Exotech

What is the closest known exoplanet to Earth?

• Proxima Centauri b
• Luhman 16 B b
• Barnard's Star b
• Alpha Centauri A b

Which exoplanet is known for its extreme surface temperature of 7800°F?

• WASP-121b
• KELT-9b
• HD 189733b
• GJ 367b

What type of exoplanet is Kepler-22b classified as?

• Ice Giant
• Terrestrial Planet
• Gas Giant
• Super-Earth

Which exoplanet orbits its star every 4.3 days?

• WASP-121b
• WASP-43b
• HD 189733b
• Kepler-22b

Which exoplanet was the first to be discovered in the habitable zone?

• Proxima Centauri b
• LHS 1140 b
• Kepler-186f
• TRAPPIST-1e

What is the mass of GJ 887 b in terms of Earth masses?

• 2.3 Earth masses
• 4.7 Earth masses
• 6.1 Earth masses
• 3.5 Earth masses

Which planetary system is known for having seven Earth-sized exoplanets?

• TRAPPIST-1
• LHS 1140
• Proxima Centauri
• Kepler-186f

How long does it take for HD 95735 c to complete an orbit around its star?

• 15 days
• 5 days
• 12 days
• 9.5 days

What characteristic of Trappist-1 suggests that its planets may be tidally locked?

• Trappist-1's brightness indicates a strong solar wind affecting the planets.
• Trappist-1's proximity to its planets and its status as a red dwarf star suggest that its planets may be tidally locked.
• The planets' distance from Trappist-1 prevents tidal locking.
• Trappist-1's large size allows for diverse planetary climates.