Quiz on Proxima Centauri

What is the closest star to Earth?

• Sirius

• Vega

• Proxima Centauri

• Altair

How far is Proxima Centauri from Earth?

• Less than 10 light years

• About 4.22 light years

• More than 10 light years

• About 2.5 light years

What significant discovery did NASA make in August 2016 regarding Proxima Centauri?

• A new comet was found in its vicinity

• An Earth-size planet was detected orbiting it

• It was found to be moving closer to Earth

• A solar flare larger than any seen before was observed

What is the name of the Earth-size planet orbiting Proxima Centauri?

• Proxima a

• Proxima b

• Proxima c

• Proxima d

What is the closest visible star to Earth in the Northern Hemisphere?

• Sirius

• Alpha Centauri

• Barnard's Star

• Vega

Which star is the next closest to Earth after Barnard's Star according to the image?

• Wolf 359

• Proxima Centauri

• Betelgeuse

• Epsilon Eridani

What is the name of the star mentioned as the next closest after Wolf 359?

• LALANDE 21185

• Altair

• Polaris

• Rigel

What is the name of our galaxy?

• Andromeda Galaxy

• Whirlpool Galaxy

• Milky Way Galaxy

• Triangulum Galaxy

Approximately how many suns are estimated to be in the Milky Way Galaxy?

• 100 to 200 Billion

• 200 to 300 Billion

• 300 to 400 Billion

• 400 to 500 Billion

Where is Earth located in the Milky Way Galaxy?

• Near the center

• About half-way from the center

• At the edge of the galaxy

• Outside the main spiral arms