News tagged with star formation

Galactic clusters low on hydrogen

Astronomers at Swinburne University of Technology and their international collaborators have found evidence that galaxies that are located in groups might be running out of gas.

Nov 25, 2013
5 / 5 (3) 0 | with audio podcast

Making the first stars

(Phys.org) —The first stars in the Universe are believed to have formed only a few hundred million years after the big bang, about 13.7 billion years ago. They heated and ionized the pristine intergalactic ...

Nov 18, 2013
4 / 5 (9) 2 | with audio podcast

Old young stars

(Phys.org) —The early stages of a star's life are critical both for the star and for any future planets that might develop around it. The process of star formation, once thought to involve just the simple ...

Nov 11, 2013
5 / 5 (9) 2 | with audio podcast

White dwarfs hide information on dark forces

Researchers from Europe and the USA have ruled out a multitude of possible parameters for dark photons - a type of dark matter and energy - with the help of white dwarfs. In some aspects, the shining of these ...

Nov 05, 2013
4.3 / 5 (4) 0

Galaxy growth examined like rings of a tree

(Phys.org) —Watching a tree grow might be more frustrating than waiting for a pot to boil, but luckily for biologists, there are tree rings. Beginning at a tree trunk's dense core and moving out to the ...

Nov 01, 2013
4.8 / 5 (12) 3 | with audio podcast

A rare snapshot of a planetary construction site

(Phys.org) —Planets are formed in disks of gas and dust around nascent stars. Now, combined observations with the compound telescope ALMA and the Herschel Space Observatory have produced a rare view of ...

Oct 24, 2013
4.8 / 5 (5) 0 | with audio podcast

A link between black holes and new stars

Supermassive black holes (those with millions to billions of solar-masses) are thought to reside at the centers of most galaxies. These black holes must have undergone periods of intense accretion activity ...

Oct 23, 2013
4.8 / 5 (8) 5

Astronomer George Herbig вies at фge 93

Dr. George H. Herbig, astronomer emeritus at the University of Hawaii at Manoa and a member of the prestigious National Academy of Sciences, has died at the age of 93. He joined the faculty of the UH Institute ...

Oct 16, 2013
5 / 5 (3) 1

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

How engineers revamped Spitzer to probe exoplanets

(Phys.org) —Now approaching its 10th anniversary, NASA's Spitzer Space Telescope has evolved into a premier observatory for an endeavor not envisioned in its original design: the study of worlds around ...

Sep 25, 2013
4.9 / 5 (14) 1 | with audio podcast

Galaxy winds

(Phys.org) —The most luminous galaxies in our universe are not particularly bright in the visible. Most of their energy output (which can be hundreds or even thousands of times more than our Milky Way's) ...

Sep 23, 2013
4.8 / 5 (5) 1 | with audio podcast