Bruce McCandless floats solo during the STS-41B Challenger mission in February 1984 (NASA). It is an iconic image from the 80s. An astronaut floats alone…
Tesla and Mark Twain
One of the best known photographs of Nikola Tesla is not a photograph of Nikola Tesla. Well, Tesla comes out, but behind, like behind the…
The Cosmos through the Telescope of Galileo Galeili
Famous series of six watercolors of the Moon in different phases made “live” by Galileo, engaged in the telescopic observation of the Earth’s satellite in…
They find ‘The Unicorn’, the closest black hole to Earth
It is located 1,500 light years away, it was unknown to date, and it has been nicknamed that because it is unique. It is one…
What is Pluto?
Pluto is a dwarf planet, that is to say, a celestial body that draws an orbit around the Sun and that its mass is sufficient…
THE RENAISSANCE.
THE RENAISSANCE. This period is the arrival point of humanism characterized by a wide cultural movement that occurs in Western Europe during the fifteenth and…
History of Astronomy – Greece
. GREECE For the Pythagoreans (572-48 BC), the sky as a whole is numbers and it is harmony. I know it preaches equality among all…
Astronomy History 2 EGYPT
EGYPT The Nile was vital to Egyptian culture since the stone age. Climate change and desertification Sahara around 8000 BC. C. forced the migrated and…
HISTORY OF THE ASTRONOMY – BABYLON
The history of Babylon is divided into two stages separated from each other by the period of Assyrian rule; the Pale Babylonian or Amorite Empire…
HISTORY OF THE ASTRONOMY
Astronomy is one of the oldest sciences and at the same time one of the most modern. Apparently despised until a few years ago, under…