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 […]

Tissint, a Moroccan meteorite
Meteorites. space

Tissint, a Moroccan meteorite

It was only in the nineteenth century that it was accepted that meteorites were really pebbles falling from the sky. Today we know that these are the keys to understanding the origin of the Solar system and the planets. It has even been discovered that some of them came from La Luna and others from […]

Planetary system
planets space

Planetary system

A planetary system is a system of stars and various non-stellar astronomical objects: planets and their moons, dwarf planets and their moons, asteroids, meteoroids, comets, and cosmic dust that revolve around a common barycenter, that is, the center of mass.Our own planetary system, which includes the Earth, together with the Sun forms the Solar System.The […]

Planets in our galaxy.
space

Planets in our galaxy.

At least 3.5% of the stars in our Galaxy may have Earth-like planets made up of solid rock. This is about a billion worlds, a small part of which can be inhabited by living organisms, according to a report by scientists presented on Tuesday at the Annual Meeting of the Royal Astronomical Society in the […]

Doubts about the Ninth Planet.
planets space

Doubts about the Ninth Planet.

Astronomers doubt that there is an undiscovered 9th planet in our solar system.Planet Nine is a theoretical undetected giant planet in the mysterious remote corners of our solar system.The presence of Planet 9 is thought to explain everything from the tilt of the Sun’s rotation axis to the apparent cluster of small, icy asteroids orbiting […]