The Tsyklon-3, also known as Tsiklon-3, GRAU index 11K68, was a Soviet, and subsequently Ukrainian orbital carrier rocket. A derivative of the R-36 ICBM, and a member of the Tsyklon family, it made its maiden flight on 24 June 1977, and was retired on 30 January 2009 [url=http://en.wikipedia.org/...
Title: A new look at the symbiotic star RW Hydrae Authors: M. Otulakowska-Hypka, J. Mikoajewska, P. A. Whitelock We present new estimates of the basic stellar parameters of the non-eruptive, eclipsing symbiotic system, RW Hydrae. A set of photometric and spectroscopic data was used to model this...
Title: Reassessing the Source of Long-Period Comets Authors: Nathan A. Kaib, Thomas Quinn We present numerical simulations to model the production of observable long-period comets (LPCs) from the Oort Cloud, a vast reservoir of icy bodies surrounding the Sun. We show that inner Oort Cloud objec...
Pristine Fossil Reveals Unlikely Pair The small but sharp-toothed Thrinaxodon probably spent much of its time dining on its Triassic cohabitants, but a study published today reports a pristine fossil of the meat-eater apparently peacefully sharing its burrow with a small amphibian - until they...
Farmer finds rare meteorite on field near Arlington Farmer Bruce Lilienthal has a favourite saying: "Rocks are a crop we always harvest, but never plant." He shared that joke Wednesday as he sat in the kitchen of his Sibley County farmhouse, explaining that each spring before planting,...
Orbital elements:
2012 HA2 Earth MOID = 0.0573 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 110.54482 (2000.0) P Q
n 0.88563445 Peri. 212.44512 +0.65488860 -0.72615160
a 1.0739063 Node 199.56907 +0.75475708 +0.61443589
e 0.1419403 Incl. 38.68314 -0.03824491 -0.30850023
P 1.11 H 21.1...
Edwin Foster Coddington (June 24, 1870 - December 21, 1950) was an American astronomer. He discovered the galaxy IC 2574 in Ursa Major, which later became known as "Coddington's Nebula". Read more
Title: C/1881 K1: A Forgotten "Great Comet'' of the Nineteenth Century Authors: W. Orchiston The Great Comet of 1881 (C/1881 K1) was discovered by the Australian amateur astronomer, John Tebbutt, and was destined to make a major contribution to cometary astronomy. Because it appeared at a c...
British Airways Flight 9, sometimes referred to by its callsign Speedbird 9 or Jakarta incident, was a scheduled British Airways flight from London Heathrow to Auckland. On 24 June 1982, the route was flown by the City of Edinburgh, a 747-236B. On the third leg of the flight (from Madras to Kuala Lump...
A total solar eclipse occurred on June 24, 1778. The total eclipse was visible in a path across Mexico, southeastern United States, and ended across northern Africa. Read more
Just as the Voyager 2 spacecraft is approaching the edge of our solar system, Southwest Research Institute received official confirmation from NASA Headqua...
Title: Chandra View of the Ultra-Steep Spectrum Radio Source in Abell 2443: Merger Shock-Induced Compression of Fossil Radio Plasma? Authors: T. E. Clarke, S. W. Randall, C. L. Sarazin, E. L. Blanton, S. Giacintucci We present a new Chandra X-ray observation of the intracluster medium in the gala...
The night sky has been illuminated by what appears to be a much bigger and brighter Moon. The so-called "supermoon" occurs when the Moon reaches its closest point to earth, known as a perigee full moon. The effect makes the Moon seem 14% bigger and 30% brighter than when it is furthest from t...
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