New views from NASA's Spitzer Space Telescope show blooming stars in our Milky Way galaxy's more barren territories, far from its crowded core.
Astronomers has discovered evidence of a significant number of black holes that accompanied the first stars in the universe.
A flash of light from a stellar outburst has provided a rare look at the 3-D structure of material ejected by an erupting nova.
The new UV surveys are the most detailed ever of the Large and Small Magellanic Clouds, the Milky Way's closest neighbor galaxies.
Researchers using NASA's SOFIA flying observatory capture new images of a huge ring of gas and dust surrounding the Milky Way's massive black hole.
Chandra's deep look at a rapidly rotating neutron star may provide new insight into the nature of some of the densest matter in the universe.
A new analysis of Kepler data shows that about 17 percent of stars have an Earth-sized planet in an orbit closer than Mercury.
Measuring tip-to-tip across its two outsized spiral arms, NGC 6872 spans more than 522,000 light-years, making it more than five times the size of our Milky Way galaxy.
Four of the potential new planets are less than twice the size of Earth and orbit in the "habitable zone," where liquid water might exist.
Astronomers have discovered what appears to be a large asteroid belt around the star Vega, the second brightest star in northern night skies.