Which statement about exoplanets is true?(1 point)
Responses
They only appear once before they disappear in space.
They only appear once before they disappear in space.
They can be detected by ordinary telescopes.
They can be detected by ordinary telescopes.
They are discovered when they dim a star they pass by.
They are discovered when they dim a star they pass by.
They are objects that are no longer considered planets.
1 answer
They are objects that are no longer considered planets.
1 answer