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Websites in "Astronomy"
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• What's Up - the Observatory in Eilat
Monthly details with information on the moon, Saturn, and Jupiter.
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• Whatcom Association of Celestial Observers
Events, gallery, newsletter, resources, programs, and links located in Ferndale, Washington.
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• When Did the First Cosmic Structure Form?
NASA's "Astronomy Picture of the Day" index to Milky Way images.
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• When Is a Planet Not a Planet?
Articles discusses the debate whether Pluto should be included among the planets. [Atlantic Monthly]
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• When supernovae go hyper: NASA article
Magazine-style article written by NASA on the explanation for gamma-ray bursts surrounding 'hypernova' type supernovae.
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• Where Amateur Astronomy Resides
Article promoting astronomy.
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• White Dwarfs Lecture
The origin and general characteristics of white dwarfs. High School level.
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• 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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• Whitepeak Lunar Observatory
Information on observing aids, equipment reviews, planetary geology, optical topics, and lunar imaging tutorial.
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• Whitney's Star Finder
A window on the sky for the casual observer, amateur astronomer, or student.
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• Wide Field Astrophotography
Use SLR film cameras and simple tracking equipment.
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• Wide Field Camera 3 - Hubble's Next Evolution
Overview, timeline and updates, technology, team, images, and library.
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• Wikipedia - Fermi Paradox
Encyclopedia article summarizing the concept.
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• Wikipedia: Asteroid
Encyclopedia article covers history, groups of asteroids, spectral types. Tables of largest and notable asteroids.
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• Wikipedia: Comet
Encyclopedia entry covers physical characteristics, history. List of well-known comets.
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• Wikipedia: Meteor
Encyclopedia article. Definitions, meteor showers, fireballs.
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• Wikipedia: Near-Earth object
Encyclopedia article covers collision danger, spacecraft access, efforts to catalog NEOs, classifications, impact hazard scales.
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• Wikipedia: Ole Rømer
Short crosslinked encyclopedic article.
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• Wilcox Solar Observatory
Offers observations for space weather and magnetic field maps.
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• Wildcard Innovations Pty. Ltd.
Australian manufacturer of Argo Navis Digital Telescope Computer systems for alt-azimuth, fork and German equatorial telescope mounts.
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• Wilderness Center Astronomy Club
Tutorials, news, gallery, and a calendar of events.
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• Willemin's Homepage
Solar and terrestrial images.
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• William Herschel
Birth, death, and burial details with information on musical and scientific pursuits, portraits, pictures of tomb, and virtual memorial from Find a Grave.
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• William Herschel's catalog of Deep Sky objects
Various links to online versions Herschel's catalogue plus some biographical links.
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• William Knox Holt Planetarium
Shows, schedules, programs, and links.
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• William M. Staerkel Planetarium
Shows, field trips, facilities, membership, lectures, and directions.
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• William Optics USA
Manufacturer of high-quality short tube refractor telescopes, binoculars, digital camera adapter lenses for telescopes, Swan eyepieces, diagonals and other accessories.
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• Willis Greiner Photography
Comet Halle Bopp, eclipses, Leonid meteor showers and aurora, and learning tips through the narratives and lessons.
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• Willmann-Bell, Inc.
Publishers and booksellers serving astronomers worldwide since 1973. On-line catalog and ordering.
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• Windows to the Univers: Sun
Overview including general information, data, pictures, news, historical and mythological background.
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• Windows to the Universe
Aimed at portraying Earth and Space Sciences in a fun way. Includes information about space weather, global space physics and a real time movie of current solar activity.
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• Windows to the Universe
An extensive astronomical learning system. Articles available at three levels: beginner, intermediate, advanced.
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• Windows to the Universe - Mercury
Information, facts, myths, news, missions, and images.
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• Windows to the Universe - Mercury
Information summaries with some images of Mercury.
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• Windows to the Universe: Asteroids
Description, data on selected asteroids, images.
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• Windows to the Universe: Comets
General information and data, pictures, details on the most interesting ones.
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• Windows to the Universe: Earth
An overview of the planet and its moon including general information, data, pictures, news, historical and mythological background.
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• Windows to the Universe: Jupiter
Overview of several aspects of the Jovian science. Versions available for beginner, intermediate and advanced level users.
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• Windows to the Universe: Neptune
Overview of several aspects of the planet. Versions available for beginner, intermediate and advanced level users.
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• Windows to the Universe: Neutron Stars
A typical neutron star is the size of a small city, but it may have the mass of as many as three suns.
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