SpaceWander Virtual Space Trip!
Fly to Mars! Visit Jupiter and the Hubble deep space pictures! SpaceWander is an award-winning multimedia tour of space! It's free and it's fun for all ages! Includes real NASA images, links for beginning and advanced users, telescopes, field guides, and information about real space travel!
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The USNO Astrometry Department
The Astrometry Department of the U.S. Naval Observatory is responsible for the determination of fundamental positions, motions and distances of selected celestial objects.
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Howstuffworks How Stars Work
When you look up at night and see thousands of stars, have you ever wondered what you are looking at Learn what stars are and how they live and die!
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ESO Photo Gallery - Astronomical Images
ESO Photo Gallery - Astronomical Images HOME INDEX SEARCH HELP NEWS This area of the ESO Photo Gallery contains astronomical photos from ESO Telescopes with sufficient image resolution for professional-quality reproduction. At this moment, photos are available from instruments at the Very Large Telescope (VLT) at Paranal, as well as from the Wide-Field Imager (WFI) and the SOFI infrared ...
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THE FORMATION OF BINARY STARS
THE FORMATION OF COMMON-ENVELOPE, PRE-MAIN-SEQUENCE BINARY STARS J.E. TOHLINE, J.E. CAZES, AND H.S. COHL Louisiana State University Department of Physics & Astronomy, 202 Nicholson Hall, Baton Rouge, LA 70803-4001 U.S.A. 1. Introduction Recent observational investigations of the frequency of occurrence of pre-main-sequence binary stars have reinforced earlier suspicions that ''binary formation ...
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Maps of the Solar System
The Celestial Sphere - rendered maps of the heavens. Click to view Body Click to download Data Source Creator Owner Horiz. Size Vert. Size Resol. (pix/deg) Tycho star map 2.9M tif 250k tif Eros Seal Caltech/JPL 2880 720 1440 360 2 (max: 2) From the Tycho star catalog, 1 million stars. Hipparcos star map 670k tif 150k tif Eros Seal Caltech/JPL 2880 720 1440 360 2 (max: 2) From the Hipparcos star ...
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Astronomy gifs of stars etc
Pc/gifstar: Astronomy gifs of stars etc 00index.txt 1867 Aug 1 07:22 Descriptions of the files in the gifstar directory 9808w.gif 148939 Feb 10 1998 Bright knot in Supernova 1987A ring, Hubble, 10-Feb-98 betapicb.gif 91113 Jan 30 1996 Warped Disk around star Beta Pictoris, Hubble, 17-Jan-96 bss19.gif 189167 Nov 1 1997 Blue straggles in Globular Cluster 47 Tucanae, 29-Oct-97 btlgeuse.gif 93168 ...
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Measuring Stars
Disclaimer: links to web sites are ever-changing. It turns out to be a Sisyphus task to keep them updated all the time. Therefore, either try a different spelling of the hyperlink, look for it on google.com and/or let me know about an outdated link by writing an e-mail to aveh@wncc.net . Look ahead ... the answer to my little questions is usually hidden in the text right after the question.
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Stars, star catalogues, star data, variables, double and multiple stars, main stars of the
Provides detailed information about stars: positions, proper motion, radial velocity, magnitudes, spectral class, color index, catalogue references, data about multiple star systems (i.e. orbital elements), data about variability (min./max. brightness, period, type of variability) and more.
www.alcyone.de/SIT/SIT_en.htm reviews
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