Galaxies and metagalaxies
In one of his speeches, A. Einstein said (in 1929): “To be honest, we want to not only find out how it works, but also if possible to achieve the…

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Asteroid temperature
Asteroids are through and through cold, lifeless bodies. In the distant past, their bowels could be warm and even hot due to radioactive or some other heat sources. Since then,…

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Saturn
Saturn is the second largest among the planets of the solar system. Its equatorial diameter is only slightly smaller than that of Jupiter, but Saturn is more than three times…

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whose tails

Comets – Wanderers of the Solar System

Comets – (from the Greek. Kometes – “star with a tail”, “comet”, “shaggy”; literally – “long-haired”), small bodies of the solar system, rotating around the sun in elongated orbits and looking like foggy objects usually with a light clot – core in the center and tail. When approaching the Sun, the tail of the comet increases, formed by gases evaporating under the solar heat.

Comet Hale-Bopp 1996
Presumably, long-period comets fly to us from the Oort Cloud, located on the outer borders of the solar system, in which millions of cometary nuclei circulate.

Comets are shapeless lumps measuring just a few kilometers, consisting of ice mixed with dust particles. Comets move in very elongated orbits, being mostly far from the Sun, where they remain invisible, and Continue reading

Moon relief
Traditionally, two main types of landscape — continents and the sea — stand out on the moon. The prevailing shape of the relief of the lunar surface is the lunar…

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Saturn
Saturn is the second largest among the planets of the solar system. Its equatorial diameter is only slightly smaller than that of Jupiter, but Saturn is more than three times…

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The origin of the moon
The history of the evolution of the moon is interesting not only in itself, but also as part of the general problem of the origin of the Earth and other…

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Radiation of the sun
The radio emission of the Sun has two components - constant and variable. During strong solar flares, the radio emission of the Sun increases by a factor of thousands or…

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