Home » Technology » Once in 50,000 years, a green comet flies past the Earth and Space Museum: Hong Kong is seriously polluted and difficult to observe with the naked eye | Social Affairs

Once in 50,000 years, a green comet flies past the Earth and Space Museum: Hong Kong is seriously polluted and difficult to observe with the naked eye | Social Affairs

A green comet newly discovered in March last year is flying past the earth and the sun, and will be closest to the earth on February 1st, which is an excellent opportunity once in 50,000 years. However, the Hong Kong Space Museum pointed out that Hong Kong is seriously polluted by light, so I believe it will be difficult To observe the “green comet” with the naked eye, it is recommended that the public prepare a small telescope for viewing.

Green Comet C/2022 E3 (ZTF) is gradually passing Earth this week for the first time in 50,000 years.online pictures

This green long-period comet was named C/2022 E3 (ZTF), ZTF means “Zwicky Transient Facility” (Zwicky Transient Facility camera); because the comet flew by Jupiter last March , was first photographed by this camera, and then discovered by people, so the comet was named after this device.

The once-in-50,000-year green comet gradually flies past the earth on February 1st

Green Comet C/2022 E3 (ZTF) is gradually passing Earth this week for the first time in 50,000 years. TWITTER @gb_fabian pics

The once-in-50,000-year green comet gradually flies past the earth on February 1st

Green Comet C/2022 E3 (ZTF) is gradually passing Earth this week for the first time in 50,000 years. AP pictures

This green comet has been lurking in the night sky for several months. It passed the “perihelion” on January 12, and was in close contact with the sun. It will be closest to the earth on February 1, at a distance of about 42.5 million kilometers. Its brightness may reach magnitude 5 to 6 .

The once-in-50,000-year green comet gradually flies past the earth on February 1st

The green comet was only discovered last March. TWITTER @KAGAYA_11949 PICTURE

The once-in-50,000-year green comet gradually flies past the earth on February 1st

The green comet will be closest to the earth today (February 1), which is an excellent opportunity once in 50,000 years. TWITTER @PlanetarioMed PHOTO

Su Zhurong, first-level assistant curator of the Hong Kong Space Museum, said that the special feature of this comet is that it is relatively bright. If citizens go to some dark suburbs under good weather conditions, they can look to the north with a small telescope, facing a place with a wide field of vision and enough darkness The place.

The once-in-50,000-year green comet gradually flies past the earth on February 1st

A green comet newly discovered in March last year is flying past the earth and the sun, and will be closest to the earth today (February 1). AP pictures

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