Maria Gaetana Agnesi (May 16, 1718 - January 9, 1799) was an Italian linguist, mathematician, and philosopher. Agnesi is credited with writing the first book discussing both differential and integral calculus. She was an honorary member of the faculty at the University of Bologna. According to D...
Japanese operator SKY Perfect JSAT Corporation has chosen Arianespace to launch its new JCSAT-13 communications satellite. This new contract is the 7th contract signed in 2009 by Arianespace with the major satellite operators. Jean-Yves Le Gall, Chairman and CEO of Arianespace, and Masanori...
On May 7, 1964, during a rocket demonstration by Gerhard Zucker in Braunlage, a deadly accident occurred as one of his mail rockets exploded shortly after its launch and debris fell into the crowd of spectators, who had been allowed too close to the launch pad. Although Gerhard Zucker was not a coll...
Asteroids, Comets, Meteors (ACM) 2011 will be held 17 - 22 July, 2011, in Niigata, Japan, at TOKI Messe (Niigata Convention Centre). TOKI Messe, is located at the beautiful harbour of Niigata city, at the mouth of the Shinano River, the longest river in Japan. [url=http://chiron.mtk.nao.ac.jp/A...
Title: AARTFAAC: Towards a 24x7, All-sky Monitor for LOFAR Authors: Peeyush Prasad, Stefan J. Wijnholds The Amsterdam-ASTRON Radio Transient Facility And Analysis Centre (AARTFAAC) project aims to implement an All-Sky Monitor (ASM), using the Low Frequency Array (LOFAR) telescope. It will e...
Johannes Kepler third law of planetary motion "The square of the orbital period of a planet is directly proportional to the cube of the semi-major axis of its orbit." The third law, published by Kepler in 1619 captures the relationship between the distance of planets from the Sun, and th...
Operation Grapple was the name of a British nuclear test of the hydrogen bomb. Short Granite was a two-staged nuclear weapon that had a predicted yield of about one megaton. The bomb was dropped by a Vickers Valiant XD818, piloted by Kenneth Hubbard, over Malden Island on 15 May 1957. Read more Britis...
The Polyus spacecraft, also known as Polus, Skif-DM, GRAU index 17F19DM, was a prototype orbital weapons platform designed to defend against anti-satellite weapons with a recoilless cannon. It had a Functional Cargo Block (similar to the Zarya FGB that became the first component of the Interna...
Williamina Paton Stevens Fleming (May 15, 1857 - May 21, 1911) was a Scottish astronomer. During her career, she helped develop a common designation system for stars and catalogued thousands of stars and other astronomical phenomena. Fleming is especially noted for her discovery of theHorsehea...
Jacksonville astronomers had their first close-up look at the rocket casing of Russias Sputnik III satellite. Ernest Rowland, president of the Jacksonville Astronomy Club, reported an excellent sighting of the rocket section. The casing was 12 feet long and 5 feet in diameter and was estimated t...
Orbital elements:
2012 JM4 Earth MOID = 0.2522 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 332.78049 (2000.0) P Q
n 0.36573679 Peri. 286.77913 -0.45732678 +0.88860002
a 1.9365273 Node 315.95097 -0.79539372 -0.42644022
e 0.3497159 Incl. 2.90572 -0.39774496 -0.16893416
P 2.69 H 21.2 G...
Orbital elements:
2010 WJ Earth MOID = 0.4569 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 230.30009 (2000.0) P Q
n 0.40873031 Peri. 107.62333 +0.88094949 -0.14472836
a 1.7982283 Node 262.60099 +0.00291166 +0.95372155
e 0.2852198 Incl. 27.02105 +0.47320136 +0.26356954
P 2.41 H 18.4 G...
Title: Space-quality data from balloon-borne telescopes: the High Altitude Lensing Observatory (HALO) Authors: Jason Rhodes, Benjamin Dobke, Jeffrey Booth, Richard Massey, Kurt Liewer, Roger Smith, Adam Amara, Jack Aldrich, Joel Berge, Naidu Bezawada, Paul Brugarolas, Paul Clark, Cornel...
Title: The Anglo-Australian Planet Search. XXII. Two New Multi-Planet Systems Authors: Robert A. Wittenyer, J. Horner, M. Tuomi, G. S. Salter, C. G. Tinney, R. P. Butler, H. R. A. Jones, S. J. O'Toole, J. Bailey, B. D. Carter, J. S. Jenkins, Z. Zhang, S. S. Vogt, E. J. Rivera We report the detection of t...
