News tagged with galactic arms
A new paradigm for active galactic nuclei
(Phys.org) -- Seyfert galaxies are similar to normal galaxies like our own Milky Way except in one critical respect: their nuclei are fantastically bright, in extreme instances as luminous as 100 billion suns. ...
Apr 24, 2012 |
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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 |
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Milky Way stars move in mysterious ways
Rather than moving in circles around the center of the Milky Way, all the stars in our Galaxy are travelling along different paths, moving away from the Galactic center. This has just been evidenced by Arnaud ...
Nov 30, 2010 |
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Sky merger yields sparkling dividends
(PhysOrg.com) -- Not surprisingly, interacting galaxies have a dramatic effect on each other. Studies have revealed that as galaxies approach one another massive amounts of gas are pulled from each galaxy ...
Oct 13, 2009 |
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Search results for galactic arms
Hubble sees a spiral within a spiral
(Phys.org) -- NASA's Hubble Space Telescope captured this image of the spiral galaxy known as ESO 498-G5. One interesting feature of this galaxy is that its spiral arms wind all the way into the center, so ...
May 28, 2012 |
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Dragon makes history with space station docking
The private company SpaceX made history Friday with the docking of its Dragon capsule to the International Space Station, the most impressive feat yet in turning routine spaceflight over to the commercial ...
Space & Earth / Space Exploration
May 25, 2012 |
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SpaceX plans historic first flight on May 7
SpaceX confirmed it plans to launch a rocket and capsule on May 7 in a historic first flight of a private spaceship to the International Space Station.
Space & Earth / Space Exploration
Apr 25, 2012 |
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Do the Milky Way's companions spell trouble for dark matter?
(Phys.org) -- Astronomers from the University of Bonn in Germany have discovered a vast structure of satellite galaxies and clusters of stars surrounding our Galaxy, stretching out across a million light years. ...
Apr 25, 2012 |
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SpaceX delays first private launch to space station
SpaceX has postponed by a week its bid to become the first private company to attempt to launch an unmanned cargo vessel to the International Space Station.
Space & Earth / Space Exploration
Apr 24, 2012 |
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Did exploding stars help life on Earth to thrive?
(Phys.org) -- Research by a Danish physicist suggests that the explosion of massive stars – supernovae – near the Solar System has strongly influenced the development of life. Prof. Henrik Svensmark ...
Apr 24, 2012 |
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New KIPAC tool gives scientists a closer look at merging galaxies
(Phys.org) -- Scientists at SLAC’s Kavli Institute for Particle Astrophysics and Cosmology (KIPAC) have created sophisticated computer simulations that show galaxy mergers in much more detail than ever ...
Apr 12, 2012 |
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A spiral galaxy in Hydra
(Phys.org) -- This image from the NASA/ESA Hubble Space Telescope shows NGC 4980, a spiral galaxy in the southern constellation of Hydra. The shape of NGC 4980 appears slightly deformed, something which is ...
Apr 09, 2012 |
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Richard Branson headed to 'center of Earth'
British tycoon Richard Branson may have lost his race to the bottom of the ocean, but not his sense of humor, declaring Friday a faux plan to top his rivals by voyaging to the center of the Earth.
Space & Earth / Earth Sciences
Mar 30, 2012 |
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Citizen scientists reveal a bubbly Milky Way
(PhysOrg.com) -- A team of volunteers has pored over observations from NASA's Spitzer Space Telescope and discovered more than 5,000 "bubbles" in the disk of our Milky Way galaxy. Young, hot stars blow these ...
Mar 07, 2012 |
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List of search results for galactic arms
