National Aeronautics and Space Administration . ... JOHN E. BLAHA (COLONEL, USAF, RET.) NASA ASTRONAUT (FORMER) . ... EDUCATION: Graduated from Granby High School in Norfolk, Virginia, in 1960; received a bachelor of science in engineering science from the United States Air Force Academy in 1965 and a master of science in astronautical engineering from Purdue University in 1966. ... NASA EXPERIENCE: Selected as an astronaut in May 1980, Blaha has logged 161 days in space on 5 space missions. ...

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

. ( Asterisk * stands for "all" ) . Select project: * prognoz7 prognoz8 prognoz9 prognoz10 instrument: * monitor sks04 bud3k promics rf2p brod mode: * np2 np3 vp1 vp2 vp3 . Begin YYMMDD . End YYMMDD . Prognoz-7 . Prognoz-8 . Prognoz-9 (Relict) . Prognoz-10 missions. Back to the Data Archive . MSh

... IAA VLBI Analysis Center . ... First IAA SLR EOP submission to IERS Annual Report . ... Beginning of operational processing of SLR observations . ... We use several program packages for analysis mostly developed at the IAA: GROSS for processing of the SLR observations and analysis of EOP and coordinates time series, OCCAM/GROSS for computation of EOP, station coordinates, and troposphere parameters time series from the VLBI observations, GRAPE for processing of GPS observations. ...

PRESS-RELEASE . ... with the International Space Station . ... The initial contact with the space station docking port took place at 09:10 Moscow Time. ... The Progress M-60 rendezvous, approach and docking with the space station was controlled under the supervision of S.P. Korolev RSC Energia President, general designer and the Technical Manager for flight tests of manned space systems N.N. Sevastianov, and the head of LOCT, and RSC Energia vice president and deputy general designer V.A. Soloviev. ...

... NASA Integrated Services Network (NISN) . ... Russian Space Science Internet (RSSI) . ... In the Fall of 1993, NASA Science lnternet (NSI) and the Russian Space Science lnternet (RSSI) began a cooperative effort to provide lnternet communications to selected Russian institutions in order to promote sponsored scientific cooperation between the two countries. ... This change, limiting full lnternet access via NISN for NASA selected Russian institutions, will take place no later than July 1998. ...

... APOD: 2008 April 1- New Space Station Robot Asks to be Called Dextre the Magnificent . ... 1.04.2008 . ... Credit: Expedition 16 Crew, NASA Explanation: In a surprising and potentially troubling request, the new space station robot known as Dextre demanded that astronauts refer to it in the future at "Dextre the Magnificent." ... Happy April Fools Day from the f o l k s at APOD . ... Dextre was deployed last month to help build and service the International Space Station . ... April . April 2008 . ...

... The Einstein On-Line Service (EOLS) is a simple menu-driven system which provides an intuitive method of querying over one hundred database catalogs. In addition, the EOLS contains over 30 CD-ROMs of images from the Einstein X-ray Observatory which are available for downloading. The EOLS provides all of our databases to the NASA Astrophysics Data System (ADS) and our documents which describe each table are written in the ADS format. ... The EOLS provides three options for data retrieval. ...

Pursuant to paragraph 25 of the FCCs Report and Order on a Radio Astronomy Coordination Zone in Puerto Rico, most applicants in the following services are required to coordinate their applications with NAIC: applicants for fixed or base stations below 15 GHz in Part 5,21,22,23,24,25,26,27,73,74,78,80,87,90,95,97, and 101. ... 5.70 Notification to the Arecibo Observatory. ... 1) The notification to the Interference Office, Arecibo Observatory shall be made prior to, or simultaneously with, the filing . ...

The Network Time Protocol (NTP) is used to synchronize the time of a computer client or server to another server or reference time source, such as a radio or satellite receiver or modem. ... Information on the NTP architecture, protocol and algorithms can be found in the following articles and reports, which are available online . Mills, D.L. Internet time synchronization: the Network Time Protocol. ... Mills, D.L. Network Time Protocol (Version 3) specification, implementation and analysis. ...

... The previous plan; The new ground services each mission requires; The ground services each station can provide; The constraints and priorities to be considered for planning. ... The authors grasp the essence of this planning problem in two ways. ... This extension of the system would require a new table defining the priorities of each service similar to that shown in table 2 of th