The solar system
What is the size of the sun?
1,392,000 km across
Who was the first person to find Neptune?
Urbain Le Verrier
Who named Pluto, and why did they name the dwarf planet Pluto?
Venetia Burney. She learned in class, that planets were named after ancient Roman gods. When she found out that a new planet was discovered, she thought of the name Pluto, since the god Pluto didn't have a planet named after him.
At what angle is earth leaning on?
23.44 degrees
Who was the first person to reach space? And when did they go?
Yuri Gagarin went into space in April 12, 1961
How wide and thick are Saturn's rings?
270,000 km wide and 30 meters thick
Which astronomers thought there was a planet beyond Uranus but never took time to look for it and missed the chance?
James Challis and Johann Encke
Who named the moon's craters?
Giovanni Riccioli, he named big craters after himself and his scientist pal, Grimaldi.
Name all the stars that are connected to make the constellation of the Big Dipper.
Dubhe, Merak, Phekda, Megrez, Alioth, Mizar, and Alkaid. ( It's okay if you also said Alcor)
What telescope captured the first photo of a black hole?
The Event Horizon telescope.
What is the length of a year and a day on Venus?
Day: 243 year: 225
Who was the most famous astronomer to believe in aliens? Say their name, last name, how long they lived and specifically what they believed.
Percival Lowell (1855-1916) believed that there was a planet beyond Neptune and aliens dug canals to bring water to Mars.
What is the vastest valley and the highest mountain in the Solar system?
The Mariner valley and Mons Olympus
Which one of these scenarios could really happen?
1, Planets line up and their gravity causes earthquakes and storms on earth. 2, Aliens invade us. 3, a giant galaxy collides with the milky way and earth gets sucked into a black hole. 4, a star blows up and turns earth's atmosphere into laughing gas. 5, The sun eats the earth up. 6, a lot Meteors drop into earth. 7, a huge comet crashes into earth. 8, A giant Asteroid smashes into earth
3,4,5,7, and 8
Why is a black hole called a black hole?
No light can scape them, so they always look black.
what is the name given to the moment the universe was formed?
The big bang
what is the name of the group of galaxies to which we belong?
the local group.
what is a Oort cloud?
A region of space filled with large lumps of rock and ice.