Search results for stellar neighbors
Chandra Peers at Cosmic Super Bubbles
Aug 31, 2007 |
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Using the Chandra X-ray Observatory, astronomers explored a particular region of clouds and gas where stars are forming in one of the Milky Way's closest galactic neighbors.
Is the Milky Way doomed to be destroyed by galactic bombardment? Probably not
Aug 31, 2009 |
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(PhysOrg.com) -- As scientists attempt to learn more about how galaxies evolve, an open question has been whether collisions with our dwarf galactic neighbors will one day tear apart the disk of the Milky ...
Even stars get fat -- And 'stellar cannibalism' is the reason
Jan 14, 2009 |
4.5 / 5 (6) |
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Researchers have discovered evidence that blue stragglers in globular clusters, whose existence has long puzzled astronomers, are the result of 'stellar cannibalism' in binary stars. In other words, binary ...
Cygnus X-1: Still a 'Star' After All Those Years
Aug 28, 2009 |
4.5 / 5 (11) |
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Since its discovery 45 years ago, Cygnus X-1 has been one of the most intensively studied cosmic X-ray sources. About a decade after its discovery, Cygnus X-1 secured a place in the history of astronomy when ...
Living fossils hold record of 'supermassive' kick
Jul 09, 2009 |
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The tight cluster of stars surrounding a supermassive black hole after it has been violently kicked out of a galaxy represents a new kind of astronomical object and a fossil record of the kick.
Ultra-Powerful Laser Reproduces How Star's Jets Travel through Interstellar Space
Nov 20, 2009 |
4.6 / 5 (9) |
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(PhysOrg.com) -- A multi-trillion-watt laser at the University of Rochester has simulated a stellar jet -- an outpouring of matter from a fledgling star -- with unprecedented realism.
Young stellar objects: The source of gas emission around Herbig Ae/Be stars
Oct 10, 2008 |
4 / 5 (3) |
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This week, Astronomy & Astrophysics is publishing new observations with AMBER/VLTI of the gas component in the vicinity of young stars. An international team of astronomers led by E. Tatulli (Grenoble, France) and S. Kra ...
Astrophysicists Move Closer to Understanding the Beauty Behind Stellar Jets
Sep 28, 2009 |
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(PhysOrg.com) -- Certain stars stream vast amounts of matter into space, creating some of the most beautiful objects in astronomers' telescopes. But while the astronomers can enjoy the beauty, they can't explain it. Adam ...
The mouse that roared: pipsqueak star unleashes monster flare
May 19, 2008 |
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On April 25, NASA’s Swift satellite picked up the brightest flare ever seen from a normal star other than our Sun. The flare, an explosive release of energy from a star, packed the power of thousands of solar ...
First laboratory experiment to accurately model stellar jets explains mysterious 'knots'
Feb 09, 2009 |
4.6 / 5 (9) |
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Some of the most breathtaking objects in the cosmos are the jets of matter streaming out of stars, but astrophysicists have long been at a loss to explain how these jets achieve their varied shapes. Now, laboratory research ...
Celestial Season's Greetings from Hubble
Dec 19, 2006 |
3.3 / 5 (9) |
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Swirls of gas and dust reside in this ethereal-looking region of star formation imaged by NASA's Hubble Space Telescope. This majestic view, located in the Large Magellanic Cloud (LMC), reveals a region where ...
Baby Stars Finally Found in Jumbled Galactic Center
Jun 10, 2009 |
4.4 / 5 (7) |
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Astronomers have at last uncovered newborn stars at the frenzied center of our Milky Way galaxy. The discovery was made using the infrared vision of NASA's Spitzer Space Telescope.
Stellar family portrait takes imaging technique to new extremes
Dec 03, 2009 |
4.5 / 5 (2) |
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Noted for harbouring Eta Carinae -- one of the wildest and most massive stars in our galaxy -- the impressive Carina Nebula also houses a handful of massive clusters of young stars. The youngest of these stellar ...
Understanding stellar explosions is less straightforward than previously thought
Apr 30, 2009 |
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(PhysOrg.com) -- Stellar explosions called novæ are caused by nuclear reactions between the star's atoms. In order to better understand such violent phenomena, astrophysicists study the radiation emitted by certain types ...
Hubble Finds Stars That 'Go Ballistic'
Jan 07, 2009 |
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(PhysOrg.com) -- Even some stars go ballistic, racing through interstellar space like bullets and tearing through clouds of gas.
