Galaxies are formed by billions of stars, dust, and other materials, bounded between them by gravity. These massive stellar bodies are present in many shapesRead More
A trillion is the number of trees that an initiative that started in the year of 2020, wanted to start planting throughout the world, toRead More
The Grand Canyon (the known system of canyons formed by the Colorado River in the North of the Arizona state) is a very important touristicRead More
Mars has incredibly big and tall geological formations than those on the Earth. Moreover, the biggest and tallest volcano of the entire solar system isRead More
Characteristics of beryllium Beryllium, of symbol Be, is the fourth lightest chemical element. It has atomic number 4, that to say, it has 4 protonsRead More
Characteristics of lithium Lithium, of symbol Li, is the third lightest element in our universe. It has atomic number three, that to say, it hasRead More
Characteristics of helium Helium, of symbol He in the periodic table, is a noble and inert (it doesn’t react with any other element) gas inRead More
Characteristics of hydrogen Hydrogen is the chemical element of symbol H and atomic number 1. Its nucleus is formed of only a proton, orbited byRead More
The Soyuz rockets have been launching satellites, supplies and humans to space for almost five decades. This rocket has been functioning since the ’60s, whenRead More
When a supermassive star explodes as a supernova, its nucleus collapses and is converted into an ultra-dense celestial body. It is thought that in theRead More
