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How Hefty Can A Star Get? |
| A study of a massive star cluster near the Milky Way Galaxy's center finds that stars are born with no more than 150 times the Sun's mass - Astronomy |
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Cassini Images Of Titan Reveal An Active, Earth-like World |
| Saturn's largest and hazy moon, Titan, has a surface shaped largely by Earth-like processes of tectonics, erosion, winds, and perhaps volcanism. The findings are published in this week's issue of the journal Nature
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Mars Rover Goes Its Own Way |
| The Mars rover Opportunity reached the rim of a small crater called Vostok, early on Wednesday morning, having completed a series of record-breaking autonomous drives over the last month - New Scientist |
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Jupiter: A Cloudy Mirror For The Sun? |
| Astronomers using the European Space Agency's XMM-Newton telescope have discovered that observing the giant planet Jupiter may actually give them an insight in to solar activity on the far side of the Sun! - Particle Physics and Astronomy Research Council |
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'Red And Dead' Galaxies Surprise Astronomers |
| The corpses of three "dead" galaxies - which to the surprise of astronomers stopped forming stars long ago - have been identified by the Spitzer Space Telescope during a survey of the distant, early universe - New Scientist |
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Black Holes Influence Knowledge Of The Universe |
| Black holes have a reputation for voraciously eating everything in their immediate neighborhood, but these large gravity wells also affect electromagnetic radiation and may hinder our ability to ever locate the center of the universe, according to an international research team - Pennsylvania State University |
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Evidence Of Dark Energy Missed 30 Years Ago |
| The discovery in the 1990s that there could be some kind of mysterious dark energy that is accelerating the expansion of the universe came from studies of supernovae billions of light years away. Now, it turns out that the evidence for dark energy was there in our cosmic backyard all along, and that astronomers could have discovered it nearly 30 years ago - New Scientist |
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NASA Finds Lightning Clears Safe Zone In Earth's Radiation Belt |
| Lightning in clouds, only a few miles above the ground, clears a safe zone in the radiation belts thousands of miles above the Earth, according to NASA-funded researchers - NASA |
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Astronomers Map Chaotic Galaxy's Magnetic Field |
| Considering its tumultuous nature, the Large Magellanic Cloud (LMC) exhibits a surprisingly ordered magnetic field, astronomers have discovered. The observations, detailed today [Mar. 11] in the journal Science, provided the most detailed map yet of another galaxy's magnetism and provide a starting point to determining the magnetism of most of the local universe - Scientific American |
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Making Meteor Crater |
| New calculations propose the famed crater in Arizona resulted from the impact of a swarm of fragments, not a single object - Astronomy |
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