Science

Tuesday, 20 January 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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Cosmos
Light from the surface of the Sun to Earth travels about 8 minutes and 10 seconds.
This means that when we look at the Sun in the sky, we see it where it was more than 8 minutes ago.
Milky Way
Although not every galaxy has a supermassive black hole at its center, there is one in the center of the Milky Way.
This region, called Sagittarius A*, is a very bright and compact radio source with a mass of 3.7 million solar masses and a diameter of approximately 44 million kilometers.
Ganymede
Ganymede has a larger diameter than Mercury and is 5268 km.
Aurora
The greatest intensity of auroras occurs at maximum solar activity - this happens every eleven years.
Then you can observe auroras also in Europe.
Brain
Brain cells are produced throughout life.
Until the publication of research on neurogenesis in 2018, it was assumed that the process of creating neurons ends in childhood.
Graphene
Graphene has the potential to replace silicon in many applications.
Graphene can be used to create microprocessors a thousand times more efficient than those we know to ...
Amber
Amber possesses electrostatic properties.
It can produce static electricity when negatively charged by applying friction. Because of that, ancient Greeks named amber “elektron,” which became the basis for the word electricity.
Snow
Snowfall has also been observed on Mars.
They were observed by the Phoenix probe. The snow fell from clouds flowing four kilometers above the ...
NASA
The first living organism sent to space from the U.S. was a chimpanzee called Ham.
Ham, aboard the Mercury Redstone rocket, blasted off on January 31, 1961. “Ham the Astrochimp” was b ...
Moon
The Moon is so far the only celestial body on which humans have landed.
The first successful landing on the Moon took place on July 20, 1969, at 21:17 CET. Shortly after la ...