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Astronomy News

Your online destination for news articles on planets, cosmology, NASA, space missions, and more. You’ll also find information on how to observe upcoming visible sky events such as meteor showers, solar and lunar eclipses, key planetary appearances, comets, and asteroids.

August 2009
Map of 2009 California wildfire - Station Fire
The historic Mount Wilson facility might not survive the giant wildfires destroying much of the Los Angeles area, various sources say. STAY TUNED FOR UPDATES.
By Bill Andrews
Published: August 31, 2009
San Pedro Mártir Telescope mirror casting
Collaboration among two U.S. and two Mexican research groups has begun to create the San Pedro Mártir Telescope, which will offer an unprecedented view of the infrared night sky.
Provided by the University of California, Berkeley
Published: August 28, 2009
HD 61005's debris disk
Dust particles in the disks respond to a kind of interstellar wind, morphing the disk into peculiar shapes determined by the details of its collision with the gas cloud.
Provided by Goddard Space Flight Center, Greenbelt, Maryland
Published: August 28, 2009
Space shuttle Discovery
A problem with a fill-and-drain valve inside the shuttle's aft compartment scrubbed the August 26 morning launch attempt for STS-128.
Provided by NASA Headquarters, Washington, D.C.
Published: August 26, 2009
Epsilon Aurigae: Astronomy's longest-running mystery show
Every 27 years, this puzzling star dramatically dims before returning to its normal brightness some 2 years later. But with the 2009-2011 eclipse, astronomers hope to learn more about the phenomenon using a new resource: thousands of citizen scientists.
Provided by the AAVSO, Cambridge, Massachusetts
Published: August 25, 2009
Video: The day Galileo changed the universe, part one
Just 400 years ago Galileo showed off his newly-designed telescope, forever changing not just his own life but all of science.
By Bill Andrews
Published: August 25, 2009
Antennae galaxies supernova
The Catalina Real-Time Transient Survey will be the first and only total sky survey available over the Internet to both professional and amateur astronomers worldwide.
Provided by the University of Arizona, Tucson
Published: August 24, 2009
ninth-magnitude star BD+44 493
Chemical abundance measurements for BD+44 493 provide new evidence of the special sort of supernovae present in the very early phase of the galaxy.
Provided by the Subaru Telescope Facility, Hilo, Hawaii
Published: August 21, 2009
Gravity waves from colliding black holes
The research also constrains models of cosmic strings, objects that are proposed to have been left over from the beginning of the universe and subsequently stretched to enormous lengths by the universe's expansion.
Provided by Penn State University, University Park
Published: August 19, 2009
prokaryotic ring of life diagram
The merging of two cells enabled the evolution of a highly stable and successful organism with the capacity to use energy from sunlight via photosynthesis.
Provided by NASA Headquarters, Washington, D.C.
Published: August 19, 2009
Artist's concept of particle hits on the aerogel collection grid
The discovery of glycine in a comet supports the idea that the fundamental building blocks of life are prevalent in space
Provided by Goddard Space Flight Center, Greenbelt, Maryland
Published: August 18, 2009
Nanoflares
Nanoflares are sudden bursts of energy that are so small they cannot be resolved individually.
Provided by Goddard Space Flight Center, Greenbelt, Maryland
Published: August 17, 2009
Titan
No one considered how storms in one location can trigger them in many other locations.
Provided by the California Institute of Technology, Pasadena
Published: August 13, 2009
Victoria crater
The new view of Victoria Crater shows layers on steep crater walls.
Provided by the Jet Propulsion Laboratory, Pasadena, California
Published: August 12, 2009
Exoplanet
WASP-17 appears to have been the victim of a game of planetary billiards, flung into its unusual orbit by a close encounter with a "big brother'' planet.
Provided by the Science and Technology Facilities Council, United Kingdom
Published: August 12, 2009
Mars Express
Methane is disappearing faster than what scientists anticipated.
Provided by ESA, Noordwijk, Netherlands
Published: August 11, 2009
Planetary smash-up
Astronomers say that two rocky bodies, one at least as big as our Moon and the other at least as big as Mercury, slammed into each other within the last few thousand years or so.
Provided by the Jet Propulsion Laboratory, Pasadena, California
Published: August 11, 2009
meteorite - "Block Island"
The microscopic imager on the rover Opportunity's arm revealed a distinctive triangular pattern on the meteorite surface texture, matching a pattern common in iron-nickel meteorites found on Earth.
Provided by NASA Headquarters, Washington, D.C.
Published: August 11, 2009
Saturn A ring
The equinox lowers the Sun's angle to the ring plane and causes out-of-plane structures to cast long shadows across the rings' broad expanse, making them easy to detect.
Provided by the Space Science Institute, Boulder, Colorado
Published: August 10, 2009
Black hole
The researchers applied the basic laws that govern the interaction of matter and allowed their model of the early universe to evolve. The complex simulation included hydrodynamics, chemical reactions, the absorption and emission of radiation, and star formation.
Provided by Goddard Space Flight Center, Greenbelt, Maryland
Published: August 10, 2009
Habitable planets
Observations were collected from a planet called HAT-P-7, known to transit a star located about 1,000 light-years from Earth.
Provided by NASA Headquarters, Washington, D.C.
Published: August 7, 2009
Mars impact explosion
Hartmann is an internationally recognized expert on impact cratering and the evolution of planetary surfaces. Hartmann's written numerous articles for Astronomy magazine, and he's a member of the publication's editorial advisory board.
Provided by the Planetary Science Institute, Tucson, Arizona
Published: August 7, 2009
August 2009 Perseid finder chart
Get ready for the annual summer show of shooting stars.
By Michael E. Bakich
Published: August 7, 2009
Titan mosaic
RADAR imaging has found structures that resemble terrestrial volcanoes near the site of suspected ammonia deposition.
Provided by the International Astronomical Union, Garching, Germany
Published: August 6, 2009
GEMS
GEMS will detect X-rays with energies between 2,000 and 10,000 electron volts.
Provided by Goddard Space Flight Center, Greenbelt, Maryland
Published: August 5, 2009
NGC 4361
New images taken with two of Spitzer's infrared detector channels — two that work at the new warmer temperature — demonstrate the observatory remains a powerful tool for probing the dusty universe.
Provided by NASA Headquarters, Washington, D.C.
Published: August 5, 2009
Galaxies
To witness the formation of these extreme galaxies, astronomers plan to observe galaxies even further back in time in great detail
Provided by Gemini Observatory, Hilo, Hawaii
Published: August 5, 2009
Light Pollution in the U.S.
Sky-friendly community wins recognition for promoting skygazing.
By Bill Andrews
Published: August 3, 2009
Burt Rutan
The visionary designer's ultimate goal is an orbiting hotel.
By Dick McNally
Published: August 3, 2009
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