News tagged with ancient stars

Ancient stars shed light on the prehistory of the Milky Way

a kind of stellar fossils in the outer reaches of our galaxy, contain abnormally large amounts of heavy elements like gold, platinum and uranium. Where these large amounts came from has been a mystery for ...

Space & Earth / Astronomy

created Nov 15, 2011 | popularity 4.8 / 5 (5) | comments 3 | with audio podcast

Antarctic rocks help predict sea levels

Ancient rocks embedded in the West Antarctic ice sheet could help University scientists improve sea level predictions.

Space & Earth / Earth Sciences

created Nov 14, 2011 | popularity not rated yet | comments 0

Ancient white dwarf stars

(PhysOrg.com) -- Pushing the limits of its powerful vision, NASA's Hubble Space Telescope uncovered the oldest burned-out stars in our Milky Way Galaxy in this image from 2002. These extremely old, dim "clockwork ...

Space & Earth / Astronomy

created Nov 03, 2011 | popularity 3.7 / 5 (3) | comments 2

Found: Heart of darkness

Astronomers using the 10-meter Keck II telescope in Hawaii have confirmed in a new paper that a troupe of about 1,000 small, dim stars just outside the Milky Way comprise the darkest known galaxy, as well ...

Space & Earth / Astronomy

created Aug 01, 2011 | popularity 3.6 / 5 (11) | comments 47 | with audio podcast

'Galactic archaeologists' find origin of Milky Way's ancient stars

Many of the Milky Way's ancient stars are remnants of other smaller galaxies torn apart by violent galactic collisions around five billion years ago, according to researchers at Durham University.

Space & Earth / Astronomy

created Jun 29, 2010 | popularity 4.6 / 5 (9) | comments 3 | with audio podcast

Scientists solve mystery of starlight's origins

(PhysOrg.com) -- Scientists from the University of Toronto and the University of British Columbia have helped unveil the birthplaces of ancient stars using a two-tonne telescope carried by a balloon the size ...

Space & Earth / Astronomy

created Apr 08, 2009 | popularity 4.5 / 5 (11) | comments 1

Guide to galaxy for Earth Hour's starry, starry night

(PhysOrg.com) -- When cities turn off their lights for Earth Hour their occupants will get more than a warm and fuzzy green feeling, they will also see stars hundreds of trillions kilometres away lighting up a moonless night ...

Space & Earth / Space Exploration

created Mar 18, 2009 | popularity 4.9 / 5 (7) | comments 0