News tagged with background star

Explosion of galaxy formation lit up early universe

(Phys.org)—New data from the South Pole Telescope indicates that the birth of the first massive galaxies that lit up the early universe was an explosive event, happening faster and ending sooner than suspected.

Sep 04, 2012
4.7 / 5 (13) 6 | with audio podcast

The cosmic infrared background

(Phys.org) -- The cosmic infrared background is the collective infrared radiation emitted by cosmic sources throughout the history of the universe, including sources inaccessible to current telescopes. The ...

Aug 13, 2012
3.3 / 5 (9) 7 | with audio podcast

The stellar superhighway in the Milky Way

Conventional wisdom suggests that, like planets round the Sun, stars follow approximately circular orbits which cross the spiral arms, and that the Sun presently lies in a spur rather than a major spiral arm.

Mar 21, 2012
4.8 / 5 (11) 1
  • Pages: 1 2