Title: The Globular Cluster NGC 5286. I. A New CCD BV Color-Magnitude Diagram Authors: M. Zorotovic (1), M. Catelan (1), M. Zoccali (1), B. J. Pritzl (2), H. A. Smith (3), A. W. Stephens (4), R. Contreras (1,5), M. E. Escobar (1) ((1) PUC-Chile; (2) Univ. Wisconsin Oshkosh; (3) Michigan State Univ.; (...
How did Neolithic people build their homes? Archaeologists at English Heritage are hoping to learn more about how our Neolithic ancestors lived by trying to build replica homes. Read more
You may think of the North Pole only as the top of the worldits northernmost point and, if you're younger, Santa's home. But it turns out there are a host of "north (and south) poles" on our planet. First, and most simply, there is a town in Alaska called "North Pole" which isn't ne...
Orbital elements:
2013 GZ79 Earth MOID = 0.3059 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 336.43783 (2000.0) P Q
n 0.45207705 Peri. 102.56350 -0.18635854 +0.97589580
a 1.6813614 Node 155.78203 -0.97413331 -0.16849916
e 0.2931758 Incl. 16.07264 -0.12780766 -0.13869179
P 2.18 H 19....
NASA scientists have uncovered new details about how plasma from superstorms interact with Earths magnetosphere. The surprising result of this model is that the magnetospheres main phase pressure is dominated by energetic protons from the plasmasphere, rather than from the solar wind - Mei-Ch...
Title: Close Binary Progenitors of Long Gamma Ray Bursts Authors: M.V. Barkov, S.S. Komissarov The strong dependence of the neutrino annihilation mechanism on the mass accretion rate makes it difficult to explain the LGRBs with duration in excess of 100 seconds as well as the precursors separate...
Title: Spitzer-IRS spectra of disks around T Tauri stars II. PAH emission features
Authors: V.C. Geers, J.-C. Augereau, K.M. Pontoppidan, C.P. Dullemond, R. Visser, J.E. Kessler-Silacci, N.J. Evans II, E.F. van Dishoeck, G.A. Blake, A.C.A. Boogert, J.M. Brown, F. Lahuis, B....
Title: The beta Cep/SPB star 12 Lacertae: extended mode identification and complex seismic modelling Authors: J. Daszyska-Daszkiewicz, W. Szewczuk, P. Walczak Results of mode identification and seismic modelling of the \beta Cep/SBP star 12 Lacertae are presented. Using data on the multi-co...
Title: Boscovich and the Brera Observatory Authors: E. Antonello In the mid 18th century both theoretical and practical astronomy were cultivated in Milan by Barnabites and Jesuits. In 1763 R.G. Boscovich was appointed to the chair of mathematics of the University of Pavia in the Duchy of Milan, a...
Diamonds are forever the shine is beautiful, but what about the style, and what if you don t have such a deep pocket? Still you want to experience the look and have the sheer glamour. In the twentieth century diamonds are pass . Amongst the other available alternatives moissanite rings make the best ch...
Title: HD depletion in starless cores Authors: O. Sipilä, P. Caselli, J. Harju Aims: We aim to investigate the abundances of light deuterium-bearing species such as HD, H2D+ and D2H+ in a gas-grain chemical model including an extensive description of deuterium and spin state chemistry, in physic...
Minister claims that Basir - Iran's version of the 3D mapping service - will be ready for use 'within next four months' Iran's minister for information and communications technology, Mohammad Hassan Nami, announced this week that his country was developing what he described as an "Islamic G...
Space Systems/Loral (SS/L), a provider of commercial satellites, today announced that it has been selected to provide a satellite to the satellite operators Telesat. The new satellite, Anik G1, is a multi-mission spacecraft that supports a variety of applications including direct-to-home (D...
Markarian 421 (Mrk 421, Mkn 421) is a blazar located in the constellation Ursa Major. The object is an active galaxy and a BL Lacertae object, and is a strong source of gamma rays. Read more