* Astronomy

On September 30, 2011, Charles P. Sonett, second LPL director, first Planetary Sciences department head, and Regents' Professor of Planetary Sciences Emeritus, died from complications of Parkinson's disease. Charles "Chuck" Sonett was born January 15, 1924, in Pittsburgh, Penns...

Orbital elements: 2011 SE248 Earth MOID = 0.1765 AU Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC M 353.06167 (2000.0) P Q n 0.27546435 Peri. 146.11860 +0.99721813 +0.05996850 a 2.3393351 Node 210.53547 -0.07119436 +0.94219676 e 0.4985190 Incl. 4.99864 +0.02207623 +0.32964988 P 3.58 H 22....

Orbital elements: 2011 GH3 Earth MOID = 0.1448 AU Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC M 302.91631 (2000.0) P Q n 0.27409149 Peri. 217.71992 +0.78912010 +0.58339705 a 2.3471401 Node 105.50242 -0.50378363 +0.79372887 e 0.7790493 Incl. 11.50462 -0.35141360 +0.17216957 P 3.60 H 18.4 G...

Orbital elements: 2011 TQ8 Earth MOID = 0.0101 AU Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC M 0.32207 (2000.0) P Q n 0.31094153 Peri. 305.94640 +0.75541322 +0.65479031 a 2.1578284 Node 13.20847 -0.56134161 +0.66598996 e 0.5940409 Incl. 6.15663 -0.33800363 +0.35736118 P 3.17 H 24.4 G 0.1...

Orbital elements: 2011 SL102 Earth MOID = 0.2548 AU Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC M 324.78679 (2000.0) P Q n 0.25777852 Peri. 41.40588 -0.22379437 -0.96283320 a 2.4451466 Node 62.03373 +0.84311053 -0.26908935 e 0.5035389 Incl. 9.85857 +0.48895881 +0.02330547 P 3.82 H 17.6 G...

Many countries in the New World and elsewhere celebrate the anniversary of Christopher Columbus's arrival in the Americas, which occurred on October 12, 1492, as an official holiday. Read more

Lester Halbert Germer (October 10, 1896 - October 3, 1971) was an American physicist. With Clinton Davisson, he proved the wave-particle duality of matter in the Davisson-Germer experiment, which was important to the development of the electron microscope. Read more

The 1500 - 3400 metre wide asteroid 2000 OJ8 will make a close pass (49.8 lunar distances, 0.1280 AU), travelling at 10.36 km/second, to the Earth-Moon system on the 13th October, 2011 @ 03:48 UT ±00:01. See more The Lunar Dista...

The establishment of Republican China developed out of the Wuchang Uprising against the Qing on 10 October 1911. That date is now celebrated annually as the Republic of China's national day, also known as the "Double Ten Day". Read more

The 620 - 1400 metre wide asteroid 2002 AG29 will make a close pass (77.1 lunar distances, 0.1981 AU), travelling at 7.28 km/second, to the Earth-Moon system on the 9th October, 2011 @ 03:49 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.0...

The 41 - 91 metre wide asteroid 1998 SD9 will make a close pass (28.2 lunar distances, 0.0725 AU), travelling at 12.62 km/second, to the Earth-Moon system on the 9th October, 2011 @ 17:57 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.0025...

Orbital elements: C/2011 N2 (McNaught) T 2011 Oct. 9.79551 TT MPC q 2.6962574 (2000.0) P Q Peri. 353.29233 -0.05632860 +0.81858445 Node 272.27355 -0.88739228 -0.30343002 e 1.0 Incl. 34.89455 -0.45756096 +0.48769839 From 29 observations 2011 July 4-7. MPEC 2011 - N31 Comet C/2011 NE (MC...

Max Theodor Felix von Laue (9 October 1879 - 24 April 1960) was a German physicist who won the Nobel Prize in Physics in 1914 for his discovery of the diffraction of X-rays by crystals. Read more

The Lutine was a Magicienne-class frigate of the French Navy, launched in 1779, captured by the Royal Navy, recommissioned as HMS Lutine, and lost in 1799. The Lutine Bell from the ship is preserved at Lloyd's of London. Read more

The Battle of Cibalae was fought on October 8, 314 (or perhaps as late as 316, the chronology is uncertain), between the two Roman emperors Constantine I and Licinius. Read more