... SMIS : Space Monitoring Information Support laboratory . Russia's Weather : State Meteorological Center Weather Forecast . Space Weather service : ACE real time solar wind data and simple geomagnetic activity forecast. ... World Fire Web : Space Research Institute (IKI) node . Sputnik : Joint project of SRC Planeta, Rosgidromet and Space Research Institute (IKI) . ... Today's Space Weather : Presented by the Space Environment Center . ... Back to the Space Research Institute Home Page ...

... 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 . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

ASC-FITS-2.0.1: ASC FITS File Designers' Guide (Rots and McDowell) (1999 Jun) . ASC-FITS-REGION-1.0: FITS region document (McDowell and Rots) (1998 Mar) . ... CXC-DM-001 Introduction: Data Analysis with the Chandra Data Model (2001 Oct) . ... 1998 Feb 26: SDS-1.0: Data Product List: obsolete . ... 1998 Mar 09: SDS-10.0: (ASC-FITS-REGION-1.0) FITS region document: see ASC-FITS-REGION-1.0 . 1998 Feb 09: SDS-11.0: FITS function document (superseded by ASC-FITS-FUNCTION-1.2) . ...

System of astrometric databases of Pulkovo observatory. 26-inch refractor . Pulkovo system of astrometric databases consists of three databases, which contain results of processing photographic and CCD observations, obtained with the 26-inch refractor and the Normal astrograph of Pulkovo observatory. Pulkovo photographic catalogs: Pul-2, Pul-3 (Pul-3 SE), Pul ERS . Results of photographic and CCD observations of Solar system objects . ... Normal Astrograph ...

. Mars has become the center of intense interest since the Martian Meteorite results were announced. Currently there is a lively debate whether or not primitive life formed there or not.

Archive | Index | ... Mercury: A Cratered Inferno . Mercury: Closest Planet to the Sun . Mercury's Caloris Basin . Mercury's Faults . Southwest Mercury . This index contains previous Astronomy Pictures of the Day (TM) sorted by subject and is updated monthly. Therefore, only APODs occurring before the beginning of this month are currently indexed. The chronological archive is completely current. ... NASA Technical Rep.: ... Specific rights apply. ...

... PUL VLBI Analysis Center . ... Pulkovo EOP and Reference Systems Analysis Center (PERSAC) is located at the Pulkovo Observatory . ... Processing of VLBI , GPS, and optical observations aimed at analysis of the Earth rotation, station displacement, and celestial reference system. ... Celestial Pole Offset (CPO) and Free Core Nutation (FCN) . Four daily updated CPO and FCN series (models) are provided. ... File fcn1.dat contains the ZM1 FCN model with variable amplitude and phase. ...

Next: Help and Information Up: Commands Grouped by Previous: Commands Grouped by . Execute a MIDAS procedure . ... CLEAR/CONTEXT Clear current context level or all levels . COMPUTE/KEYWORD Compute values of a keyword . CONNECT/BACK_MIDAS Connect "command syntax" to another MIDAS . ... DELETE/COMMAND Delete a user defined command . ... DELETE/LOG Delete log file . ... SET/CONTEXT Set new context level . ... SET/MIDAS_SYSTEM Set different modes and options for MIDAS . ...

... 22.02.2011 . ... Credit Copyright: NASA / JHU APL / CIW Explanation: If you looked out from the center of the Solar System, what would you see? Nearly such a view was taken recently from the MESSENGER spacecraft currently orbiting the Sun from the distance of Mercury . ... MESSENGER, which has flown by Mercury three times now, is on schedule to enter orbit around the Solar System's innermost planet next month. ... February 2011 . ... 2011 2012 . ... Publications with keywords: Solar System . ...

... Bojan Nikolic web pages (r. 329) . ... Building CASA . ... Introduction to SCons . I have designed a prototype implementation of a build system for CASA based on the SCons tool. ... This system is experimental and not the official way of building CASA. ... The main version of the code for this build system is contained in a bzr branch, together with the remainder of the CASA system. ... Build: . ... To debug the SCons build process: . ... A prototype build system for CASA using SCons . ...

... Staff . ... Dr. Taylor joined the Arecibo staff as a Postdoctoral Associate in 2009 and has been a staff scientist since 2012. His current research interests include radar and thermal-infrared observations, shape reconstruction, and dynamics of small Solar System bodies, especially the formation and evolution of multiple-component (binary and triple) systems. ... Sean Marshall , Cornell University, Advisor: Don Campbell . ... Michael Nolan, Director of Solar System Studies . ...