SUKABUMIUPDATE.com – The night sky on September 21 2023 will be decorated with the astronomical phenomenon of the meeting of the Moon, which is Earth’s satellite, with the star Antares, which is one of the brightest stars in the sky.
Launching from the page Long Selatan, The crescent moon and Antares or the alpha star Scorpius can be observed passing each other at less than 1º. This pair can be observed from sunset until the two celestial bodies also set.
The star Antares sets at 22:36 WIB, followed by the Moon which sets at 22:50 WIB. Antares itself is very far from Earth. However, when this phenomenon occurs it is as if the celestial body is near the Moon.
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Perhaps many are curious about what exactly the Antares star is and how far it is from Earth.
The astronomical phenomenon of the moon and star Antares will decorate the night sky on September 21, 2023
Quoting from Ruangangkasa.com, Antares star is a giant star in the universe. This star is a red supergiant star in the constellation Scorpio in the Milky Way galaxy and is the 16th brightest star in the night sky, along with Aldebaran, Spica, and Regulus.
Apart from that, the star Antares is also the four brightest stars near the ecliptic. According to scientists, the distance between Antares and planet Earth itself is around 604 light years.
This red star has a diameter 700 times the diameter of the Sun, so it is estimated that Antares is capable of swallowing Mars’ orbit if it is in the solar system.
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Even though this star is larger than the Sun, this star is cooler than the Sun. Antares has a surface temperature of about 6,500 F (3,539 C), while the surface temperature of the sun can reach about 11,000 F (6,093 C).
If Antares were placed in the center of our solar system, its outer surface would lie between the orbits of Mars and Jupiter, in the Asteroid belt, Antares is about 550 light years (or 170 parsecs) from earth.
Editor: Dede Imran
2023-09-21 08:45:00
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