Science

Wednesday, 3 June 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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Ganymede
The density of the moon is relatively low and amounts to 1.9 g/cm³.
Silver
Silver occurs in nature in its native form (a rare mineral consisting mainly of metallic silver), along with sulfur, arsenic, antimony and chlorine.
It is also found in the ores: argentite (a rare mineral from the sulfide group), chlorargyrite (a ve ...
Cosmos
The observable universe is estimated to be 13.8 billion years old.
The limit of error in the calculation is 21 million years.
Titan
It was discovered on March 25th, 1655 by Danish astronomer Christiaan Huygens.
Huygens and his older brother began producing telescopes around 1650, and it was thanks to one of their devices they noticed Titan. It was the sixth discovered moon in the Solar System.
Moon
Up to 14.000 square kilometers of the Moon's surface may remain in perpetual shadow.
Water is most likely to be present in these places.
Graphene
Another potential area of application of graphene is materials engineering.
Very high-quality graphene could be combined with other materials, e.g. rubber or plastics, which wo ...
Snow
Snow is formed from the finest droplets of over-cooled water in clouds.
These droplets attach themselves to nuclei of crystallization, which can be, for example, dust parti ...
NASA
The most memorable mission of Project Mercury was Freedom 7.
The liftoff took place on May 5th, 1961. It allowed Alan Shepard Jr. to go down in history as the fi ...
Enceladus
Underneath the icy crust is an ocean of liquid water 75 kilometers deep.
lava
During a volcanic eruption, several hundred cubic meters of lava are usually ejected.
These volumes can vary, sometimes being very large, such as during the eruption of the Laki rift vol ...