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Moonstick Co. - manual visual calculators for astronomy, timekeeping, and computation
描述: Moonstick Co. is the designer and manufacturer of manual visual calculators for astronomy, timekeeping, and computation
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网站评级:
3.0 / 5.0, 审阅 Sites Like Search
语: English
网站主题: astronomy
Blue moons, frowly cats, first cousins twice removed, exiled Americans and much more can be found at Obliquity.
网站评级:
3.0 / 5.0, 语: English
Monthly information about the night sky, including specific planetary locations and details on the most important asteroids, comets, and meteor showers.
网站评级:
3.0 / 5.0, 语: English
Photos and blogs of camping trips, star parties and observing sessions.
网站评级:
3.0 / 5.0, 语: English
Program that when given a particular date generates information, the Julian date, sun rise and set times, moon rise and set times, and percent illumination.
网站评级:
3.0 / 5.0, 语: English
Sends subscribers a daily email on astronomical events such as satellite passes and meteor showers.
网站评级:
3.0 / 5.0, 语: English
Get the latest outer space and science news, NASA information, watch space flight videos at Space.com. View exclusive solar system Images, latest astronomy news and ...
网站评级:
4.5 / 5.0, 语: English
Monthly events customizable for different locations.
网站评级:
3.0 / 5.0, 语: English