Ptolemy's system.
The formation of astronomy as an exact science began thanks to the work of the outstanding Greek scientist Hipparchus. He first began systematic astronomical observations and their comprehensive mathematical analysis,…

Continue reading →

A new level of evolution
Millions more years pass by. Nature "found" the best amino acid sequences in the chains of polypeptides - protein molecules appeared - the future bricks of living organisms. Replication has…

Continue reading →

Why exactly the earth?
In the meantime, about the Earth, perfectly prepared to become our cradle. We were lucky. On earth, several favorable circumstances for life coincided. Not every star becomes a Sun surrounded…

Continue reading →

underlie the

Achievements in space exploration

Many thousands of years ago, looking at the night sky, a man dreamed of flying to the stars. Billions of shimmering night luminaries made him carry away the thought into the boundless distances of the Universe, awakened the imagination, forced him to think about the secrets of the universe. Centuries passed, man gained ever greater power over nature, but the dream of flying to the stars remained as unrealizable as thousands of years ago. Legends and myths of all nations are full of stories about flying to the moon, the sun and the stars. The means for such flights offered by the folk fantasy were primitive: a chariot drawn by eagles, wings attached to the hands of a person.

In the 19th century, a fantastic story appeared by the writer Jules Verne “From a cannon to the moon”. The Continue reading

Astronomical picture of the world

For centuries, man has sought to unravel the mystery of the great world “order” of the Universe, which the ancient Greek philosophers called Cosmos (translated from Greek – “order”, “beauty”), in contrast to Chaos, which, they believed, preceded the appearance of Cosmos.

The first natural science ideas that came to us about the Universe surrounding us were formulated by ancient Greek philosophers in the 7-5 centuries. BC e. Their natural-philosophical teachings relied on previously accumulated astronomical knowledge of the Egyptians, Sumerians, Babylonians, Aryans, but were distinguished by a significant role of explanatory hypotheses, a desire to penetrate the hidden Continue reading

A new level of evolution
Millions more years pass by. Nature "found" the best amino acid sequences in the chains of polypeptides - protein molecules appeared - the future bricks of living organisms. Replication has…

...

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…

...

Moon exploration
It is not surprising that the first flight of the spacecraft above Earth orbit was directed to the moon. This honor belongs to the Soviet spacecraft Luna-l, which was launched…

...

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…

...