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ⓘ Astronomical object refers to something that astronomers study. It may be any body or structure in the observable universe. This includes objects like nebulas, ..




Astronomical object
                                     

ⓘ Astronomical object

Astronomical object refers to something that astronomers study. It may be any body or structure in the observable universe. This includes objects like nebulas, star clusters, galaxy clusters, galaxies, stars, protostars, planets, satellites, comets, asteroids. Objects on the Earth are not usually included, except sometimes recently landed meteorites.

                                     
  • used in observational astronomy and also astrology It is used when two objects in the sky are on the opposite side of the sky when viewed from the Earth
  • Right ascension abbreviated RA symbol α is the astronomical word for one of the two coordinates of a point on the celestial sphere when using the equatorial
  • methods. A real direct distance measurement of an astronomical object is possible only for those objects that are close enough to Earth within about a thousand
  • list of astronomical objects made by French astronomer Charles Messier in 1771. Messier was a comet hunter, and was annoyed by fuzzy objects which were
  • planet. The object was originally nicknamed Santa as it was discovered shortly after Christmas. In 2008, the International Astronomical Union gave it
  • mainly on the mass of the star when it formed. These objects are small for their mass. Astronomic objects with an unknown nature are often called compact star
  • Luminosity is the amount of power given off by an astronomical object Stars, galaxies and other objects emit energy in the form of radiation. It is measured
  • In astronomy, a rotation period is the time an astronomical object takes to complete one revolution around its rotation axis relative to the background
  • telescopes and cameras to observe or look at stars, galaxies and other astronomical objects Theoretical astronomy uses maths and computer models to explain

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