An astronomical object, celestial object, stellar object or heavenly body is a naturally occurring physical entity, association, or structure that exists...

type of astronomical object. List of Solar System objects List of gravitationally rounded objects of the Solar System List of Solar System objects most distant...

This article documents the most distant astronomical objects discovered and verified so far, and the time periods in which they were so classified. For...

Various unknown astronomical objects have been hypothesized throughout recorded history. For example, in the 5th century BCE, the philosopher Philolaus...

astronomical object is a meteorological optical phenomenon, in which light rays are bent to produce distorted or multiple images of an astronomical object...

The Messier objects are a set of 110 astronomical objects catalogued by the French astronomer Charles Messier in his Catalogue des Nébuleuses et des Amas...

A deep-sky object (DSO) is any astronomical object that is not an individual star or Solar System object (such as Sun, Moon, planet, comet, etc.). The...

This is a list of astronomical objects named after people. While topological features on Solar System bodies — such as craters, mountains, and valleys...

Sun. The International Astronomical Union (IAU) initially classified Sedna as a member of the scattered disc, a group of objects sent into high-eccentricity...

names. Over the last few hundred years, the number of identified astronomical objects has risen from hundreds to over a billion, and more are discovered...

dictionary. An extrasolar object (from Latin extra 'outside or beyond' and solaris 'of the Sun') is an astronomical object that exists outside the Solar...

An interstellar object is an astronomical object (such as an asteroid, a comet, or a rogue planet, but not a star or stellar remnant) in interstellar space...

one of many long-period planetary objects yet to be discovered." In 1943, in the Journal of the British Astronomical Association, Kenneth Edgeworth hypothesized...

Retrieved 3 December 2019. Arthur A. Hoag (1950). "A peculiar object in Serpens". The Astronomical Journal. 55: 170. Bibcode:1950AJ.....55Q.170H. doi:10.1086/106427...

magnitude (m) is a measure of the brightness of a star, astronomical object or other celestial objects like artificial satellites. Its value depends on its...

(abbreviated NGC) is an astronomical catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects, including galaxies...

1764, and was the first Messier object to be discovered by Charles Messier himself. Messier originally mistook the object for a nebula without stars. This...

Observational astronomy is focused on acquiring data from observations of astronomical objects. This data is then analyzed using basic principles of physics. Theoretical...

together as a single telescope to provide higher resolution images of astronomical objects such as stars, nebulas and galaxies by means of interferometry. The...

Astronomical Society of Canada. 71: 281. Bibcode:1977JRASC..71..281C. Retrieved 1 March 2021. "William Herschel's Observations of the Messier Objects"...

A substellar object, sometimes called a substar, is an astronomical object, the mass of which is smaller than the smallest mass at which hydrogen fusion...

by Chinese astronomers as a guest star. The nebula was the first astronomical object identified that corresponds with a historically-observed supernova...

Atlas of the Messier Objects: Highlights of the Deep Sky. Cambridge University Press. p. 88. ISBN 978-0-521-89554-5. "SIMBAD Astronomical Database". Results...

the constellation of Centaurus that was first identified as a non-stellar object by Edmond Halley in 1677. Located at a distance of 17,090 light-years (5...

infrared by the Spitzer Space Telescope List of Messier objects Lists of astronomical objects NGC 1167, another LINER galaxy NGC 1291, a galaxy with an...

Originally, the term "nebula" was used to describe any diffused astronomical object, including galaxies beyond the Milky Way. The Andromeda Galaxy, for...

An astronomical catalogue is a list or tabulation of astronomical objects, typically grouped together because they share a common type, morphology, origin...

Catalogue was a list of astronomical objects compiled by Charles Messier between 1771 and 1781, in which he briefly described each object and provided their...

Astrophotography, also known as astronomical imaging, is the photography or imaging of astronomical objects, celestial events, or areas of the night sky...

Astronomical nutation is a phenomenon which causes the orientation of the axis of rotation of a spinning astronomical object to vary over time. It is caused...