Nebulae
Nebulae are mostly made of
Gas & Dust
True or False: We have taken photos of the entirety of our own Milky Way galaxy
FALSE. We can't take a photo of what we are in and it would take billions of years for us to travel far enough to take a selfie of our own galaxy. All galaxy photos are of OTHER galaxies.
The two gas giants in our solar system are
Jupiter and Saturn
Astronomy is different to Astrology by...
Astronomy is an accepted science. Astrology is a pseudoscience.
What causes most nebulae to glow
UV radiation from nearby stars
Our closest neighbouring galaxy is called...
Andromeda
The two ice giants in our solar system are
Neptune and Uranus
The sky is separated into 12x 30 degree segments.
The 3 things that most often lead to what a nebula will be called
What is looks like, who discovered it, or where it is located in the sky
Galaxies are made of...
A collection of stars, dust, and gas
The terrestrial planets in our solar system are
Mercury, Venus, Earth, Mars
True or false, all of the stars that we see in the sky are in our own galaxy?
True
This nebula is the remains of a star that went supernova almost 1,000 years ago. It is the most studied nebula because it's close to us and is expanding extremely fast.
Crab nebula
What is the middle of a galaxy called, and what is at the middle of a galaxy?
A galactic core/centre, a supermassive black hole
In 1543 an astronomer named Nicolaus Copernicus showed a mathematical model of the solar system that placed the Sun at the centre. This model is called...
Heliocentric
(Helios is the greek god of the sun... and Helium, the atom, its name comes from when we noticed it existed in the suns corona (outer sun atmosphere))
The hubble space telescope spent how long taking a picture of an "empty" part of the sky to produce the hubble deep field image?
10 days