Giant bubbles of gas that erupted from the core of the Milky Way galaxy millions of years ago are expanding out into space at mind-blowing speeds, according to new observations that may help reveal how the strange balloon-like lobes formed.
Scientists are finding more evidence of a galactic 'skeleton' lurking inside the appendages of the Milky Way, and studying these massive 'bones' could help researchers get a better idea of what our galaxy looks like from the outside.
The giant black hole at the center of the Milky Way galaxy recently spit out the largest X-ray flare ever seen in that region.
NASA's Kepler spacecraft has discovered its 1,000th alien planet, further cementing the prolific exoplanet-hunting mission's status as a space-science legend.
Measuring the age of stars has been a notoriously difficult proposition, but now astronomers can pin down stellar chronology to a better precision than ever.
A tiny galaxy has been discovered in the Milky Way's backyard and astronomers are now wondering just how many of these diminutive dwarfs are hiding in the intergalactic undergrowth.
This image, a composite of x-ray, infrared, and optical data, shows the most massive galaxy cluster ever discovered at its distance: a staggering 9.6 billion light-years away, altogether containing the equivalent mass of 400 trillion suns. Continue reading →
Welcome to the Oyster Nebula, a lumpy cloud of plasma with a pulsating pearl in its core. Continue reading →
+ Load More