News tagged with dust formation
Herschel and Spitzer see nearby galaxies' stardust
(PhysOrg.com) -- The cold dust that builds blazing stars is revealed in new images that combine observations from the Herschel Space Observatory, a European Space Agency-led mission with important NASA contributions; ...
Jan 10, 2012 |
5 / 5 (3) |
0
Subaru's sharp eye confirms signs of unseen planets in the dust ring of HR 4796 A
(PhysOrg.com) -- The SEEDS (Strategic Exploration of Exoplanets and Disks with Subaru Telescope/HiCIAO) project, a five-year international collaboration launched in 2009 and led by Motohide Tamura of NAOJ ...
Dec 30, 2011 |
5 / 5 (11) |
1
|
WTC workers exposed earlier to dust cloud have higher risk of atherosclerotic lesions
In the first study using magnetic resonance imaging (MRI) to evaluate cardiovascular risk in World Trade Center (WTC) first responders, researchers from Mount Sinai School of Medicine have found that the responders who experienced ...
Medicine & Health / Cardiology
Nov 16, 2011 |
not rated yet |
0
The cool clouds of Carina
(PhysOrg.com) -- Observations made with the APEX telescope in submillimetre-wavelength light reveal the cold dusty clouds from which stars form in the Carina Nebula. This site of violent star formation, which ...
Nov 16, 2011 |
5 / 5 (1) |
2
|
Rocky planets could have been born as gas giants
When NASA announced the discovery of over 1,200 new potential planets spotted by the Kepler Space Telescope, almost a quarter of them were thought to be Super-Earths. Now, new research suggests that these ...
Sep 16, 2011 |
4.8 / 5 (11) |
38
Herschel Space Observatory discovers source of cosmic dust in a stellar explosion
(PhysOrg.com) -- ESA's Herschel Space Observatory is helping unravel the mystery of where cosmic dust comes from. Thanks to the resolution and sensitivity of Herschel, astronomers have been able to detect ...
Jul 07, 2011 |
4.5 / 5 (11) |
6
|
Frozen comet had a watery past, scientists find
For the first time, scientists have found convincing evidence for the presence of liquid water in a comet, shattering the current paradigm that comets never get warm enough to melt the ice that makes up the ...
Space & Earth / Space Exploration
Apr 05, 2011 |
5 / 5 (5) |
5
|
Oxygen isotope analysis tells of the wandering life of a dust grain 4.5 billion years ago
Scientists have performed a micro-probe analysis of the core and outer layers of a pea-sized piece of a meteorite some 4.57 billion years old to reconstruct the history of its formation, providing the first ...
Mar 03, 2011 |
4 / 5 (6) |
13
|
Planet Formation in Action? (w/ Video)
(PhysOrg.com) -- Using ESO’s Very Large Telescope an international team of astronomers has been able to study the short-lived disc of material around a young star that is in the early stages of making ...
Feb 24, 2011 |
5 / 5 (6) |
7
|
Supergiant star with a thick dust disc
How is it possible that HD 62623, a hot super-giant star on the verge of death, is surrounded by a disc, generally only associated with infant stars? Using long-baseline stellar interferometry at ESO's VLT ...
Jan 26, 2011 |
2.3 / 5 (3) |
8
|
Shining starlight on the dark cocoons of star birth
(PhysOrg.com) -- Astronomers have discovered a new, cosmic phenomenon, termed "coreshine," which is revealing new information about how stars and planets come to be.
Sep 23, 2010 |
4.7 / 5 (6) |
1
|
Water around massive young stars
Water is critical to human life, but also plays an important role in the life of stars and their planetary systems. As a gas, water helps to cool collapsing clouds of interstellar material so that they can ...
Sep 16, 2010 |
4 / 5 (2) |
1
Planck highlights the complexity of star formation
New images from ESA's Planck space observatory reveal the forces driving star formation and give astronomers a way to understand the complex physics that shape the dust and gas in our Galaxy.
Apr 26, 2010 |
5 / 5 (2) |
1
|
The Energy Sources of Ultraluminous Galaxies
(PhysOrg.com) -- Ultraluminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns; for comparison, the Milky Way galaxy has a typical (and much more modest) luminosity ...
Nov 27, 2009 |
4.7 / 5 (20) |
3
It's a grind to make Mars red
(PhysOrg.com) -- The widespread idea that Mars is red due to rocks being rusted by the water that once flooded the red planet may be wrong. Recent laboratory studies show that the red dust may be formed by ...
Space & Earth / Space Exploration
Sep 18, 2009 |
4.5 / 5 (6) |
2
