Ab Abdallah Muammad ibn Msa al-Khwarizm (c. 780, Khwarizm - c. 850) was a Persian mathematician, astronomer and geographer, a scholar in the House of Wisdom in Baghdad. Read more
Victoria (or Nao Victoria, as well as Vittoria) was a Spanish carrack and the first ship to successfully circumnavigate the world. Read more Nao VictoriaREPLICA NAO VICTORIA JUAN MATASSI [video=http://www.youtube.com/watch?v=Di-Q...
Operation Sandy was the codename for the post-World War II launch of a captured V-2 rocket from the deck of the United States Navy aircraft carrier USS Midway on September 6, 1947. It marked the first launch of a large rocket, and the only time for a V-2, from a ship at sea. Read more [video=http://www.y...
John Dalton FRS (6 September 1766 - 27 July 1844) was an English chemist, meteorologist and physicist. He is best known for his pioneering work in the development of modern atomic theory, and his research into colour blindness (sometimes referred to as Daltonism, in his honour). Read more
James Melville Gilliss (born September 6, 1811 in Georgetown, Washington, D.C. - died February 9, 1865 in Washington, D.C.) was an astronomer, United States Navy officer and founder of the United States Naval Observatory. Read more
Yrjö Väisälä (6 September 1891 - 21 July 1971) was a Finnish astronomer and physicist. His main contributions were in the field of optics, but he was also very active in geodetics, astronomy and optical metrology. He had even an affectionate nickname of Wizard of Tuorla (Observatory/Optics labora...
Sir Edward Victor Appleton, GBE, KCB, FRS (6 September 1892 - 21 April 1965) was an English physicist. Knighted in 1941, he received the 1947 Nobel Prize in Physics for his contributions to the knowledge of the ionosphere, which led to the development of radar. Read more
Major-General Dr Walter Robert Dornberger (6 September 1895 - 27 June 1980) was a German Army artillery officer whose career spanned World Wars I and II. He was a leader of Germany's V-2 rocket program and other projects at the Peenemünde Army Research Centre. Read more
Recent Impact in Oceanus Procellarum This unnamed crater is near the Reiner Gamma Swirl in Oceanus Procellarum. The crater's relative youth makes it a great example to investigate how impact craters form. The cratering process occurs in three stages: contact and compression, excavation, and mo...
Carnuntum was a Roman city and army camp in what is now Austria. It belonged originally to Noricum province, but after the 1st century was part of Pannonia. Its remains are on the main road halfway between Vienna and Bratislava, on the "Archaeological Park Carnuntum" in Lower Austria, ex...
Orbital elements:
2011 MD11 Earth MOID = 0.2723 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 351.32371 (2000.0) P Q
n 0.24921772 Peri. 333.27430 +0.97746480 +0.19671311
a 2.5008258 Node 15.94877 -0.10596731 +0.77103698
e 0.4983775 Incl. 16.18538 -0.18257464 +0.60564505
P 3.95 H 17.8...
Maxima of long period variable S Gemini on the 14th March, 2010 Magnitude: 8.0 - 14.7 V Type: Mira Period: 293.23 days Position (2000): RA 07 43 02.520 | Dec +23 26 58.23
A recumbent stone circle 43 feet in diameter, surrounding a very well-defined central cairn 28 feet in diameter. It consisted originally of eight stones, one of which has gone. Only one stone is standing; height 4 1/2 feet, named the Candle Stane, according to the Ordnance Survey Name Book (ONB, 186...
A recumbent stone and two flankers. All the stones of the circle have been removed. Google earth file: Aulton Stone Circle.kmz (1kb, kmz) The recumbent stone covers azimuths in the range 207.8° to 224.8°, and horizon values of 3.5° to 1.3°. The resulting declination values of -25.4° to -21.7° which...