Related topics: stars · dark matter

Sun delivered curveball of powerful radiation at Earth

A potent follow-up solar flare, which occurred Friday (Jan. 17, 2012), just days after the Sun launched the biggest coronal mass ejection (CME) seen in nearly a decade, delivered a powerful radiation punch to Earth's magnetic ...

California physicist shares 2011 Nobel Prize

Saul Perlmutter won the Nobel Prize in physics Tuesday, but it wasn't until the California scientist was awakened by a telephone call from a reporter in Sweden that he learned of the distinction.

New insights into the 'hidden' galaxies of the universe

A unique example of some of the lowest surface brightness galaxies in the universe have been found by an international team of astronomers lead by the Niels Bohr Institute. The galaxy has lower amounts of heavier elements ...

Taking a Shot at the Sun

(PhysOrg.com) -- This July, for a thrilling eight minutes, NASA researchers will get a peek at one of the sun's most mysterious regions.

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') take place when ...

N. Korea satellite appears dead: scientist

A satellite launched with fanfare last week by a defiant North Korea appears to be dead as no signal can be detected, a US-based astrophysicist who monitors spaceflights said Monday.

Astrophysics and extinctions: News about planet-threatening events

Space is a violent place. If a star explodes or black holes collide anywhere in our part of the Milky Way, they'd give off colossal blasts of lethal gamma-rays, X-rays and cosmic rays and it's perfectly reasonable to expect ...

page 11 from 14