active sites directory

Active Sites Directory is a free directory which covers a large variety of sites organized by category. Browse thousands of web sites that are more focused on one particular aspect of Science, Astronomy, Stars with just the click of your mouse.

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This category in other languages:

French (6) German (24) Italian (5)
Japanese (18) Spanish (5)

» Astrometry Department, U.S Naval Observatory - The primary purpose of this website is to distribute information related to the positions and motions of the stars and planets, mainly to the Defense community.

http://csep10.phys.utk.edu/astr162/lect/

» Astronomy 162: Stars, Galaxies, and Cosmology - Entire Astrophysics course online. Very extensive introduction course to stars.

http://www.bbc.co.uk/science/space/stars/index.shtml

» BBC Space - Stars - Five concise articles covering the birth and death of stars, star types, and all the things we "know" from just looking at them

» Bright Star Catalogue - Find data (cross references, positions, proper motions, spectral classes, magnitudes ...) on all stars visible to the naked eye from the BSC, SKY2000, SAO, WDS and GCVS. Stars can be searched by their proper names, Bayer designations, Flamsteed, HR, HD, SAO or FK5 numbers.

http://www.wired.com/news/business/0,1367,49345,00.html

» Buy a Star, But It's Not Yours - Article discussing (non)validity of star naming companies.

http://www.shef.ac.uk/physics/people/pacrowther/spectral_classification.html

» The Classification of Stellar Spectra - NASA page explaining the colors and classifications (O, B, A, F, G, K, and M) of stars.

» The Constellations since 1996 - Binocular and naked eye guide to the constellations, a data table, and mythology.

» Cosmobrain - Lists the 50 brightest stars visible from Earth, and the 50 closest stars to Earth. Proper names, distances, magnitudes, spectral classification and other data are provided for each star.

http://astronomy.swin.edu.au/~gmackie/DarkStar/alpha.html

» Dark Stars, Black Holes, Bright Galaxies - One huge page packed with illustrations, diagrams and photographs portraying some interesting aspects of stars, black holes and galaxies.

http://www.eso.org/outreach/gallery/astro/

» ESO Photo Gallery - Astronomical Images - Pictures of all kinds of Stars provided by the European Southern Observatory.

http://www.cosmobrain.com/cosmobrain/res/brightstar.html

» The Fifty Brightest Stars - The most visible stars that can be seen by the naked eye from earth. Lists names, positions, distances, magnitudes and spectral classifications.

http://www.phys.lsu.edu/astro/nap98/bf.final.html

» The Formation of Binary Stars - Highly-detailed but brief paper concerning the Classical Fission Hypothesis.

http://www.hawastsoc.org/deepsky/constellations.html

» Hawaiian Astronomical Society - Deepsky Atlas - A listing of the Hawaiian Astronomical Society Deepsky Atlas by constellation.

» How Stuff Works: Stars - Illustrated tutorial about stars, their properties, formation, and death. Includes related links.

» Laser Star Astrophysics - Plasma recombination lasers in rapidly cooled stellar atmospheres.

http://www.newton.cam.ac.uk/programmes/MSI/

» Magnetohydrodynamics of Stellar Interiors - Discussion will focus on the nonlinear interactions between turbulent convection, rotation and magnetic fields in the interiors of stars. From 6 September - 17 December, 2004 at the Isaac Newton Institute for Mathematical Sciences, Cambridge, UK. Includes list of workshops and list of participants.

http://www.wncc.net/courses/aveh/lecture/lecmeas.htm

» Measuring the Stars - In-depth lecture notes that provide information on how to derive properties of stars, based on observation.

» A Mystery of Space: Stars - Learn about the fascinating universe, especially stars at this ThinkQuest site. There are two versions of the site to choose from, one for younger kids (under 12), and one for older kids (13 and over).

http://www.sciam.com/article.cfm?articleID=000BAF7C-7457-1C76-9B81809EC588EF21

» Scientific American Explorations: A Parade of New Planets - Sightings of extrasolar planets are increasing.

http://www.ap.stmarys.ca/~guenther/Level01/seismology/seismology.html

» Solar and Stellar Seismology - Explains the study of a star's oscillations to determine the interior chemical composition.

http://hubblesite.org/newscenter/archive/releases/category/galaxy/quasar_active%20nucleus/

» Space Telescope Science Institute - A small Hubble telescope image gallery of Quasars.

» SpaceWander Virtual Space Trip! - Multimedia experience of flying by spaceship through the solar system. Visit each planet. Real space pictures from NASA. In English, French, Italian, Spanish and Russian. Recommended for kids.

http://osservareilcielo.astrofili.org/spetring.htm

» Spectra and Spectra Analysis - A brief overview of what stellar spectra are and how they are used to classify stars.

» Star Data Pages - 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), and data about variability (min./max. brightness, period, type of variability).

http://www.nationalgeographic.com/features/97/stars/index.html

» Star Journey @ nationalgeographic.com - Star Journey. Journey through the stars with National Geographic Online. View the nighttime sky with popular National Geographic Star Chart...

» Star Maps - Three high resolution star maps in .tif format for download. Tycho, Hipparcos and Yale bright star maps available.

» Stars and Galaxies - Behavior of stars, generation of energy, their origin, and life cycle. Also includes a wide range of interesting pictures of galaxies and related phenomena that can be observed in the universe through telescopes.

http://my.execpc.com/60/B3/culp/astronomy/

» Summer Sky Tour - A guide to give a tour of the summer night sky.

http://www.geocities.com/tonylance/dwarf.html

» White Dwarfs, Neutron Stars, And Black Holes - All-text page on the various stages in the discovery and development of theories of white dwarfs, neutron stars and black holes.

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