... Sun images . Magnetic storms online . Sun flares . ... October : 2006 . ... X-ray emission of the Sun from 30.10.2006 to 31.10.2006 (GOES-) . No solar flares of C, M and X-class were observed today . No solar flares of C, M and X-class were observed yesterday . Last updated: November 1, 2006 00:00 UT . ... 1953-2016 Laboratory of X-ray astronomy of the Sun, LPI RAS, Russia . ... 7(499)132-65-96, Fax: +7(499)132-65-97 . ...

The Wind spacecraft. ... It was designed to observe the solar wind approaching Earth, from a position near the Lagrangian point L1, and it is part of the International Solar-Terrestrial Physics (ISTP) Initiative . ... The original plan called for "Wind" to approach its final station over two years, undergoing two close encounters with the Moon to boost its speed. ... For additional details and updates, see the home page of the "Wind" mission. Exploration" home page (index) Glossary . ...

... John Herschel Glenn, Jr. ... Glenn also holds the Navy Unit Commendation for service in Korea, the Asiatic-Pacific Campaign Medal, the American Campaign Medal, the World War II Victory Medal, the China Service Medal, the National Defense Service Medal, the Korean Service Medal, the United Nations Service Medal, the Korean Presidential Unit Citation, the Navy's Astronaut Wings, the Marine Corps' Astronaut Medal, the NASA Distinguished Service Medal, and the Congressional Space Medal of Honor. ...

... 27 May-1 June, 1993 (6 nights) Calar Alto, 1.23m. Calamai + Richichi . ... Log (OK) . 28 June-4 July, 1993 (7 nights) Calar Alto, 1.23m. Richichi + Stecklum . Photometry (OK) . ... 20-27 December, 1993 (8 nights) Calar Alto, 1.23m. Leinert + Richichi . ... 18-24 February, 1994 (7 nights) Calar Alto, 1.23m. Richichi + Stecklum . ... 16-21 July, 1994 (6 nights) Calar Alto, 2.2m. Calamai + Richichi + Stecklum . ... 12-16 January, 1995 (5 nights) Calar Alto, 1.23m. Richichi + Stecklum . ...

... November 23, 1997 . Triton: Neptune's Largest Moon . Credit: Voyager 2, NASA . Explanation: On October 10th, 1846, William Lassell was observing the newly discovered planet Neptune . ... The above picture of Triton was taken in 1989 by the only spacecraft ever to pass Triton : Voyager 2. ... Ironically, Voyager 2 also confirmed the existence of complete thin rings around Neptune - but these would have been quite invisible to Lassell! ... About APOD > . ...

... 2015 - 2016 . ... Eugene Higgins Professor of Astrophysics, Princeton University . ... December 8, 2015 . ... November 10, 2015 . ... University of the Sciences in Philadelphia author . ... Amateur Astronomer . ... 2014 - 2015 . ... June 9, 2015 . ... Digital Planetarium and the 2012 Transit of Venus from Hawaii . 2013 - 2014 . ... International Occultation Timing Association . ... 2012 - 2013 . ... 2011 - 2012 . ... Princeton University . ... Amateur Astronomers Association of Princeton, Inc., ...

... It was designed to observe the solar wind approaching Earth, from a position near the Lagrangian point L1, and it is part of the International Solar-Terrestrial Physics (ISTP) Initiative . ... The original plan called for "Wind" to approach its final station over two years, undergoing two close encounters with the Moon to boost its speed. ... If however the object is moving , the encounter is not symmetric, and in the end the spacecraft may have gained or lost speed, depending on its trajectory. ...

... Seminar archive . ... Seminar archive 2011 . Select seminar: . 165 - 16 December 2011 . 164 - 25 November 2011 . 163 - 11 November 2011 . 162 - 28 October 2011 . 161 - 14 October 2011 . 160 - 16 September 2011 . 159 - 17 June 2011 . 158 - 3 June 2011 . 157 - 29 April 2011 . 156 - 15 April 2011 . 155 - 25 March 2011 . 154 - 4 March 2011 . 153 - 18 February 2011 . All seminars: . ...

... The choice of the spectrograph design (Fig.2) is determined by the quantity R, the overall dimensions of the PF cage and the restrictions on the rigidity of the structure of the device. ... As the camera's objective a fast 4-lens aplanat is used having a focal distance F cam =140 mm and a relative aperture of 1:1.8, the resolution at the centre is no less than 80 gr/mm, that over the field at a distance of 3 mm from the edge along the frame ( ) diagonal is 35 gr/mm. ...

. Date, from: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . to: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . Longitude, from: . to: . Latitude, from: . to: . Area, from: . to: . Brightness, from: . to: .

... Proceedings of the 2nd International Workshop on Cellular Neural Networks and their Applications, Technical University Munich, Munich, Germany, October 14-16, 1992 , pp. ... A possibility of designing functional devices for various applications in terms of unified technology on the basis of CNNs is discussed on examples of an associative memory device, complex oscillations generator, devices for chaotic memory scanning and pattern recognition. ...

NEWS december 2009 november 2009 october 2009 september 2009 august 2009 july 2009 may-june 2009 march-april 2009 january-february 2009 november- december 2008 september-october 2008 july-august 2008 may-june 2008 march-april 2008 january-february 2008 november- december 2007 september-october 2007 july-august 2007 may-june 2007 march-april 2007 january-february 2007 november- ... S.P.Korolev RSC Energia, Korolev, Moscow region. ... Official WEB-site of S.P.Korolev RSC Energia . ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... November 9, 10, 11, 12 and 13 . December 6, 7, 8 and 9 March 24, 25, 26, 27 and 28 . ... December 3, 4 and 5 February 13, 14 and 15 . ... December 10, 11, 12, 13 and 14 . Incoherent Scatter Radar ionospheric parameters measurements are carried out on coordinated days determined by the International Geophysical Calendar. ...

Supernova 2009js in NGC 918 . This page is devoted to information on Supernova 2009js in NGC 918 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the updates and links web pages. Discovered independently by Lick Observatory Supernova Search (USA) and Koichi Itagaki (Japan). ... 2009/10/11.44 . 17.2 . ... Joseph Brimacombe . ...

ECLIPSES, TRANSITS OF MERCURY AND VENUS . Year 1999 . Year 2000 . Year 2001 . Year 2002 . Year 2003 . Year 2004 . Year 2005 . ... Total solar eclipse . ... Transit of Mercury across the solar disk . ... Total lunar eclipse . ... Partial solar eclipse . ... Partial lunar eclipse . ... Annular solar eclipse . ... Penumbral lunar eclipse . ... big map . ... Transit of Venus across the solar disk . ... Annular-total solar eclipse . ... Non-central annular solar eclipse . ...

... The process of proposing for Hubble Space Telescope observing time has been revised, to make it simpler for proposers. We describe the simple, flexible, and robust prototype system created to handle proposal submission. ... Proposing for Hubble Space Telescope ( HST ) observing time proceeds in two phases: the scientific merits of the proposal are considered in Phase I; only accepted proposals enter Phase II, where the observations are described in complete detail. ...

... Archives . ... September 2011 (1) . February 2011 (1) . January 2011 (1) . December 2010 (2) . August 2010 (2) . July 2010 (1) . June 2010 (3) . April 2010 (2) . March 2010 (1) . February 2010 (1) . January 2010 (1) . December 2009 (5) . ... February 2009 (7) . January 2009 (4) . December 2008 (6) . ... February 2008 (11) . January 2008 (11) . December 2007 (12) . ... February 2007 (1) . January 2007 (6) . ... Bad AstroStat (18) . ...

Large-scale activity in solar eruptive events of October-November 2003 by SOHO/EIT data . ... disk, 28 Oct ; GOES soft X-rays ; . Events ; CMEs: 19-24 Oct ; 24-26 Oct ; 28 Oct -4 Nov ; . ... Events ; CMEs: 13-20 Nov ; 20-21 Nov ; SOHO/EIT, 195 A: 13-21 Nov ; . ... PDF file of the paper "Large-Scale Activity in Solar Eruptive Events of October-November 2003 by SOHO/EIT Data" , by I. M. Chertok and V. V. Grechnev, Astronomicheskii Zhurnal (in Russian), v. 82, No. 2, p. 180-192, 2005. ...

... Tonight's Sky . ... The Magazine . News . Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... October 2012 . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...