Exoplanet Discovery

Test your knowledge about the fascinating world of exoplanet discovery, the search for planets beyond our solar system.

15 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

What is the primary method used to detect exoplanets?

  1. Direct Imaging
  2. Transit Photometry
  3. Microlensing
  4. Radial Velocity
Question 2 Multiple Choice (Single Answer)

Which space telescope is renowned for its groundbreaking exoplanet discoveries?

  1. Hubble Space Telescope
  2. Chandra X-ray Observatory
  3. Kepler Space Telescope
  4. James Webb Space Telescope
Question 3 Multiple Choice (Single Answer)

What is the term used to describe the habitable zone around a star where liquid water can exist on the surface of a planet?

  1. Goldilocks Zone
  2. Ecosphere
  3. Circumstellar Habitable Zone
  4. Biosphere
Question 4 Multiple Choice (Single Answer)

Which exoplanet was the first to be confirmed orbiting a Sun-like star?

  1. 51 Pegasi b
  2. HD 209458 b
  3. Gliese 876 b
  4. Tau Ceti e
Question 5 Multiple Choice (Single Answer)

What is the name of the exoplanet that is tidally locked to its host star, resulting in one side always facing the star and the other side always facing away?

  1. Kepler-452b
  2. TRAPPIST-1e
  3. Proxima Centauri b
  4. HD 189733 b
Question 6 Multiple Choice (Single Answer)

Which exoplanet system is known for having seven Earth-sized planets orbiting a single star?

  1. TRAPPIST-1
  2. Kepler-452
  3. Gliese 667C
  4. HD 10180
Question 7 Multiple Choice (Single Answer)

What is the term used to describe the variation in a star's brightness caused by the gravitational tug of an orbiting exoplanet?

  1. Radial Velocity
  2. Transit Photometry
  3. Microlensing
  4. Astrometry
Question 8 Multiple Choice (Single Answer)

Which exoplanet was the first to be discovered using the microlensing technique?

  1. OGLE-2003-BLG-235Lb
  2. HD 209458 b
  3. 51 Pegasi b
  4. Gliese 876 b
Question 9 Multiple Choice (Single Answer)

What is the name of the exoplanet that is known for its extremely high surface temperature, making it one of the hottest planets discovered?

  1. KELT-9b
  2. WASP-12b
  3. HD 189733 b
  4. 51 Pegasi b
Question 10 Multiple Choice (Single Answer)

Which exoplanet system is known for having multiple planets that are potentially habitable?

  1. Kepler-452
  2. TRAPPIST-1
  3. Gliese 581
  4. HD 85512
Question 11 Multiple Choice (Single Answer)

What is the term used to describe the method of detecting exoplanets by observing the slight wobble of a star caused by the gravitational pull of an orbiting planet?

  1. Radial Velocity
  2. Transit Photometry
  3. Microlensing
  4. Astrometry
Question 12 Multiple Choice (Single Answer)

Which exoplanet was the first to be discovered orbiting a pulsar?

  1. PSR B1257+12 b
  2. HD 209458 b
  3. 51 Pegasi b
  4. Gliese 876 b
Question 13 Multiple Choice (Single Answer)

What is the name of the exoplanet that is known for its extremely long orbital period, taking over 10,000 years to complete one orbit around its host star?

  1. HD 100546 b
  2. GJ 876 b
  3. 51 Pegasi b
  4. Kepler-452b
Question 14 Multiple Choice (Single Answer)

Which exoplanet system is known for having a planet that is tidally locked to its host star, resulting in one side always facing the star and the other side always facing away?

  1. Kepler-452
  2. TRAPPIST-1
  3. Gliese 876
  4. HD 189733
Question 15 Multiple Choice (Single Answer)

What is the term used to describe the method of detecting exoplanets by observing the slight dimming of a star's brightness as an exoplanet passes in front of it?

  1. Radial Velocity
  2. Transit Photometry
  3. Microlensing
  4. Astrometry