The constellations
The stars that can be observed in a clear night form certain figures that we call ” constellations “, and that serve to more easily locate the position of the stars. In …
Space Science Notes
Space Science Notes study notes for college and university students: the study of stars, planets, and other objects in space. Astronomers want to understand the universe and our planet’s.
Observation of the Cosmos
Since its origins, the human species has observed the sky . First, directly, then with increasingly powerful telescopes. Now with many electronic media. The ancient civilizations grouped the stars into figures. Our constellations were invented …
What is the Universe?
The Universe is everything, without exceptions. Matter, energy, space and time, everything that exists is part of the Universe. It is also called Cosmos . The sciences that study it are several, especially two: astronomy and …
Planets and Kepler’s Laws: Explanation
The planets of the Solar System are 9 and all have an almost spherical shape. According to the order of increasing distance from the Sun they are Mercury , Venus , Earth , Mars , Jupiter , Saturn , Uranus , Neptune and Pluto . Mercury, Venus, Earth and Mars are called inner planets …
Comets: history, names and models of the stars
Comets: history, life cycle and names of stars, with in-depth analysis on cometary models and on the most famous of periodic comets, Halley’s Comet What you will learn The history …
The planets of the Solar System
The planets of the Solar System: structure, characteristics, size and names of the nine planets, terrestrial or Jupiter, that revolve around the Sun What you will learn The structure of …
Astronomy: Science that studies the stars
Astronomy Science that studies celestial bodies, their properties, nature and evolution. In the past it was customary to clearly distinguish a branch of the a., Astrophysics , which deals specifically with physical processes in …