Signs Constellations Of The Zodiac . Articles | ... The band of the zodiac is some sixteen degrees wide, extending about eight degrees north and south of what's called the ecliptic -- the Sun's path through the stars. ... Since that time, the March equinox Sun has shifted about thirty degrees westward through the constellations of the zodiac. ... While signs neatly extend eight degrees north and south of the ecliptic, aligning with the borders of the zodiac, constellations do no such thing. ...

... Classes . ... Constellation Class Reference . ... getEquinoxEquatorialPos (const StelCore *core) const . Get observer-centered equatorial coordinate at the current equinox The frame has it's Z axis at the planet's current rotation axis At time 2000-01-01 this frame is almost the same as J2000, but ONLY if the observer is on earth. ... getJ2000GalacticPos (const StelCore *core) const . ... Get observer-centered hour angle + declination (at current equinox) It is the geometric position, i.e. More.. ...

... Tonight's Sky . ... Observing . ... Sky this Month . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... The Golden Earring, planetary nebula NGC 2867, and barred spiral galaxy NGC 3109 . ... Observing Podcasts . ... Astronomy for Kids . ... The Iris Nebula in the constellation Cepheus . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... Welcome to the X-Ray World Wide Web Server! This server has been operational since April 1994. ... It is the repository of the COREX bibliography and database, the Henke atomic scattering factors, and other information of interest to x-ray spectroscopists. It provides links to additional locations for information about x-ray research, including conferences , synchrotron radiation laboratories , and other x-ray related Web or FTP sites . ... UW Synchrotron Radiation Center (Stoughton, WI USA) . ...

... След. 14 августа 2013 (Khruslov) Six Double-Mode Variables . 3 декабря 2015 (Khruslov) New RRC variables with an additional non-radial pulsation . 8 июля 2015 (Khruslov) New Double-Mode RR Lyrae Variables III . ... 29 января 2015 (Khruslov) New Double-Mode RR Lyrae Variables II . 26 ноября 2014 (Khruslov, Kusakin) Six New Variable Stars . 3 октября 2014 (Khruslov) New Double-Mode RR Lyrae Variables . ... 11 июня 2013 (Huemmerich, Khruslov) Seven Double-Mode RR Lyrae Variables . ...

... What's new . ... The new version of the General Catalogue of Variable Stars (GCVS4.2) revised taking into account the new data accumulated since the 4th GCVS edition for the constellations: Canis Minor, Capricornus The new version of the GCVS ! ... The new version of the General Catalogue of Variable Stars (GCVS4.2) revised taking into account the new data accumulated since the 4th GCVS edition for the constellations: Apus, Cancer, Canes Venatici and Canis Major The new version of the GCVS ! ...

... There are three levels. ... Play Information * Episode and Level # : Level 1-3 Single Player : Yes Cooperative 2-4 Player : (untested) Deathmatch 2-4 Player : (untested) Difficulty settings : Yes New Sounds : No New Graphics : No New Music : No Demos Replaced : None * Construction * Base : New level from scratch Build time : eight days Editor(s) used : DCK Known Bugs : None This wad has been tested on Doom2 on a Pentium 100. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Monthly Sky Notes . ... The answers can be found in Raman PrinjaБЂ™s Night Sky Watcher , a new beginnerБЂ™s guide to astronomy aimed at young observers aged seven and up. ... This is mainly an observing guide to the night sky, so while it explains the science about the objects it covers, especially the planets, it is not the book for anyone waiting a child-friendly guide to black holes, extra-solar planets or cosmology. ...

... Users . ... The graph below represents the connections between users tweeting about JWST@SXSW . ... Stop Start . ... The links between the nodes identify those users who have mentioned another user in a tweet, using the @name syntax; the line widths increase based on the number of mentions but given that the graph is ever-so-slightly crowded this isn't that useful at this time. ... This visualization was created using the d3.js JavaScript library, and is based on the force-directed graph example . ...