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1,382 articles from Astronomy.com

• MONDAY 25. OCTOBER, 2010
• 00:00 Researchers discover planets around elderly binary star

  Read the story at Astronomy.com
  The two planets in NN Serpentis are not currently close to the binary stars, but the double-star system was not always as tight as it is now .  

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• 00:00 Space telescopes reveal previously unknown brilliant X-ray explosion in Milky Way Galaxy

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  The binary system was uncovered when an instrument on the International Space Station caught it in the act of erupting with a massive blast of X-rays.  

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• FRIDAY 22. OCTOBER, 2010
• 00:00 It's cold and wet at the Moon's south pole

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  Researchers found water not only where it was supposed to be, but also where it's not.  

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• 00:00 Model explains evolution of unusual binary system

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  Research will improve astronomers' understanding of how massive stars evolve and interact with their host environment.  

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• THURSDAY 21. OCTOBER, 2010
• 00:00 Cassini's long weekend: nine moons in 62 hours

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  Scientists decided in advance which observations they wanted to make while the spacecraft was cruising past all of Saturn's moons.  

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• 00:00 The National Science Foundation gives multi-university project $8 million to study dark energy

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  The funds will be split among three universities to support their respective roles in the Hobby-Eberly Telescope Dark Energy Experiment.  

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• WEDNESDAY 20. OCTOBER, 2010
• 00:00 Astronomers find weird, warm spot on an exoplanet

  Read the story at Astronomy.com
  Scientists found that an exoplanet's hot spot is over to the side of the planet instead of directly under the glare of the Sun.  

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• 00:00 Clearing the cosmic fog: The most distant galaxy ever measured

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  The Euuropean Southern Observatory's Very Large Telescope confirmed that a galaxy spotted earlier using Hubble is the most remote object identified so far in the universe.  

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• TUESDAY 19. OCTOBER, 2010
• 00:00 Emerging underground aquifers formed martian lakes and seas

  Read the story at Astronomy.com
  If life existed in martian underground systems, life-forms could have been brought up to the surface via the discharges of these deep-seated fluids.  

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• MONDAY 18. OCTOBER, 2010
• 00:00 How to weigh a star using a moon

  Read the story at Astronomy.com
  If a star has a planet, and that planet has a moon, and both of them cross in front of their star, then scientists can measure their sizes and orbits to learn about the star.  

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• FRIDAY 15. OCTOBER, 2010
• 00:00 Astronomer leverages supercomputers to study black holes and galaxies

  Read the story at Astronomy.com
  The black hole simulations might help verify general relativity, while studying dwarf galaxies.  

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• 00:00 The many infrared 'personalities' of the Sculptor Galaxy

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  This new mosaic shows the galaxy in different infrared hues.  

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• THURSDAY 14. OCTOBER, 2010
• 00:00 Accomplished astronomer John Huchra dies

  Read the story at Astronomy.com
  Huchra was perhaps best known for his leadership, with his collaborator Margaret Geller, of the CfA Redshift Survey — a pioneering effort to map the large-scale structure of the universe.  

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• 00:00 First giant structures of the universe discovered

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  Scientists say giant galaxy clusters can be used to study how dark matter and dark energy influenced the growth of cosmic structures.  

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• 00:00 Giant star goes supernova and is smothered by its own dust

  Read the story at Astronomy.com
  The supernova released more energy than our Sun could produce in its entire lifetime.  

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• WEDNESDAY 13. OCTOBER, 2010
• 00:00 Growing galaxies gently

  Read the story at Astronomy.com
  Scientists suggest that young galaxies can grow by sucking in cool streams of the hydrogen and helium gas that filled the early universe.  

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• 00:00 Hubble views aftermath of possible asteroid collision

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  The observations could tell scientists where some of the dust in our solar system comes from.  

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• TUESDAY 12. OCTOBER, 2010
• 00:00 Dust counter breaks distance record as it heads for Pluto

  Read the story at Astronomy.com
  Scientists are interested in dust that the New Horizons is expected to encounter in the Kuiper Belt, where they believe icy objects contain samples of ancient material.  

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• 00:00 Habitable martian environments could be deep beneath planet's surface

  Read the story at Astronomy.com
  Scientists found carbonate minerals exist along with hydrated silicate minerals of a likely hydrothermal origin.  

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• MONDAY 11. OCTOBER, 2010
• 00:00 Hubble astronomers uncover an overheated early universe

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  Helium's re-ionization occurred at a transitional time in the universe's history when galaxies collided to ignite quasars.  

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• 00:00 Mission to asteroid gets help from Hubble Space Telescope

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  Hubble's images will improve pointing instructions for the Dawn spacecraft as it moves into a polar orbit around the asteroid Vesta.  

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• FRIDAY 8. OCTOBER, 2010
• 00:00 Titan's haze may hold ingredients for life

  Read the story at Astronomy.com
  The chemistry occurring on Titan might be similar to that occurring on the young Earth that produced biological material and eventually led to the evolution of life.  

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• 00:00 Wobble of Saturn's icy moon may keep its oceans liquid

  Read the story at Astronomy.com
  Wobble helps answer heating conundrum by generating about five times more heat in Enceladus' interior than tidal stress alone.  

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• THURSDAY 7. OCTOBER, 2010
• 00:00 Orion Nebula (M42)

  Read the story at Astronomy.com
   

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• 00:00 Venus Express finds planetary atmospheres such a drag

  Read the story at Astronomy.com
  Measurements may be used eventually to help make changes to orbit of Venus Express.  

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