News tagged with jets
X-Ray Jets from Galaxies
Oct 19, 2009 |
4.5 / 5 (4) |
1
(PhysOrg.com) -- Some dramatic galaxies eject gigantic, collimated jets of ionized gas millions of light-years long, powered by the massive black holes at their centers. The ionized jets are detected at radio ...
Fermi telescope finds gamma-ray galaxy surprises
Jul 14, 2009 |
4.6 / 5 (13) |
6
Back in June 1991, just before the launch of NASA's Compton Gamma-Ray Observatory, astronomers knew of gamma rays from exactly one galaxy beyond our own. To their surprise and delight, the satellite captured ...
Astronomers reveal a 'blue whale of space'
Jul 07, 2009 |
4.6 / 5 (11) |
8
CSIRO astronomers have revealed the hidden face of an enormous galaxy called Centaurus A, which emits a radio glow covering an area 200 times bigger than the full Moon.
Trading energy for safety, bees extend legs to stay stable in wind
Jun 02, 2009 |
5 / 5 (3) |
0
New research shows some bees brace themselves against wind and turbulence by extending their sturdy hind legs while flying. But this approach comes at a steep cost, increasing aerodynamic drag and the power ...
Scientists reveal interaction between supersonic fuel spray and its shock wave
Mar 12, 2009 |
4.7 / 5 (3) |
0
(PhysOrg.com) -- Shock waves are a well tested phenomenon on a large scale, but scientists at the Argonne National Laboratory and their collaborators from Wayne State University and Cornell University have ...
First laboratory experiment to accurately model stellar jets explains mysterious 'knots'
Feb 09, 2009 |
4.6 / 5 (9) |
5
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 ...
