News tagged with spectral measurements
STPSat-1 successfully completes extended mission
The STPSat-1, built for the Department of Defense (DoD) Space Test Program (STP) and operated by the DoD STP for the first year then transitioned to NRL for the last 16 months, was decommissioned on October ...
Space & Earth / Space Exploration
Dec 02, 2009 |
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Search results for spectral measurements
Research team uses a laser frequency comb to calibrate spectrographs
(Phys.org) -- In the never ending quest to find out if there is life out there beyond our own planet, astronomers, astrophysicists and other researchers use all manner of tools to scan the sky looking for ...
Cosmic calculations: Advance will help astrophysicists explore where stars are born
A University of Delaware-led research team reports an advance in the June 1 issue of Science that may help astrophysicists more accurately analyze the vast molecular clouds of gas and dust where stars are bo ...
May 31, 2012 |
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NSO to use Venus transit to fine-tune search for other worlds
A century ago, scientists chased transits of Mercury and Venus in an effort to size up our solar system. Next week, they will use the last Venus transit for a century to learn how to size up other solar systems as we search ...
Space & Earth / Space Exploration
May 30, 2012 |
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11.5 billion years old: Stellar archaeology traces Milky Way's history
(Phys.org) -- Unfortunately, stars don't have birth certificates. So, astronomers have a tough time figuring out their ages. Knowing a star's age is critical for understanding how our Milky Way galaxy built ...
May 30, 2012 |
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Asteroid nudged by sunlight: Most precise measurement of Yarkovsky effect
Scientists on NASA's asteroid sample return mission, Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer (OSIRIS-REx), have measured the orbit of their destination asteroid, ...
Space & Earth / Space Exploration
May 24, 2012 |
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Galaxies in the young cosmos
(Phys.org) -- The universe was born about 13.7 billion years ago in the big bang. The Sun and its system of planets formed about five billion years ago. What happened, then, during that long, intervening stretch ...
May 21, 2012 |
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New microscope uses rainbow of light to image the flow of individual blood cells
Blood tests convey vital medical information, but the sight of a needle often causes anxiety and results take time. A new device developed by a team of researchers in Israel, however, can reveal much the same ...
May 21, 2012 |
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Baby galaxies grew up quickly
Baby galaxies from the young Universe more than 12 billion years ago evolved faster than previously thought, shows new research from the Niels Bohr Institute. This means that already in the early history of ...
May 16, 2012 |
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The new world of gamma-ray optics
Scientists discover that certain materials like silicon or gold exhibit a surprisingly large refractive index for extremely high energetic gamma-rays.
May 14, 2012 |
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The Sun's crowning glory
(Phys.org) -- Those who experience a total solar eclipse are overwhelmed as they look at the circle of light that surrounds our Sun. Laypeople may find it enchanting, but researchers have been racking their ...
Space & Earth / Space Exploration
May 11, 2012 |
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List of search results for spectral measurements