Astronomy Challenge

What is the name of the imaginary line around which a planet rotates?

• center

• axis

• orbit

• tilt

What is the process by which a star changes over time?

• Galactic alteration

• Stellar evolution

• Celestial metamorphosis

• Star transformation

Which type of galaxy has a distinct spiral shape?

• Elliptical galaxy

• Irregular galaxy

• Barred spiral galaxy

• Spiral galaxy

What is the name given to regions in space where gravity is so strong that nothing, not even light, can escape?

• Black Holes

• Dark Stars

• Gravity Pits

• Light Traps

What causes the seasons on Earth?

• The color of the sky

• The rotation speed of Earth

• The tilt of Earth's axis

• The distance from the sun

What is the final stage in the life cycle of a massive star?

• Black hole formation

• Supernova explosion

• White dwarf formation

• Red giant expansion

Which galaxy is closest to the Milky Way?

• Triangulum Galaxy

• Sombrero Galaxy

• Andromeda Galaxy

• Pinwheel Galaxy

What is the name of the supermassive black hole at the center of our galaxy?

• Sagittarius A*

• Betelgeuse

• Andromeda

• VY Canis Majoris

What is the term for the path an object takes as it moves around another object in space?

• Circuit

• Orbit

• Trajectory

• Pathway

What is the name of the process by which a star generates energy?

• Nuclear fusion

• Solar flares

• Cosmic radiation

• Black hole formation