1
Q
5 different ways to discover a planet
A
- radial velocity
- transit
- direct imaging
- gravitational microlensing
- astrometry
2
Q
Describe direct imaging
A
Hard to image planets outwit our solar system as the host stars are usually too bright
3
Q
Describe radial velocity
A
Use Kepler’s laws, Doppler effect
4
Q
Describe transit
A
Looks at how much light is blocked by a planet on its orbit past its host star
5
Q
Which mission has discovered exoplanets through the transit method?
A
Kepler
6
Q
How many exoplanets has Kepler found?
A
2700
7
Q
What is the system that has most potential for life?
A
Trappiest-1 system, red dwarf, tidal locked
Astrobiology
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