Galaxies

Thanks to gravitational lensing by a cluster of galaxies, the light emitted by a small galaxy 13.3 billion years ago has reached Earth. John Matson reports

Astronomers using the Subaru Telescope in Hawaii recently discovered ( pdf ) a "super-Jupiter" orbiting the star Kappa Andromedae (κ Andromedae) a star about 2.5 times the mass of our sun located about 170 light-years from Earth.

Astronomers have found two stellar-mass black holes in a surprising cohabitation within a cluster of Milky Way stars

The "wakes" of pulsar planets could help astronomers understand how planets form around the energetic bodies

Zooming in on Galaxy M87 reveals answers about the turbulent environment surrounding the invisible black hole at its center

What fuels a white dwarf's luminous nuclear detonation?

The "time tunnel into the distant past" gives us a glimpse of galaxies as they looked up to 13.2 billion years ago

Ferrying space shuttles across the country is just one of the very odd jobs given to the workhorse jumbo jet

NASA's Curiosity has completed its longest trek yet. The Mars rover journeyed more than 30 meters on its 29th Martian day, which ended September 5 at 2:37 A.M.

Upcoming telescope projects on Earth and in space will map out billions of stars and galaxies all around us

NASA's infrared WISE spacecraft found about 130 glowing black holes in a small region of space, meaning that at least two million active black holes dot the sky. John Matson reports

Only about 0.5 percent of Milky Way-like galaxies have companions like our satellite galaxies, the Magellanic Clouds. John Matson reports