How did the universe begin? June 24, 2008 | User rating: 4.3 / 5 after 139 vote(s)
| User comments: 136
One of the most interesting questions considered by astrophysicists deals with the start of our universe. Indeed, there is a great deal of speculation on the subject, with different theories about how the universe began, ... | |
28 new planets, 7 new brown dwarfs reported by California, Carnegie team May 29, 2007 | User rating: 4.5 / 5 after 38 vote(s)
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The world's largest and most prolific team of planet hunters announced the discovery of 28 new planets outside our solar system, increasing to 236 the total number of known exoplanets. | |
 Ocean Planets on the Brink of Detection February 02, 2007 | User rating: 4.5 / 5 after 117 vote(s)
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Imagine a world with no land at all, merely the impenetrable depths of a seething ocean. Models of planet formation predict the existence of such worlds, even though our own solar system has none. Indeed, ... | |
Terrestrial Planet Formation in Binary Star Systems January 26, 2007 | User rating: 4.5 / 5 after 42 vote(s)
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The list of confirmed extrasolar planets keeps growing, and has now passed two hundred members — almost all of which are gas giants like Jupiter and Saturn. But the hunt is on for Earth-like worlds! With the successful launch ... | |
 Cassini Image Shows Saturn Draped in a String of Pearls October 11, 2006 | User rating: 3.9 / 5 after 38 vote(s)
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Saturn appears dressed to the nines, "wearing" a strand of "pearls" in a stunning infrared image from the Cassini spacecraft that showcases a meteorological phenomenon. | |
 Researchers Study Formation Of Chemical Precursors to Life August 07, 2006 | User rating: 3.9 / 5 after 31 vote(s)
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In just two years of work, an international research team has discovered eight new complex, biologically-significant molecules in interstellar space using the National Science Foundation's Robert C. Byrd Green ... | |
 Mars' dust storms may produce peroxide snow July 31, 2006 | User rating: 4.1 / 5 after 22 vote(s)
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The planet-wide dust storms that periodically cloak Mars in a mantle of red may be generating a snow of corrosive chemicals, including hydrogen peroxide, that would be toxic to life, according to two new studies ... | |
A simple survey yields a cosmic conundrum July 31, 2006 | User rating: 4.5 / 5 after 36 vote(s)
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A survey of galaxies observed along the sightlines to quasars and gamma-ray bursts--both extremely luminous, distant objects--has revealed a puzzling inconsistency. Galaxies appear to be four times more common in the direction ... | |
Pre-life molecules present in comets July 26, 2006 | User rating: 4 / 5 after 15 vote(s)
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Evidence of atomic nitrogen in interstellar gas clouds suggests that pre-life molecules may be present in comets, a discovery that gives a clue about the early conditions that gave rise to life, according to researchers from ... | |
 Cassini finds evidence for hydrocarbon lakes on Titan July 25, 2006 | User rating: 4.8 / 5 after 29 vote(s)
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The Cassini spacecraft, using its radar system, has discovered very strong evidence for hydrocarbon lakes on Titan. Dark patches, which resemble terrestrial lakes, seem to be sprinkled all over the high latitudes ... | |
Models show one nearby star system could host Earth-like planet July 24, 2006 | User rating: 4 / 5 after 75 vote(s)
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The steady discovery of giant planets orbiting stars other than our sun has heightened speculation that there could be Earth-type worlds in nearby planetary systems capable of sustaining life. Now researchers running computer ... | |
 The Case for Habitable Exoplanet Moons April 27, 2006 | User rating: 4.6 / 5 after 72 vote(s)
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As scientists refine their methods, exoplanets are becoming easier and easier to detect. The current count is 163 planets orbiting 97 main-sequence stars, of which only one is even remotely Earth-like. All ... | |
 100 years on, mystery shrouds massive 'cosmic impact' in Russia June 29, 2008 | User rating: 4.5 / 5 after 68 vote(s)
| User comments: 13
A hundred years ago this week, a gigantic explosion ripped open the dawn sky above the swampy taiga forest of western Siberia, leaving a scientific riddle that endures to this day. | |
 Black holes have simple feeding habits June 18, 2008 | User rating: 4.2 / 5 after 21 vote(s)
| User comments: 11
The biggest black holes may feed just like the smallest ones, according to data from NASA's Chandra X-ray Observatory and ground-based telescopes. This discovery supports the implication of Einstein's relativity ... | |
Newly born identical twin stars show surprising differences June 18, 2008 | User rating: 4 / 5 after 14 vote(s)
| User comments: 3
The analysis of the youngest pair of identical twin stars yet discovered has revealed surprising differences in brightness, surface temperature and possibly even the size of the two. | |
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