solar system
Solar System is located in _____ galaxy.
milkyway
Do some asteroids have moons orbiting them?
Yes, Cleopatra actually has two moons orbiting it.
What are comets made of?
dust and ice
what shape is a meteorite
Meteorites are irregular in shape (not oval or round). Some meteorites show somewhat faceted or flattened surfaces, while a few are cone-shaped.
who was the first man on the moon
How many planets are there in the Solar System?
There are eight planets in the Solar System
If you took all the asteroids in the main belt and lumped them together, how large would it be?
smaller than our moon, one twenty-fifth the size of the Moon.
How big is the biggest comet? whats the comets name + 100pts
Comet Sarabat has a core that is about 100 miles wide.
How big is a meteor?
about 2.7 m (9 ft) long by 2.4 m (8 ft) wide, estimated to weigh 60 tonnes
when did the first satellite go into space
February 1, 1958
when did our solar system begin to form
about 4.5 billion years ago
Is it possible to see asteroids and comets from Earth?
yes, not with the naked eye
Can asteroids turn into comets?
too little study to determine but yes
What is a meteor made of?
iron-nickel metal with small amounts of sulphide and carbide minerals.
Has sun been explored?
no but, NASA's Parker Solar Probe is studying our star from closer than any other spacecraft.
name all of the planet in our solar system
What does asteroid literally mean?
star-like, starlight
Are comets stronger than asteroids?
(yes) a comet could pack nine times more destructive power than an asteroid of the same mass.
What causes a meteor?
a meteoroid crashing through Earth's atmosphere.
how many stars are in our solar system
at least 100 billion stars
What planet was recently discovered?
Planet X
Who was the astronomer who discovered the first asteroid in 1801?
Giuseppe Piazzi
what does comet stand for
Cooperative Program for Operational Meteorology, Education, and Training.
what's the difference between a meteorite and a meteor
When a meteoroid survives a trip through the atmosphere and hits the ground, it's called a meteorite.
how do the northern lights work?
Auroras occur when charged particles (electrons and protons) collide with gases in Earth's upper atmosphere. Those collisions produce tiny flashes that fill the sky with colourful light.