News tagged with ancient stars
Scientists solve mystery of starlight's origins
Apr 08, 2009 |
4.5 / 5 (10) |
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(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 ...
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Oddball stars discovered in new Hubble images
Apr 27, 2009 |
4.3 / 5 (22) |
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(PhysOrg.com) -- Professor Adrienne Cool has discovered 24 unusual stars in an ancient star cluster in the Milky Way. Made of helium rather than the usual carbon and oxygen, these white dwarf stars appear ...
Guide to galaxy for Earth Hour's starry, starry night
Space & Earth / Space Exploration
Mar 18, 2009 |
4.9 / 5 (7) |
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(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 ...
Hubble Image Showcases Star Birth in M83, the Southern Pinwheel
Nov 05, 2009 |
4.6 / 5 (10) |
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(PhysOrg.com) -- The spectacular new camera installed on NASA's Hubble Space Telescope during Servicing Mission 4 in May has delivered the most detailed view of star birth in the graceful, curving arms of ...
New Map Locates Metals in Millions of Milky Way Stars
Jun 12, 2008 |
4.7 / 5 (26) |
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An international team of scientists from the Sloan Digital Sky Survey (SDSS-II) has unveiled the most complete and detailed map yet of the chemical composition of our Galaxy.
Kepler Planet Finding Mission Set for March 5 Launch
Space & Earth / Space Exploration
Feb 19, 2009 |
3.7 / 5 (3) |
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NASA's Kepler spacecraft is on its way to the launch pad and will soon begin a journey to search for worlds that could potentially host life.
'Encyclopedia of Stars' aimed at anyone who enjoys astronomy
Dec 11, 2006 |
3.6 / 5 (12) |
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An astronomy expert looking for in-depth research about stars can consult the same new reference book that an undergraduate freshman with a limited knowledge of astronomy might use.
Brightness variations of sun-like stars: The mystery deepens
Dec 07, 2009 |
4.4 / 5 (14) |
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(PhysOrg.com) -- An extensive study made with ESO's Very Large Telescope deepens a long-standing mystery in the study of stars similar to the Sun. Unusual year-long variations in the brightness of about one ...
Exoplanets Clue to Sun's Curious Chemistry
Nov 11, 2009 |
4.6 / 5 (21) |
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(PhysOrg.com) -- A ground-breaking census of 500 stars, 70 of which are known to host planets, has successfully linked the long-standing "lithium mystery" observed in the Sun to the presence of planetary systems. ...
Dramatically backlit dust in giant galaxy
Apr 07, 2009 |
4.4 / 5 (13) |
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A new Hubble image highlights striking swirling dust lanes and glittering globular clusters in oddball galaxy NGC 7049.
What's My Age? Mystery Star Cluster Has 3 Different Birthdays
Jul 10, 2008 |
4 / 5 (11) |
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Imagine having three clocks in your house, each chiming at a different time. Astronomers have found the equivalent of three out-of-sync "clocks" in the ancient open star cluster NGC 6791. The dilemma may fundamentally ...
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