Galaxy and Planet

The Sombrero Galaxy, visible with amateur telescopes

Sombrero Galaxy or Messier Object 104 is an unbarred spiral galaxy in the constellation Virgo located 31 million light-years from Earth. The galaxy has a diameter of approximately 50,000 light-years, 30% the size of the Milky Way.   What is the Sombrero Galaxy? [ … ]

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 [ … ]

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 [ … ]

Venus, the second planet from the sun

Venus is the second planet from the Sun, orbiting it every 224.7 Earth days. What is Venus? Venus is the second planet from the Sun, orbiting it every 224.7 Earth days. It has the longest rotation period (243 days) of any planet in the Solar System and [ … ]