Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

Both the planet and brown dwarf are orbiting low-mass stars, a scenario thought to be ... most precise three-dimensional map of our galaxy. Spinning slowly, it scanned the sky with two optical ...

How did our galaxy first form ... of stellar orbits change as a function of increasing metallicity of the stars, said Brown. The Milky Way is still dealing with disruption from ancient collisions.