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ESA spacecraft may help unravel cosmic mystery
Since 1990, scientists and mission controllers at ESA and NASA have noticed that their spacecraft sometimes experience a strange variation in the amount of orbital energy they exchange with Earth duri...
Physics and Astronomy |
Read moreStarburst galaxy sheds light on longstanding cosmic mystery
The gamma rays observed by the team have energies more than a trillion times higher than the energy of visible light and are the highest-energy photons ever detected from a galaxy undergoing large amo...
Physics and Astronomy | Read moreCassini Helps Redraw Shape of Solar System
Images from one of the Magnetospheric Imaging Instrument’s sensors, the Ion and Neutral Camera (MIMI/INCA), on NASA’s Cassini spacecraft suggest that the heliosphere may not have the comet-like shape ...
Physics and Astronomy | Read moreSatellite reveals surprising cosmic 'weather' at edge of solar system
"Nature is full of surprises, and IBEX has been lucky to discover one of those surprises," said Priscilla Frisch, a senior scientist in astronomy & astrophysics at the University of Chicago....
Physics and Astronomy | Read moreUNH space scientists help catch the interstellar wind
The mission launched October 19, 2008 and carries two, ultra-high sensitivity, cameras containing important components designed and built at UNH. From a highly elliptical Earth orbit the IBEX satellit...
Physics and Astronomy | Read moreThe Protecting Cocoon of the Solar System: NASA Mission discovers unexpected structures
The solar wind engulves our solar system like a cocoon: This continuous plasma flow that emanates from the Sun is protecting us from the interstellar medium, especially from the cosmic rays. The bound...
Physics and Astronomy | Read moreHerschel views deep-space pearls on a cosmic string
On 3 September, Herschel aimed its telescope at a reservoir of cold gas in the constellation of the Southern Cross near the Galactic Plane. As the telescope scanned the sky, the spacecraft’s Spectral ...
Physics and Astronomy | Read moreUniversity of Georgia researchers show component of mothballs is present in deep-space clouds
Well, not exactly, but researchers from the University of Georgia have just shown for the first time that one component of clouds emitting unusual infrared light know as the Unidentified Infrared Band...
Physics and Astronomy | Read moreWarped Debris Disks Around Stars Are Blowin’ in the Wind
"The disks contain small comet- or asteroid-like bodies that may grow to form planets," Debes said. "These small bodies often collide, which produces a lot of fine dust." As the st...
Physics and Astronomy | Read moreCrashing Comets Not Likely the Cause of Earth's Mass Extinctions
Scientists have debated how many mass extinction events in Earth's history were triggered by a space body crashing into the planet's surface. Most agree that an asteroid collision 65 million...
Physics and Astronomy | Read moreCrashing comets not likely the cause of Earth's mass extinctions
Most agree that an asteroid collision 65 million years ago brought an end to the age of dinosaurs, but there is uncertainty about how many other extinctions might have resulted from asteroid or comet ...
Physics and Astronomy | Read moreHerschel Space Telescope's SPIRE instrument package makes first-light observations
Sporting a 3.5-meter mirror, the Herschel Space Observatory is the largest space telescope ever built and flown. Herschel is about one-and-one-half times the diameter of the Hubble Space Telescope....
Physics and Astronomy | Read moreAstronomer's new guide to the galaxy: largest map of cold dust revealed
This new guide for astronomers, known as the APEX Telescope Large Area Survey of the Galaxy (ATLASGAL) shows the Milky Way in submillimetre-wavelength light (between infrared light and radio waves [1]...
Physics and Astronomy | Read moreIBEX spacecraft detects fast neutral hydrogen coming from the moon
NASA's Interstellar Boundary Explorer (IBEX) spacecraft has made the first observations of very fast hydrogen atoms coming from the moon, following decades of speculation and searching for their ...
Earth Sciences | Read moreChemists in Bochum report in Science: Formation of the smallest droplet of acid
Exactly four water molecules and one hydrogen chloride molecule are necessary to form the smallest droplet of acid. This was the result of work by the groups of Prof. Dr. Martina Havenith (physical ch...
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