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2. Yard globe - Wikipedia

   en.wikipedia.org/wiki/Yard_globe

   A gazing ball in a garden located in Breda, Netherlands. A yard globe (also known as a garden globe, gazing ball or chrome ball) is a mirrored sphere displayed as a lawn ornament, typically atop a conical ceramic or wrought iron stand. Sizes ranges from 1 in (25 mm) up to 10 m (33 ft) in diameter, with the most popular gazing ball being 12 in ...

3. Lodovico delle Colombe - Wikipedia

   en.wikipedia.org/wiki/Lodovico_delle_Colombe

   Then he proceeded to outline some thought experiments. If a cannon was fired due east, the ball moved in the direction of the Earth's rotation; if fired to the west, the ball moved against the Earth's rotation. Since the ball lands the same distance from the cannon in either case, the Earth cannot be moving.

4. Miracle of the Sun - Wikipedia

   en.wikipedia.org/wiki/Miracle_of_the_Sun

   Page from Ilustração Portuguesa, 29 October 1917, showing the people looking at the Sun during the Fátima apparitions attributed to the Virgin Mary. The Miracle of the Sun (Portuguese: Milagre do Sol), also known as the Miracle of Fátima, is a series of events reported to have occurred miraculously on 13 October 1917, attended by a large crowd who had gathered in Fátima, Portugal, in ...

5. List of highest astronomical observatories - Wikipedia

   en.wikipedia.org/wiki/List_of_highest...

   The Indian Astronomical Observatory stands at an altitude of 4,500 m (14,800 ft) on Mount Saraswati in Ladakh, India. Aerial view of part of the Mauna Kea Observatory, showing Subaru, Keck, and IRTF telescopes (left to right).

6. Planetarium - Wikipedia

   en.wikipedia.org/wiki/Planetarium

   Traditional planetarium projection apparatus use a hollow ball with a light inside, and a pinhole for each star, hence the name "star ball". With some of the brightest stars (e.g. Sirius , Canopus , Vega ), the hole must be so big to let enough light through that there must be a small lens in the hole to focus the light to a sharp point on the ...

7. List of voids - Wikipedia

   en.wikipedia.org/wiki/List_of_voids

   a map of galaxy voids. This is a list of voids in astronomy.Voids are particularly galaxy-poor regions of space between filaments, making up the large-scale structure of the universe.