Astrophysical Journal

Research maps where stars are born

(Phys.org) —A University of Arizona-led group of astronomers has completed the largest-ever survey of dense gas clouds in the Milky Way – pockets shrouded in gas and dust where new stars are being born.

Oct 14, 2013
4.8 / 5 (21) 3 | with audio podcast

Dating our galaxy's dormant volcano

(Phys.org) —A dormant volcano—a supermassive black hole—lies at the heart of our galaxy. Fresh evidence suggests that it last erupted two million years ago.

Sep 23, 2013
4.7 / 5 (24) 5 | with audio podcast

New molecules detected in Io's atmosphere

Io – Jupiter's innermost Galilean moon – is the most geologically active body in the Solar System. With over 400 active volcanic regions, plumes of sulfur can climb as high as 300 miles above the surface. ...

Sep 19, 2013
5 / 5 (7) 0

Magnetic shielding of exomoons: to be or not to be

A new study on magnetic fields around extrasolar giant planets sheds first light on the magnetic environment of extrasolar moons. The work, authored by René Heller of the Department of Physics and Astronomy ...

Sep 06, 2013
4.7 / 5 (7) 6

Neutron stars in the computer cloud

The combined computing power of 200,000 private PCs helps astronomers take an inventory of the Milky Way. The Einstein@Home project connects home and office PCs of volunteers from around the world to a global ...

Aug 29, 2013
4.9 / 5 (19) 0 | with audio podcast

A fluffy disk around a baby star

An international team of astronomers that are members of the Strategic Exploration of Exoplanets and Disks with Subaru Telescope (SEEDS) Project has used Subaru Telescope's High Contrast Instrument for the ...

Aug 23, 2013
4.8 / 5 (8) 8 | with audio podcast