cancer constellation illustration

cancer constellation illustration插图

What Constellation is cancer in?

Cancer Constellation. Cancer belongs to the Zodiac family of constellations, along with Aries, Taurus, Gemini, Leo, Virgo, Libra, Scorpius, Sagittarius, Capricornus, Aquarius, and Pisces. Cancer contains two Messier objects – the Beehive Cluster (M44, NGC 2632) and M67 (NGC 2682) – and has two stars with known planets.

What is the zodiac sign of cancer?

Cancer belongs to the zodiac family of constellations, along with Aries, Taurus, Gemini, Leo, Virgo, Libra, Scorpius, Sagittarius, Capricornus, Aquarius, and Pisces. Cancer contains two Messier objects – the Beehive Cluster (M44, NGC 2632) and M67 (NGC 2682) – and has two stars with known planets.

What Constellation is associated with the crab sent by Heracles?

In Greek mythology, the constellation Cancer is associated with the crab sent by Hera to kill Heracles. In different versions of the myth, the crab is either kicked into the sky by Heracles or placed among the stars by Hera after getting crushed by the Greek hero.

What is the faintest constellation in the zodiac?

Cancer is the faintest of the 12 zodiac constellations. Its symbol is . The constellation was first catalogued by the Greek astronomer Ptolemy in the 2nd century. Cancer contains a number of famous deep sky objects, among them the open cluster Praesepe, also known as the Beehive Cluster (Messier 44), the open cluster Messier 67,…

What are the deep sky objects in cancer?

Cancer contains a number of famous deep sky objects, among them the open cluster Praesepe, also known as the Beehive Cluster (Messier 44), the open cluster Messier 67, and the interacting spiral galaxies NGC 2535 and NGC 2536.

How many stars are in Cancer?

Cancer contains two Messier objects – the Beehive Cluster (M44, NGC 2632) and M67 (NGC 2682) – and has two stars with known planets. The brightest star in the constellation is Al Tarf, Beta Cancri. The Delta Cancrids are the only meteor shower associated with the constellation. Cancer contains 10 named stars.

How many planets are there in 55 Cancri?

55 Cancri is notable because, as of 2010, astronomers have confirmed five extrasolar planets orbiting the primary star in the system, 55 Cancri A. This is one of the four known planetary systems known to have at least five planets. (Others are our solar system, Gliese 581 in the constellation Libra and HD 10180 in Hydrus .) The planet nearest to the star is believed to be a terrestrial planet with a mass similar to Neptune, while the outermost planets are believed to be Jovian planets, with masses comparable to that of Jupiter.

What are the names of stars?

The proper names of stars that have been officially approved by the International Astronomical Union (IAU) are Acubens, Asellus Australis, Asellus Borealis, Copernicus, Gakyid, Meleph, Nahn, Piautos, Tarf, and Tegmine. Cancer constellation map by IAU and Sky&Telescope magazine.

How many binary stars are in Zeta Cancri?

The system has an apparent magnitude of 4.67. Zeta Cancri is composed of two binary stars, Zeta-1 Cancri and Zeta-2 Cancri, separated by 5.06 arc seconds. The first pair, Zeta Cancri A and Zeta Cancri B, consists of yellow-white F-type main sequence dwarfs. They are separated by 1 arc second in the sky.

How far away is 55 Cancri?

The system is approximately 41 light years distant.

How far away is the star Praesepe?

It is 180 light years distant. It is the second brightest star in Cancer. It marks the location of Praesepe (Messier 44), the famous open cluster, also known as the Beehive Cluster. The star is also notable for its less famous name, Arkushanangarushashutu, which is the longest of all the known star names.