China Naming Network - Weather knowledge - What does it mean that Venus, Mercury, Jupiter, Mars, Saturn, Uranus and Neptune are on the same line?

What does it mean that Venus, Mercury, Jupiter, Mars, Saturn, Uranus and Neptune are on the same line?

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"Six-star alignment" refers to the astronomical phenomenon that six planets converge on one side of the sun at the same time, and the opening angle is less than 100 degrees. It belongs to a kind of planetary conjunctions phenomenon, including "nine-star renju" and "seven-star renju". According to the statistics of scientists, so far, "six-star renju" has happened 49 times. If the θ angle is expanded to 10 degree, "six-star alignment" will appear 709 times. According to media reports, from May of 20 1 11/year, there will be six-star wonders such as water, gold, wood, fire, heavenly king and Neptune in the sky in the United States and other regions, and this spectacle will last for several weeks, which has triggered many netizens to start the doomsday theory.

Six-star conjunction belongs to planetary conjunction. The latest "planetary conjunction" occurred on May 20, 2000, which is of course an asymptotic process. From May 5 to May 20, except Uranus and Neptune, the other six planets in the solar system-Mercury, Venus, Earth, Mars, Jupiter, Saturn and Pluto, once the ninth largest planet, will be arranged in a certain direction, but they will not be strung in a line like candied fruit, but scattered in a limited range. The nine planets in the solar system are actually slightly inclined to the ecliptic plane (the earth's orbital plane including the sun). That is to say, even in the conjunction of planets, these planets will not line up in a straight line, but will be unevenly dispersed. The so-called "planetary conjunctions" only exist in people's minds.

According to the calculation results, scientists selected the "planetary conjunction" of more than seven planets in the last 300 years (1850~2 150), and the maximum θ angle was included in the "planetary conjunction", and the astronomical phenomena * * * had 17 times.

From 300 BC1to 3000 AD, what was the situation during these 6000 years? Scientists tell us that there are 49 kinds of "six-star arrangement", 3 kinds of "seven-star arrangement" and no or no "eight-star arrangement" with an angle below 5 degrees. If the θ angle is expanded to 10 degree, there are 709 "six-star renju", 52 "seven-star renju" and 3 "eight-star renju".