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
The future of a star is determined by its mass. The most massive stars have a very violent death, exploding as supernovae and converting consequentlyRead More
A big part of the success SpaceX has had since it was founded, in 2002, by Elon Musk is due to the success that hasRead More
SpaceX, founded in 2002 by Elon Musk, has had a significant number of successes, and it already plans a manned mission to Mars. The rocketRead More
75,000 years ago, humanity had been at the point of becoming extinct. This catastrophic situation was due to the enormous explosion of the Toba supervolcano,Read More
