Science

Friday, 17 July 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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Enceladus
It is the sixth-largest moon of Saturn.
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Aurora
In the language of the Sámi people (the native inhabitants of Lapland), the name of the aurora "guovssahasah" means "the sun shining in the sky in the morning or evening".
The Sámi people claimed that creating a song about the aurora borealis is dangerous and threatens to draw polar light on themselves, which bode inevitable death.
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Phobos
It is the closest orbiting moon in the Solar System.
It orbits Mars faster than it rotates, completing an orbit in 7 hours and 39 minutes.
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Earth
The Earth orbits the sun in an elliptical orbit in 365.235 days.
The average distance from the Sun is 150 million km and ranges from 147.09 million km at the periapsis to 152.09 million km at the apsis.
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Aurora
The greatest intensity of auroras occurs at maximum solar activity - this happens every eleven years.
Then you can observe auroras also in Europe.
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Large Magellanic Cloud
The mass of the Large Magellanic Cloud is estimated at 10 billion solar masses, which is about a hundred times less massive than the Milky Way.
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Brain
The brain requires constant supplementation with oxygen.
Cut off from oxygen, brain cells start dying after about 5 minutes.
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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.
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Aurora
The color of the aurora depends on the height at which the atoms are colliding, and the type of atom.
If the collision is with nitrogen, we see the color purple and maroon. Collision with oxygen gives g ...
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NASA
Apollo 13 launched on April 11th, 1970, and was forced to cancel the landing on the lunar surface (precisely on the Fra Mauro site), because of the explosion of an oxygen tank.
Fortunately, the lunar module served as a lifeboat and returned the crew safely back to Earth.
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15 facts about Ganymede
15 facts about Ganymede
The largest moon in the solar system
Ganymede is a huge moon by solar system standards. It is larger than Pluto and Mercury. Apparently, it was observed with the naked eye in ancient time ...
16 facts about Enceladus
16 facts about Enceladus
An icy world with a liquid ocean beneath the surface
Although the name of the moon comes from the giant Enkelados, who was crushed by Zeus in Sicily, the moon itself is relatively small. Its small size i ...
16 facts about Large Magellanic Cloud
16 facts about Large Magellanic Cloud
It is the largest satellite galaxy of the Milky Way
It owes its name to Ferdinand Magellan, who admired it in the sky during his expeditions around the world. To the naked eye, it can be seen as a faint ...
20 facts about Moon
20 facts about Moon
The only natural satellite of the Earth
We call it the silver globe. It has stimulated human imagination for centuries and was ubiquitous in folk stories and legends. It was only in the seco ...
25 facts about Earth
25 facts about Earth
Our house
Although 4 billion years ago no sane person would have given the Earth a chance to support life, today it is a concentration of countless forms of liv ...
16 facts about Milky Way
16 facts about Milky Way
Our galactic home
A galaxy is a gravitationally connected system of stars, dust, gas, and dark matter. It is estimated that there are almost 3.9 trillion of them in the ...
15 facts about nicotine
15 facts about nicotine
Neurotoxin
Nicotine is a natural insecticide that some plants use to defend themselves against pests. It is also a substance that people use as a stimulant, and ...
22 facts about fungi
22 facts about fungi
Eukaryotic microorganisms
Mushrooms are found all over the world and grow in a wide range of habitats. They can be found in extreme environments such as deserts or areas with h ...
24 facts about silver
24 facts about silver
One of the earliest metals used by humanity
Silver is one of the first metals discovered by man, it has been known since antiquity. The Egyptians valued them more than gold. It was used to make ...
25 facts about Cosmos
25 facts about Cosmos
Space, the final frontier
The cosmos or universe is, by definition, all that has existed, exists, and will exist. It is built by three basic elements: space-time, energy, and t ...
19 facts about graphene
19 facts about graphene
Carbon structure resembling a honeycomb shape
This increasingly popular material, which is a flattened form of carbon arranged in cubic structures, may revolutionize our world and the state of cur ...
13 facts about snow
13 facts about snow
White fluff of the winter landscape
Snow, the white fluff of the winter landscape, is not only one of the most charming atmospheric phenomena but also a small wonder of nature. Falling f ...
21 facts about Anorexia Nervosa
21 facts about Anorexia Nervosa
Serious eating disorder
Anorexia is a mental disorder that affects an increasing number of young people. The problem of this disorder is very complex and is caused by many fa ...
14 facts about lava
14 facts about lava
Molten rock released from inside the Earth
Lava is molten material from the Earth's interior (magma) that has escaped to the surface.It is not identical to magma, its composition is slightly di ...
22 facts about Mushrooms
22 facts about Mushrooms
Fungi
Fungi are found worldwide and grow in a wide range of habitats. They can be found in extreme environments such as deserts or areas with high concentra ...
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