Exoplanet Detection and Characteristics Flashcard

Exoplanet Detection and Characteristics Flashcard

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Flashcard

Science

University

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a Hot Jupiter?

Back

A type of exoplanet that is similar in characteristics to Jupiter but orbits very close to its star, resulting in high temperatures.

2.

FLASHCARD QUESTION

Front

What was the first confirmed multi-planet system around a Sun-like star?

Back

The Upsilon Andromedae system.

3.

FLASHCARD QUESTION

Front

What does high orbital eccentricity indicate about an exoplanet's orbit?

Back

It suggests significant gravitational interactions and disturbances during the planet's formation.

4.

FLASHCARD QUESTION

Front

What is the radial velocity method used for in exoplanet detection?

Back

It detects the 'wobble' of a star caused by the gravitational pull of an orbiting planet.

5.

FLASHCARD QUESTION

Front

Describe Proxima b.

Back

A 1.3 Earth-mass planet that orbits Proxima Centauri, the closest known star to the Sun.

6.

FLASHCARD QUESTION

Front

What is the significance of the 51 Pegasi b discovery?

Back

It was the first exoplanet discovered orbiting a Sun-like star, marking a milestone in exoplanet research.

7.

FLASHCARD QUESTION

Front

What are the main methods of exoplanet detection?

Back

The main methods include the transit method, radial velocity method, direct imaging, and gravitational microlensing.

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