Our solar system consists of a star we call the Sun, the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto; the satellites of the planets; numerous comets, asteroids, and meteoroids; and the interplanetary med...More
Our solar system consists of a star we call the Sun, the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto; the satellites of the planets; numerous comets, asteroids, and meteoroids; and the interplanetary medium.
Information about each planet and moon in our solar system with many pictures, discussion of the history of its discovery, exploration, and physical characteristics. In addition to the planets, there are also pages about the Sun, many moons...
ancient skywatchers regulated their calendars and tracked days with celestial alignments, often sunrises and sunsets with targetted shadow and light features on equinoxes, solstices and cross quarters
Strive as we might to make sense of the world, some mysteries still confound us. Here are 13 of the most perplexing – cracking any one of them could yield profound truths, says Michael Brooks
www.newscientist.com/special/13-more-things
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