- Halley’s Comet was last seen in 1986 AD and it will be seen next in 2062 AD.
- “HEILBOB” was the comet that was seen in 1997 AD.
- Venus which can be seen with the unaided eye from the Earth is the brightest planet in our Solar System.
- Venus was given the nickname “Evening star” and “Morning star” because of its bright, consistent presence.
- Venus is often called ‘Earth’s twin’ because it is similar in shape and size to our own planet.
- The only objects brighter than Venus are the Moon and the Sun. Sirius, the brightest star that can be seen in the sky, is much dimmer than the Venus.
- Every planet has daytime and night-time. Each planet spins at a different speed. Jupiter has the shortest day. It spins around in less than 10 hours.
- Each year on about 3rd of January, the Earth is 147 million km from the Sun, closer than any other time in the year.
- The Earth revolves around the sun in an elliptical path (not quite a circle) in slightly.
- Until 2006, Pluto was considered the 9th planet of the solar system.