GK on Universe and Space
1-Sun was born roughly 4.6 billion years ago.
2- The diameter of Sun is 1,392,684 km (865,374 mi).
3-The distance between sun and earth is 92,960,000 miles (149,600,000 km)
4-Sun’s Chemical Composition are 71% of Hydrogen, 26.5% Helium and2.5% of other elements.
5-Which planet is known as the Morning Star or the Evening Star?
Ans- VENUS.
6-The planet with the most number of moons is Jupiter with 66 moons.
7-Name of the closest planet to the sun is Mercury.
8- Venus is the Hottest Planet in the solar system.
9- Which planet has the most volcanoes?
Ans -Venus.
10-Which planets do not have moons ?
Ans- Mercury and Venus.
11-When the Halley’s Comet will be visible from Earth again?
Ans- 2061.
12-Which Planet spins backwards relative to the others ?
Ans -Venus.
13-Name Jupiter’s 4 biggest moons?
Ans-Europa, Ganymede, Callisto and Io.
14- Where is The “edge of space” located ?
Ans- 100 km (62 mi) above sea level.
15- Who was the first person to reach space?
Ans- Yuri Gagarin, in 1961.
16-Name five recognized dwarf planets ?
Ans- Pluto, Ceres, Eris, Makemake & Haumea.
17-. Who was the first woman to reach space ?
Ans- Valentina Tereshkova, in 1963.
18-Who was the first person to set foot on the Moon?
Ans- Neil Armstrong.
19-What are the notable satellites of Mars ?
Ans -Phobos & Deimos.
20-. When does a lunar eclipse occur ?
Ans- when the Earth is between — the Sun and the Moon.
