Science

Sunday, 8 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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Titan
The closest Cassini’s flight around Titan took place at an altitude of 880 km on June 21st, 2010.
Its aim was to check if Titan has its own magnetic field. As it turned out, it does not have a clear ...
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.
Cosmos
The exact size of the universe cannot be estimated.
We can perceive only the visible region of it (one from which light can move faster than the expandi ...
Ganymede
Ganymede's core is composed of iron, which may be partially liquid and is surrounded by a thick mantle made of silicates.
Brain
Even though it accounts for only 2% of body weight, it uses about 20% of the energy produced by the body.
Nicotine
Nicotine is an organic chemical compound (C10H14N2) from the group of pyridine alkaloids.
Under natural conditions, nicotine occurs in the leaves and roots of noble tobacco (Nicotiana tabacum), which is most often used in the tobacco industry. The leaves contain 1 to 3 percent of nicotine.
Graphene
The publication of a groundbreaking experiment on two-dimensional graphene, as well as the description of a surprisingly easy method of obtaining it, triggered a real “graphene gold rush.”
Research has expanded and divided into many different subfields, examining various unique properties of graphene-quantum mechanics, electrical, chemical, mechanical, optical, magnetic, etc.
Large Magellanic Cloud
It is located approximately 163.000 light-years from the Milky Way.
The measurement error from 2013 is 2.2 percent.
Enceladus
The average density of Enceladus is 1.61 g/cm3.
NASA
The Space Shuttle program launched on April 12th, 1981, was the fourth crewed program in NASA's history.
It launched a total of 135 missions and was the first program to reuse a spacecraft. Its main goal w ...