Exoplanets Vocabulary

What is the problem with seeing planets orbiting other stars?

• They are faint

• They are sitting right on top of their parent star

• They are really far away

• All of these answers are correct

How can you discover planets outside of our solar system?

• Directly

• Indirectly

Tags

NGSS.HS-PS4-5

What are planets outside our solar system officially called?

• Ecoplanets

• Exoplanets

• Alien Worlds

• Exoworlds

What was the name of the first Sun-like star to have an exoplanet discovered and what year was it discovered?

• 51 Peg in 1995

• 41 Peg in 1995

• 51 Peg in 1994

• 41 Peg in 1992

What is one way exoplanets are indirectly detected?

• The Hubble Space Telescope

• Infrared Waves

• X-Rays

• The doppler shift

What are large, short-period exoplanets called?

• Big Hotties

• Hot Jupiters

• Hot Saturns

• Hot Exoplanets

What is it called when a planet crosses directly in front of it's star?

• a Hot Jupiter

• an eclipse

• a direct line

• a transit

What is the name of the space telescope that was designed to search for exoplanets? And in what year was it launched?

• Kepler in 1999

• Exodetector in 2009

• Kepler in 2009

• Hubble in 1999

Have any exoplanets been seen directly and photographed?

• Yes

• No

What is the most successful way to discover exoplanets?

• Transits

• Spacecraft fly-bys

• Direct pictures

• Doppler Shift