Exploring the Mysteries Beyond Our Solar System

What is the solar system compared to in the vastness of the universe?

• A gigantic galaxy

• A star cluster

• A speck of dust

• A massive planet

How many stars are estimated to be in our galaxy?

• 20 billion

• 2 trillion

• 200 billion

• 200 million

What is Barnard's Star known for?

• Its large size

• Its high temperature

• Its travel speed across the sky

• Its brightness

How far is Sirius from Earth?

• 8.6 light years

• 6 light years

• 10 light years

• 12 light years

What is the surface temperature of Wolf 1061?

• 7000 Kelvin

• 3272 Kelvin

• 5000 Kelvin

• 6000 Kelvin

Which exoplanet in the Wolf 1061 system is considered potentially habitable?

• None of them

• Wolf 1061c

• Wolf 1061b

• Wolf 1061d

What makes AP Colombe unique?

• Its young age and explosive nature

• Its distance from Earth

• Its high temperature

• Its large size

What is the mass of the exoplanet Gliese 370b?

• 7-8 Earth masses

• 5-6 Earth masses

• 3-4 Earth masses

• 1-2 Earth masses

What is the local bubble?

• A region of space with high-density gas

• A cluster of stars

• A region of space with low-density hot gas

• A large nebula

What protects Earth from the harmful radiation of the local bubble?

• The Moon

• The Sun's gravity

• The Earth's magnetic field and atmosphere

• The Milky Way's core