|
|
Baryon Oscillation Spectroscopic Survey
(Preview)
Astronomers from the Sloan Digital Sky Survey Make the Most Precise Measurement Yet of the Expanding Universe Astronomers from the Sloan Digital Sky Survey have used 140,000 distant quasars to measure the expansion rate of the Universe when it was only one-quarter of its present age. This is the be...
|
Blobrana
|
1
|
|
|
|
|
|
Express-AM11
(Preview)
The Russian Express-AM11 telecommunications satellite in geostationary orbit at 96.5 degrees east longitude, failed at 3:41 a.m. Moscow time March 29, following what its builder says was a “sudden external impact” of undetermined origin. The satellite, Express-AM11, is bein...
|
Blobrana
|
1
|
|
|
|
|
|
NGC 3303
(Preview)
A 1964 image of the galaxy NGC 3303 shows an odd "jet", but in 2009 an amateur astronomer discovered that the jet had vanished. It seems that the jet may have really been an asteroid photographed 36 years before it was officially discovered. Asteroid 2002 TU240, discovered on 6 October 20...
|
Blobrana
|
2
|
|
|
|
|
|
Supernova 2008D
(
1 2 3
)
(Preview)
Through a stroke of luck, astronomers have witnessed the first violent moments of a stellar explosion known as a supernova. Astronomers have seen thousands of these stellar explosions, but all previous supernovae were discovered days after the event had begun. This is the first time scientists h...
|
Blobrana
|
20
|
|
|
|
|
|
Standard Candles
(Preview)
Cosmology's Best Standard Candles Get Even Better Members of the international Nearby Supernova Factory (SNfactory), a collaboration among the U.S. Department of Energy's Lawrence Berkeley National Laboratory, a consortium of French laboratories, and Yale University, have found a new tech...
|
Blobrana
|
5
|
|
|
|
|
|
Cherenkov Telescopes
(Preview)
Title: Cherenkov Flashes and Fluorescence Flares on Telescopes: New lights on UHECR Spectroscopy while unveiling Neutrinos Astronomy Authors: D. Fargion, P.Oliva, F. Massa, G. Moreno Cherenkov Telescopes (as Magic, Hess and Veritas), while pointing horizontally should reveal also the fluo...
|
Blobrana
|
2
|
|
|
|
|
|
South Pole Telescope
(Preview)
AMUNDSEN-SCOTT STATION, Antarctica - Anywhere on Earth this would be a big telescope, as high as a seven-story building, with a main mirror measuring 32 1/2 feet across. But here at the South Pole, it seems especially large, looming over a barren plain of ice that gets colder than anywhere else on th...
|
Blobrana
|
7
|
|
|
|
|
|
NEAR, 433 Eros
(
1 2
)
(Preview)
On 23 December 1998 the NEAR spacecraft flew within 3824 km of the asteroid 433 Eros (33x33x16 km diameter[url=http://cps.earth.northwestern.edu/near.html]ht...
|
Blobrana
|
17
|
|
|
|
|
|
2004XR190
(Preview)
A team of astronomers working in Canada, France and the United States have discovered an unusual small body orbiting the Sun beyond Neptune, in the region astronomers call the Kuiper belt. This new object is twice as far from the Sun as Neptune and is roughly half the size of Pluto. The body's highly un...
|
Blobrana
|
7
|
|
|
|
|
|
Australia Telescope Compact Array
(Preview)
Title: The Australia Telescope campaign to study southern class I methanol masers Authors: M. A. Voronkov, K. J. Brooks, A. M. Sobolev, S. P. Ellingsen, A. B. Ostrovskii, J. L. Caswell The Australia Telescope Compact Array (ATCA) and the Mopra facility have been used to search for new southern clas...
|
Blobrana
|
4
|
|
|
|
|
|
Comet C/2007 W1 (Boattini)
(
1 2
)
(Preview)
A new magnitude 17.4, comet, was discovered by A. Boattini (Mt. Lemmon Survey) on November 20th, 2007, and confirmed by the later observations. The preliminary orbital elements of the comet indicate a perihelion passage on June 14th, 2008 at a distance of 0.7 AU from the Sun. The comet could reac...
|
Blobrana
|
10
|
|
|
|
|
|
Supernova 2009gj
(Preview)
A magnitude 15.9 supernova, 2009gj, was discovered on the 20th June, 2009, by S. Parker in the barred spiral galaxy NGC 134 in the constellation Sculptor. The supernova is located 82" east and 102" north from the center of the galaxy. As yet the type is unknown. Position (2000): RA = 00 30 2...
|
Blobrana
|
2
|
|
|
|
|
|
Viking Lander 1 and Mars Pathfinder
(
1 2 3
)
(Preview)
[url=http://www.msss.com/mars_images/moc/2005/05/09/vl1.gif]Expand...
|
Blobrana
|
20
|
|
|
|
|
|
New type of Variable Star
(Preview)
New Kind of Variable Star Discovered Astronomers using the Swiss 1.2-metre Euler telescope at ESO's La Silla Observatory in Chile have found a new type of variable star. The discovery was based on the detection of very tiny changes in brightness of stars in a cluster. The observations revealed prev...
|
Blobrana
|
1
|
|
|
|
|
|
KT Eridani
(
1 2
)
(Preview)
A possible magnitude 8.1 nova was discovered on the 25th November, 2009, in the constellation Eridanus. Position(2000): RA=04h47m54.21s, Dec =-10° 10' 43".1 -- Edited by Blobrana on Thursday 26th of November 2009 01:51:22 PM
|
Blobrana
|
10
|
|
|
