About : Space / Astronomy
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IfA Star Chart of the Month - Customized for Hawaiian skies, includes moon phases and planets' positions (Institute for Astronomy, University of Hawaii)
Sightings
Opportunities & Help - Viewing satellites and spacecraft from the
ground, intrepretating the data, and viewing tips.
North American
Skies - Times and locations of stars, planets, eclipses,
meteor showers and other events visible in the sky.
Sky &
Telescope Magazine's Interactive Sky Chart - Create a custom, naked-eye
sky map as seen from any place on Earth, at any time, day or night, on any date
from 1600 to 2400 [requires Java-enabled Web browser; works best with IE or
Safari]
Skymaps.com - Free downloads of month
ly sky maps for both northern and southern hemispheres.
*
USNO Data Services - Sun and moon rise/set times, moon phases, eclipses
&
transits,
seasons, positions of selected celestial objects, and other data.
* USNO Time Service Department
- Official time source for the Dept. of Defense (DoD), the Global Positioning System
(GPS), and the standard of time for the U.S.
Your Sky - Interactive
planetarium: produce maps for any time and date, viewpoint and observing location
Gateway to Astronaut Photography of Earth - "hosts the best and most complete online collection of astronaut photographs of the Earth." Includes images from the International Space Station.
Map-a-Planet - Customize and download image maps of the Moon, Mars, Venus and other planets and moons - from the U.S.
Geological Survey Astrogeology Research Program
Center for Archaeoastronomy - "Anthropology of astronomy": astronomical practices, celectial lore, mythologies, religions and world views of ancient cultures - University of Maryland
Communicating Astronomy
with the Public - IAU Division XII Commission 55: "It is the
responsibility of every practising astronomer to play some role in
explaining the interest and value of science to our real employers, the
taxpayers of the world."
4000 Years of Women in Science - Brief biographies of more than 125 women scientists, mostly pre-20th century. Entries can be browsed by name, time period, or field of study.
Astronomy Facts - Star names, brightest & nearest stars, constellations, obsolete constellations, Solar System and Messier Objects; maintained by Shane Horvatin, Abrams Planetarium, Michigan State University
Astronomy Thesaurus - Click on the British flag to get started in English. One you select a term, you'll see it in French, German, Italian, and Spanish at the top of the page. Entries show Use, Use For, Broader Term, Narrower Term, Related Term (although most entries don't have all categories). There is also a hierarchical listing.
Birthday Stars - Looks for a star that is your age in light years from Earth
Encyclopedia of Astrobiology, Astronomy, and Spaceflight - "The goal is to provide a comprehensive source of information covering contemporary astronomy, astrobiology, and astrophysics, SETI, space missions, advanced propulsion concepts, historical aspects, and biographies (past and present)."
Journey through the Galaxy - "...a "mini-net" of pages that explores our solar system, stars, extra-solar planets, the theories about the past and future of the universe, and human exploration of space." Navagation is via the tabs at the top of each page.
physics.org - "The best physics resources, all in one place." hosted by Institute of Physics.
Bad Astronomy Phil Plait's blog - Dedicated to airing out myths and misconceptions in astronomy and related topics moved from Discover Magazine to Slate in November, 2012
Spacebuzz: List of astronomy blogs - Spacebuzz maintains a list of astronomy blogs & tracks currently popular tags used within the astronomy blogosphere