okt 162013
 
Distant, Massive Star is About to Explode

  An international team of astronomers has observed part of the final death throes of the largest known star in the Universe as it throws off its outer layers. The discovery, by a collaboration of scientists from the UK, Chile, Germany and the USA, is a vital step in understanding how massive stars return enriched [continue reading]

okt 122013
 
Finding Life on Exoplanets may be Harder than Thought

  Finding life on exoplanets may be more difficult than people thought, said Feng Tian, a professor at the Center for Earth System Science at Tsinghua University in Beijing, China. The report was presented October 7th to the American Astronomical Society Division for Planetary Sciences meeting in Denver, CO. The result is of special interest [continue reading]

sep 272013
 
Yes, Water Actually Found on Mars!

  The first scoop of soil analyzed by the analytical suite in the belly of NASA’s Curiosity rover reveals that fine materials on the surface of the planet contain several percent water by weight. The results were published today in Science as one article in a five-paper special section on the Curiosity mission.   The Sample Analysis at Mars [continue reading]

sep 252013
 
The Densest Galaxy In the Nearby Universe Found

  The densest galaxy in the nearby Universe may have been found. Packed with an extraordinary number of stars, this unusual galaxy is providing astronomers with clues to its intriguing past and how it fits into the galactic evolutionary chain. This composite image shows M60 and the region around it, where data from NASAís Chandra [continue reading]

sep 242013
 
No Methane on Mars Does Not Mean Life Never Arose There

  Data from NASA’s Curiosity rover has revealed the Martian environment lacks methane. This is a surprise to researchers because previous data reported by U.S. and international scientists indicated positive detections. The Mars Science Laboratory Curiosity rover examines a rock on Mars in this 2011 artist’s rendering. Image Credit: NASA/JPL-Caltech The roving laboratory performed extensive [continue reading]

sep 122013
 
Could Panspermia be Possible?

  It sounds like science fiction, but the theory of panspermia, in which life can naturally transfer between planets, is considered a serious hypothesis by planetary scientists. The suggestion that life did not originate on Earth but came from elsewhere in the Universe (for instance, Mars), is one possible variant of panspermia. Planets and moons [continue reading]