News tagged with star formation

Transiting exoplanet with longest known year

Astronomers have discovered a transiting exoplanet with the longest known year. Kepler-421b circles its star once every 704 days. In comparison, Mars orbits our Sun once every 780 days. Most of the 1,800-plus ...

Jul 21, 2014
4.8 / 5 (11) 1

Are ultra-luminous galaxies colliding?

(Phys.org) —ltra-luminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns, By way of comparison, our Milky Way galaxy has a typical modest luminosity of only about ...

Jun 27, 2014
4.7 / 5 (9) 3

For galaxies, having neighbors matters

Where galaxies live has an enormous effect on how they form stars, a puzzle that a new Canadian study is helping to solve. "To understand how galaxies evolve, we need to study the link between stars and gas, ...

Jun 10, 2014
4.7 / 5 (9) 0

Violent birth announcement from an infant star

(Phys.org) —This Hubble image shows IRAS 14568-6304, a young star that is cloaked in a haze of golden gas and dust. It appears to be embedded within an intriguing swoosh of dark sky, which curves through ...

Jun 06, 2014
5 / 5 (4) 0

Hubble unveils a colorful view of the universe

Astronomers using the Hubble Space Telescope have captured the most comprehensive picture ever assembled of the evolving universe—and one of the most colorful. The study is called the Ultraviolet Coverage ...

Jun 03, 2014
4.5 / 5 (16) 8

A turbulent birth for stars in merging galaxies

(Phys.org) —Using state of the art computer simulations, a team of French astrophysicists have for the first time explained a long standing mystery: why surges of star formation (so called 'starbursts') ...

May 12, 2014
4.3 / 5 (7) 1

Astronomers complete cosmic dust census

An international team of astronomers has completed a benchmark study of more than 300 galaxies, producing the largest census of dust in the local Universe, the Herschel Reference Survey. Led by Dr Luca Cortese ...

Mar 18, 2014
4.4 / 5 (14) 51