Science

Saturday, 5 September 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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Amber
Amber has been used as a medicine.
In ancient Rome, amber dust was mixed with honey to cure a sore throat, while mixed with water was u ...
Titan
Several of Titan’s mountains are named for mountains from J. R. R. Tolkien literature (i.e. Moria Montes), and colles (collection of hills) are named after Tolkien’s characters (i.e. Arwen).
Titan
The atmospheric pressure at the surface is 146.7 kPa (1.5 bars), which makes it 45% higher than on Earth.
Titan’s atmosphere is made of 98.4% nitrogen, 1.4% methane, and 0.2% hydrogen, and extends up to 975 ...
NASA
NASA has been sued for trespassing on Mars.
Three men from Yemen sued NASA in 1997 claiming that the agency trespassed on their property. They based their claim on the fact that Mars was given to them by their ancestors over 3,000 years ago.
Enceladus
The average density of Enceladus is 1.61 g/cm3.
Phobos
Phobos is a very small moon. Its dimensions are 26.8 x 21 x 18.4 km.
Silver
In alternative medicine, the so-called colloidal silver as a remedy for various ailments.
Taking too large doses of such silver may lead to argyrosis, and discoloration of the skin, eyes, and mucous membranes to a blue-gray color, which is an irreversible process.
Cosmos
The observable universe is estimated to be 13.8 billion years old.
The limit of error in the calculation is 21 million years.
Moon
The surface of the Moon is littered with impact craters because it does not have an atmosphere thick enough to destroy pieces of rock heading towards it.
The largest crater on its surface is the South Pole-Aitken Basin, it is 2500 km in diameter and 13 km deep.
Milky Way
Our galaxy is surrounded by a spherical halo that extends as much as 200.000 light-years from its center.
The halo consists of old stars and globular clusters, and 90 percent of the material it contains is located within a radius of 100.000 light years from the center of the Milky Way.