Sirius Star
What Is Sirius? The name of Sirius comes from the Greek word Seirios, which means glowing or scorching. Sirius is easily the brightest star in the night sky visible in …
STARS
Betelgeuse Star
Mysteries Of Betelgeuse Betelgeuse is a star in the constellation Orion that is really quite mysterious, much of this due to the fact that it may be about to transform …
Andromeda Galaxy
The Andromeda Galaxy The Andromeda Galaxy, a spiral galaxy which also has alternate scientific names of M31 and NGC224, is the closest full-sized galaxy to the Milky Way Galaxy, home …
The Universe
In this article, we will be discussing what the nature of the Universe is, its definition, size, properties, history, beginning, and other questions. The first question, which we will answer …
How Many Stars Are There?
How Many Stars Are In The Sky? On a clear night how many stars can be seen in the night sky? Well, that will depend on a number of different …
Milky Way Galaxy
The Milky Way Galaxy The Milky Way is our home galaxy; it contains our Solar System with the Sun and all of its planets. It got the name ‘Milky Way’ …
Planets Like The Earth
How Many Planets Are Like The Earth? We know that there are not really any planets like the Earth in our Solar System. Mars comes the closest but its atmosphere …
What Is A Galaxy?
What Are Galaxies? A galaxy is a gravitationally bound system of matter consisting of stars and remnants of stars, interstellar gas and dust, and dark matter as well. The word …
Exoplanets
What Are Exoplanets? The definition of an exoplanet is a planet outside Earth’s Solar System, orbiting another star, or a rogue planet drifting aimlessly in space. These rogue planets are …