Title: An X-ray-UV correlation in Cen X-4 during quiescence Authors: E. M. Cackett, E. F. Brown, N. Degenaar, J. M. Miller, M. Reynolds, R. Wijnands Quiescent emission from the neutron star low-mass X-ray binary Cen X-4 is seen to be variable on timescales from hundreds of seconds to years, suggest...
Painting a picture of Scapa Flow, 10,000 years ago A map of how Orkney looked 10,000 years ago is beginning to paint a picture of how the islands appeared to the first settlers who came here at the end of the last Ice Age. The culmination of a year's work by The Rising Tide Project The Submerged Landscape...
Title: Supergiant, fast, but not so transient 4U 1907+09 Authors: V. Doroshenko, A. Santangelo, L. Ducci, D. Klochkov We have investigated the dipping activity observed in the high-mass X-ray binary 4U 1907+09 and shown that the source continues to pulsate in the "off" state, noting t...
Title: A stable all nitrogen metallic salt at terapascal pressures Authors: Jian Sun (1 and 2), Miguel Martinez-Canales (3), Dennis D. Klug (4), Chris J. Pickard (3), Richard J. Needs (2) ((1) Lehrstuhl für Theoretische Chemie, Ruhr-Universität Bochum, Germany, (2) Theory of Condensed Matter G...
After blazing from outer space to land in West Linn thousands of years ago, the Willamette Meteorite still generates excitement today. Fields Bridge Park will soon house an interpretive trail, located almost exactly where t...
Title: The second multiple-planet system discovered by microlensing: OGLE-2012-BLG-0026Lb, c, a pair of jovian planets beyond the snow line Authors: C. Han, A. Udalski, J.-Y. Choi, J. C. Yee, A. Gould, G. Christie, T.-G. Tan, M. K. Szymaski, M. Kubiak, I. Soszyski, G. Pietrzyski, R. Poleski, K. U...
Title: WASP-64b and WASP-72b: two new transiting highly irradiated giant planets Authors: M. Gillon, D. R. Anderson, A. Collier-Cameron, A. P. Doyle, A. Fumel, C. Hellier, E. Jehin, M. Lendl, P. F. L. Maxted, J. Montalban, F. Pepe, D. Pollacco, D. Queloz, D. Segransan, A. M. S. Smith, B. Smalley, J....
A strong magnitude 6.2 earthquake occurred at 15:48:03 (UTC) on Tuesday, December 12, 2006, in the Celebes Sea region, about 249 km north of Manado, Sulawesi, Indonesia, at a depth of 211.5 km.
Location 3.717°N, 124.719°E
The 300 - 670 metre wide asteroid 1999 VP6 will make a close pass (68.7 lunar distances, 0.1766 au), travelling at 7.15 km/second, to the Earth-Moon system on the 17th October, 2012 @ 17:18 UT ±00:01. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.0...
Title: The Nature of V1464 Aql: A New Ellipsoidal Variable with a Delta Scuti Component Authors: H. A. Dal, E. Sipahi Taking into account the results obtained from the models and analyses of the BVRI light curves, we discuss the nature of V1464 Aql. The analyses indicated that the mass ratio of the sys...
Isaak Markovich Khalatnikov (born 17 October 1919) is a Soviet physicist, well known for his role in developing the BKL conjecture in general relativity. Read more
Karl Gordon Henize, Ph.D. (17 October 1926 - 5 October 1993) was an astronomer, NASA astronaut, space scientist, and professor at Northwestern University. He was stationed at several observatories around the world, including McCormick Observatory, Lamont-Hussey Observatory (South Africa)...
Edouard Albert Roche (17 October 1820 - 27 April 1883) was a French astronomer and mathematician, who is best known for his work in the field of celestial mechanics. He gave his name to the concepts of the Roche sphere, Roche limit and Roche lobe. Read more
Samuel Danforth (1626-1674) was a Puritan minister, preacher, poet, and astronomer, and an associate of the Rev. John Eliot of Roxbury, Massachusetts, known as the "Apostle to the Indians." He was born October 17, 1626, in Framlingham, Suffolk, England, the sixth of seven children o...
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