, Science, and the Arts (LSA) discovered for the first time that the hot gas in the halo of the Milky Way galaxy is spinning in the ...

For reasons that remain mysterious, it seems our galaxy is different from the others. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Stars have ...

NASA has announced the discovery of a peculiar celestial object named CWISE J1249, which challenges existing classifications ...

An high resolution image is available at http://www.eso.org/public/outreach/press-rel/pr-2008/phot-30-08.html Pulsating stars enable a new precise determination of ...

Editor's note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. (CNN) — Researchers have discovered a ...

On a hill where Aztec priests once studied the stars, President Manuel Avila Camacho of Mexico dedicated a great modern observatory. Tonanzintla, near Puebla, 70 miles southeast of Mexico City, was ...

A study by MIT physicists suggest the Milky Way’s gravitational core may be lighter in mass, and contain less dark matter, than previously thought. By clocking the speed of stars throughout the Milky ...