Galaxy churns out new stars at a prodigious rate. Most of these stars die in huge explosions, with supernovas occurring every 20 or 30 years.
What is starburst galaxy
100
What appears to be a body of liquid water the volume of the North American Great Lakes locked inside the icy shell of Jupiter's moon.
What is Europa
100
The galaxy that contains our Solar System. Its name is derived from its appearance as a dim glowing band arching across the night sky whose individual stars cannot be distinguished by the naked eye.
What is the Milky Way Galaxy
200
This planet shares a name with a Roman God, and is often referred to as "the red planet"
What is Mars
200
Known by many names it is used most often for navigation.
What is the north star
200
These contain supermassive black holes. They are no more than a light year or two across but thousands of times brighter than our entire galaxy, which allows them to be seen more than 10 billion light years away.
What is Quasars
200
is an enormous 'dark hole' in deep space, but not a black hole.
What is dark galaxy
200
A spiral galaxy approximately 780 kilo parsecs from Earth. It is the nearest major galaxy to the Milky Way
What is Andromeda Galaxy
300
It was the first Kuiper belt object to be discovered
What is Pluto
300
A blue hyper giant and is one of the most luminous known stars in the Milky Way
What is the pistol star
300
A small rocky body with circular rings orbiting itself.
What is asteroids with rings
300
Large black lines and spaces found din images taken by the Hubble telescope in deep space.
What is giant black cavities
300
An unbarred spiral galaxy, it has a bright nucleus, an unusually large central bulge, and a prominent dust lane in its inclined disk that gives it a very iconic name.
What is the Sombrero Galaxy
400
The fifth planet from the Sun and the largest in the Solar System. It is a giant planet with a mass one-thousandth that of the Sun.
What is Jupiter
400
Colloquially as the Demon Star, is a bright star in the constellation Perseus. It is one of the best known eclipsing binaries, the first such star to be discovered, and also one of the first variable stars to be discovered.
What is Algol
400
Nonluminous material that is postulated to exist in space and that could take any of several forms including weakly interacting particles or high-energy randomly moving particles created soon after the Big Bang
What is dark matter
400
when an astronomical object is temporarily obscured, either by passing into the shadow of another body or by having another body pass between it and the viewer
What is an eclipse
400
Also known as the "Sleeping Beauty galaxy," has a spectacular dark band of absorbing dust in front of the galaxy's bright nucleus. It is well known among amateur astronomers because of its appearance in small telescopes.
What is the Black Eye Galaxy
500
The eighth and farthest planet from the Sun in the Solar System. Among the other planets in our solar system it is the most dense.
What is Neptune
500
The brightest star in the Earth's night sky. derived from the Ancient Greek Σείριος, meaning "glowing" or "scorcher".
What is Sirius
500
Water that exists today almost entirely as ice, though it also exists in small quantities as vapor in the atmosphere and occasionally as low-volume liquid brines in shallow Martian soil.
What is water on mars
500
A geometrically defined region of space-time exhibiting such strong gravitational effects that nothing—including particles and electromagnetic radiation such as light—can escape from inside it.
What is a Black Hole
500
A grand-design spiral galaxy located at a distance of approximately 23 million light-years, It is one of the most famous spiral galaxies in the sky.