Theories of planet formation.
planets space

Theories of planet formation.

According to conventional theories, planets are formed from the protoplanetary disk of a young star, the substance of which is gradually compacted. Because of this, there is a clear relationship between the size of specific stars and the planets that orbit them. But sometimes such calculations are interfered with by unusual facts of observation of […]

Rogue planets roam our galaxy.
galaxy planets

Rogue planets roam our galaxy.

We are used to thinking of planetary systems as something orderly and stable, like our own solar system. However, from time to time, astronomers receive indirect evidence that there are a great many “rogue planets” in the Universe, not tied to a star and wandering around the expanses of their galaxies. As a result of […]