News tagged with astrophysical journal

Solar system's youth gives clues to planet search

Comets and meteorites contain clues to our solar system's earliest days. But some of the findings are puzzle pieces that don't seem to fit well together. A new set of theoretical models from Carnegie's Alan Boss shows how ...

Jul 24, 2013
5 / 5 (3) 0 | with audio podcast

Stars' orbital dance reveals a generation gap

UBC astronomers have used NASA's Hubble Space Telescope to track the orbital motion of 33,000 stars in one of the Galaxy's oldest globular clusters, offering new insights into the formation of the Milky Way.

Jul 18, 2013
5 / 5 (3) 0 | with audio podcast

Black hole naps amidst stellar chaos

(Phys.org) —Nearly a decade ago, NASA's Chandra X-ray Observatory caught signs of what appeared to be a black hole snacking on gas at the middle of the nearby Sculptor galaxy. Now, NASA's Nuclear Spectroscopic ...

Jun 11, 2013
3.7 / 5 (7) 0 | with audio podcast

Another amazing ALMA result

Observations with the Atacama Large Millimeter/submillimeter Array (ALMA) have revealed some of the most distant and actively star forming galaxies in our universe, thanks to an effect called gravitational lensing, which ...

May 30, 2013
4 / 5 (1) 4

Galaxies fed by funnels of fuel

(Phys.org) —Computer simulations of galaxies growing over billions of years have revealed a likely scenario for how they feed: a cosmic version of swirly straws.

May 24, 2013
4.2 / 5 (10) 36 | with audio podcast