bee constellation

bee constellation插图

Apis
As a result of the confusion,Avis Indica was renamed to Apus,andApis,the constellation representing the bee,became Musca,the fly. French astronomer Lacaille called the constellation Apus in his chart of the southern skies published in 1763,but both Apis and Avis continued to be used well into the 19th century.

What is the brightest star in the Cancer constellation?

Praesepe, also known as Messier 44 (M44) or the Beehive Cluster, is a large, bright open star cluster located in the constellation Cancer. It is the brightest deep sky object in the constellation. The cluster has the designation NGC 2632 in the New General Catalogue.

What is the brightest star cluster in the constellation Messier?

It is the brightest deep sky object in the constellation. The cluster has the designation NGC 2632 in the New General Catalogue. Messier 44 lies at a distance of about 577 light years from Earth. It is one of the nearest open star clusters to Earth.

Which constellation is located in the southern hemisphere?

Apus constellation is located in the southern hemisphere. It is a small constellation that represents the bird of paradise.

Which constellation represents the bird of Paradise?

Apus Constellation. Apus constellation is located in the southern hemisphere. It is a small constellation that represents the bird of paradise.

What is the cluster of Achlus?

The philosopher Aratus of Soli called the cluster Achlus, meaning “little mist,” in his poem Phaenomena (260-270 B). In his Prognostica, Aratus described how the Greeks used Praesepe to forecast weather: “A murky manger with both stars [gamma and delta] shining unaltered is a sign of rain.”.

What is the brightest star in Messier 44?

These stars originally belonged to the spectral class B. The brightest star in Messier 44 is ε Cancri (Epsilon Cancri), a hot blue-white star belonging to the spectral class A, with an apparent magnitude of 6.3. M44 contains at least 20 stars that are brighter than magnitude 8.0.

Why did Messier add Praesepe to his catalogue?

The inclusion of the cluster has been noted as curious because Messier mostly included objects that were fainter and more easily confused with comets. Praesepe, the Pleiades cluster in Taurus, and the Orion Nebula ( Messier 42) in Orion are not likely to be confused for different kinds of objects as they are all quite easy to observe. It is possible that Messier simply wanted to have a more comprehensive catalogue of deep sky objects and added some well-known objects to the list.

What is the name of the star cluster in the constellation Cancer?

Praesepe (M44): The Beehive Cluster . Praesepe, also known as Messier 44 (M44) or the Beehive Cluster, is a large, bright open star cluster located in the constellation Cancer. It is the brightest deep sky object in the constellation. The cluster has the designation NGC 2632 in the New General Catalogue. Messier 44 lies at a distance of about 577 …

How many stars are in a beehive cluster?

The name Praesepe, pronounced [pra??si?p?], comes from the Latin word meaning “manger” or “cradle.”. The Beehive Cluster contains about 1,000 stars. These are mostly young stars, with an approximate age of 600 million years.

How many light years is Messier 44?

Messier 44 – the Beehive Cluster, image: Giuseppe Donatiello (CC0 1.0) Messier 44 spans about 15 light years and covers an area corresponding to about three full moons, or 1.5 degrees in the sky. It is visible to the unaided eye in good viewing conditions.

How far is Messier 44 from Earth?

The cluster has the designation NGC 2632 in the New General Catalogue. Messier 44 lies at a distance of about 577 light years from Earth. It is one of the nearest open star clusters to Earth. It contains more stars than the majority of other clusters that lie close to the solar system.

What is the M44 constellation?

March 4, 2020. Beehive star cluster, aka M44, by Fred Espenak at AstroPixels. Used with permission. Although it’s one of the 12 constellations of the zodiac, Cancer the Crab is so faint that you’d likely never notice it … except for the lovely star cluster in its midst. This cluster is commonly known as the Beehive, or M44.

What is the 44th object in Messier’s catalog?

Hence the designation M44: the 44th object in Messier’s catalog. The Beehive star cluster was known as a manger in Greek and Roman mythology. You might notice two bright stars on either side of the cluster with your binoculars, or you might see them with the unaided eye in dark skies.

What is the name of the cluster in the breast of Cancer?

As early as the second century A.D., Ptolemy wrote that the Beehive star cluster was: … the nebulous mass in the breast of Cancer. In ancient times, the cluster was used as a weather predictor. Pliny said: If Praesaepe is not visible in a clear sky it is a presage of a violent storm.

Where is the beehive star cluster?

The Beehive star cluster is halfway between Regulus and the Castor-and-Pollux pair. In March, look in the east after dark. You’ll probably see Regulus, the brightest star in the constellation Leo, rather close to the eastern horizon. Then the bright stars Castor and Pollux in the constellation Gemini will catch your eye higher up in the eastern sky.

What is the brightest star in the beehive?

If you use binoculars to see the Beehive, the brightest star you are seeing is 42 Cancri. Becky Smethurst of University of Oxford discusses Messier 44 and the discovery of planets around stars in the open cluster. In 2012, two planets were found in the Beehive by the Kepler Space Observatory.

How far is the beehive from the Sun?

It has a larger population of stars than most other nearby clusters. The Beehive open cluster’s distance is estimated to be between 520 to 610 light-years from our solar system.

How many exoplanets have been found in the beehive?

Since their discovery, Kepler has found four more exoplanets orbiting stars in the Beehive. Artist’s concept of a gas giant planet in the Beehive star cluster. All around, the stars of the Beehive cluster shine brightly in the dark. Image via NASA/ JPL-Caltech. Image via ConstellationofWords.com.

What are the two objects in the constellation Apus?

Apus is home to two notable deep sky objects: the globular clusters NGC 6101 and IC 4499. The constellation also contains the galaxies IC 4633 and IC 4635.

What quadrant is Apus in?

It lies in the third quadrant of the southern hemisphere (SQ3) and can be seen at latitudes between +5° and -90°. The neighboring constellations are Ara, Chamaeleon, Circinus, Musca, Octans, Pavo, and Triangulum Australe. Apus has two star systems with known exoplanets, HD 131664 (G3V) and HD 134606 (G6IV).

How many star systems does Apus have?

Apus has two star systems with known exoplanets, HD 131664 (G3V) and HD 134606 (G6IV).

What is the meaning of the name Apus?

Apus was originally named Paradysvogel Apis Indica by Petrus Plancius, who created and introduced the constellation. Paradysvogel means “the bird of paradise” in Dutch, and Apis Indica is Latin for “indian bee.” Apis, the word for “bee,” was presumably used in error and the constellation should have been named Avis, which means “bird.”

What is the brightest star in Apus?

With an apparent magnitude of 3.825, Alpha Apodis is the brightest star in Apus. Approximately 410 light years distant, it is classified as a K-type giant.

Where is NGC 6101 located?

NGC 6101 is a small globular cluster in Apus that can be observed through a 4.5-inch telescope. It lies seven degrees north of Gamma Apodis and has an apparent magnitude of 9.2.

What is the Apus constellation?

Apus constellation is located in the southern hemisphere. It is a small constellation that represents the bird of paradise. The name of the constellation is derived from the Greek word apous, which means “footless.” (Birds of paradise were at one point in history believed to lack feet.) There are no myths associated with the constellation.