Exoplanets

How are exoplanets named?

• They take the name of its parent star and put a letter at the end depending on its discovery time or distance from the star(s).

• They aren't. Scientists just call them "planet"

• They take Its discovery date and put a random letter at the end.

Select all that are exoplanets.

• Proxima b

• TrES-2b

• Mercury

• Kepler-16b

• Jupiter

A planet outside of our solar system that orbits a star is officially called ___

• an alien planet

• an exoplanet

• a martian planet

• a distant planet

Which exoplanet could support life?

• EPIC 201912552 b (in the green)

• K2-18 c (in the black)

What Exoplanet is the closest to us?

• TRAPIST 1 B

• Proxima Centari-B

• 51 Pegasi-B

• TRAPIST 1 A

What is the most successful way to discover exoplanets?

• Transits

• Spacecraft fly-bys

• Direct pictures

• Doppler Shift

What happens if a planet is too close to a star?

• it will be too hot for liquid water

• it will be too cold for liquid water

• it will be dark for plants to grow

• it will rotate too quickly

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4

What happens if a planet is too far away from a star?

• it will be too hot for liquid water

• it will be too cold for liquid water

• it will be bright for plants to grow

• it will rotate too quickly

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4

What is the problem with seeing planets orbiting other stars?

• They are faint.

• They are hidden by the luminosity of their parent star.

• They are really far away.

• All of these answers are correct

How many confirmed exoplanets have been found?

• over 1 million

• ABOUT 5,700

• around 1 billion

• less than 100