Universe

Brown dwarfs are simply amazing

Brown dwarfs are substellar objects that occupy the mass range between the heaviest gas giant planets and the lightest stars.   What are brown dwarfs? Unlike the stars in the main-sequence, they are not massive enough to [ … ]

Pluto in the Kuiper belt in the Solar System

The Kuiper belt, sometimes called the Edgeworth–Kuiper belt, is a circumstellar disc in the Solar System beyond the (known) planets, extending from the orbit of Neptune (at 30 AU) to approximately 50 AU from the Sun.   What is the Kuiper belt? It is [ … ]

The Milky Way: our amazing galaxy

The Milky Way is the galaxy that contains our Solar System. The descriptive “milky” is derived from the appearance from Earth of the galaxy – a band of light seen in the night sky formed from stars that [ … ]

The Orion Molecular Cloud Complex

The Orion Molecular Cloud Complex (or, simply, the Orion Complex) is a large group of bright nebulae, dark clouds, and young stars in the Orion constellation. The cloud is between 1 500 and 1 600 light-years [ … ]

Jupiter which has at least 69 moons!

Jupiter is the fifth planet from the Sun and the largest in the Solar System. It is a giant planet with a mass one-thousandth that of the Sun, but two and a half times that of all the other planets in the [ … ]