Question

Which are heavenly bodies in space?
(A) Planets and their satellites
(B) Moons, comets
(C) Meteors and asteroids
(D) All of these

Answer 1

Hint: In cosmology, a galactic article or heavenly body is a naturally happening actual element, affiliation, or structure that exists in the discernible universe. In cosmology, the terms item and body are frequently utilized conversely.

Complete answer:
Anything that is in the recognizable universe, bound together by gravity, and is related to their situations in space is known as heavenly bodies. They are otherwise called galactic or divine bodies. Planets, stars, moons, comets, meteors, satellites, and space rocks, are a portion of the glorious bodies in space. There are different types of superb bodies that are yet to be found and investigated.
Instances of galactic items incorporate planetary frameworks, star bunches, nebulae, and worlds, while space rocks, moons, planets, and stars are cosmic bodies.
The universe can be seen as having a progressive structure. At the biggest scales, the crucial part of the gathering is the world. Cosmic systems are coordinated into gatherings and bunches, regularly inside bigger superclusters that are led on extraordinary fibers between almost void voids, framing a web that traverses the perceptible universe.
Worlds have an assortment of morphologies, with unpredictable, circular, and plate-like shapes, contingent upon their arrangement and transformative chronicles, incorporating association with different cosmic systems, which may prompt a merger. Disc universes envelop lenticular and winding universes with highlights, for example, twisting arms and a particular radiance. At the center, most cosmic systems have a supermassive dark opening, which may bring about a functioning galactic core. Systems can likewise have satellites as bantam universes and globular bunches.
The constituents of a world are framed out of a vaporous issue that gathers through gravitational self-fascination in various levels. At this level, the subsequent central parts are the stars, which are ordinarily gathered in bunches from the different consolidating nebulae. The incredible assortment of heavenly structures is resolved for the most part by the mass, arrangement, and transformative condition of these stars.

Thus, option (D) is correct.

Note: Stars might be found in multi-star frameworks that circle about one another in a various leveled association. A planetary framework and different minor items, for example, space rocks, comets, and trash can shape in a progressive cycle of growth from the protoplanetary circles that encompass recently shaped stars.