Science

Saturday, 7 November 2026
13 facts about Deimos
13 facts about Deimos
A smaller moon of Mars
Deimos is a smaller and more distant Martian moon. Its diameter is only 12.4 km, although it is difficult to talk about the diameter in the case of su ...

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Deimos
Deimos was discovered by American astronomer Asaph Hall on August 12, 1877, through a telescope at the US Naval Observatory.
It was not discovered accidentally, the astronomer conducted observations precisely to find the planet's natural satellites.
Moon
The moon was formed about 4527 billion years ago, or about 30 to 50 million years after the formation of the solar system.
Silver
Silver is also used in medicine. Its healing properties were already described by Hippocrates.
Its importance in medicine lies in the use of strong antibacterial properties. Before antibiotics were available, silver compounds were used to prevent infections during World War I.
Milky Way
The disk of dark matter surrounding the Milky Way is about 2 million light-years in diameter.
It interacts with visible matter only gravitationally and remains invisible and undetectable in any other way. It is estimated that 90 percent of the mass of the Milky Way is dark matter.
lava
Magma can also solidify deep within the Earth's crust.
It then forms intrusions, bodies of rock that have penetrated between older rock formations. In the ...
Aurora
The Aurora Borealis in the northern hemisphere is visible between September 21 and March 21, between 6 p.m. and 1 a.m. when it is dark outside.
The range of the region in Northern Europe includes the Kola Peninsula in Russia and the territory of three Nordic countries: Finland, Sweden, and Norway.
Snow
There are various snow events of varying duration and intensity, such as snow flurries, snow showers, snow squalls, blowing snow, and blizzards.
Snow flurries are minor snowfalls that cause light dusting or no snow accumulation.During snow showe ...
Aurora
In Finnish, the aurora is referred to as "revontulet, " which means "fox fire".
The name comes from the legend of an arctic fox that ran north, spreading its tail sparks of fire shining in the moonlight.
Nicotine
Larger doses of nicotine cause permanent blocking of the nervous system.
Nicotine binds permanently to nicotinic receptors in nerve cells, disturbing their metabolism. Initi ...
Earth
The Earth has the only natural satellite - the Moon.
The moon is relatively large for a natural satellite. Its diameter is approximately ¼ the diameter of the Earth. It orbits the Earth at an average distance of 384.400 km.