1. The _ was used to find a Jupiter-sized planet through careful measurements of the changing position of a star in the sky.2. Discovering planets through the requires obtaining and studying many spectra of the same star.3. The successfully discovered thousands of extrasolar planets with a spacecraft that searched for transits among some 100,000 stars.4. The is used to find extrasolar planets by carefully monitoring changes in a star's brightness with time.5. Compared to the planets of our solar system, the composition of a ___ most resembles the compositions of Uranus and Neptune.6. Observations indicating that other planetary systems often have jovian planets orbiting close to their stars are best explained by what we call.7. An extrasolar planet that is rocky and larger than Earth is often called a_.

Question

04-12-2019
Physics

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1. The _ was used to find a Jupiter-sized planet through careful measurements of the changing position of a star in the sky.2. Discovering planets through the requires obtaining and studying many spectra of the same star.3. The successfully discovered thousands of extrasolar planets with a spacecraft that searched for transits among some 100,000 stars.4. The is used to find extrasolar planets by carefully monitoring changes in a star's brightness with time.5. Compared to the planets of our solar system, the composition of a ___ most resembles the compositions of Uranus and Neptune.6. Observations indicating that other planetary systems often have jovian planets orbiting close to their stars are best explained by what we call.7. An extrasolar planet that is rocky and larger than Earth is often called a_.

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ARRIDOH ARRIDOH · Answer 1 · 2019-12-04T09:01:52+01:00

Answer:

(1) The ____astrometric method_______ was used to find a Jupiter-sized planet through careful measurements of the changing position of a star in the sky.

(2) Discovering planets through the ____doppler method ______ requires obtaining and studying many spectra of the same star.

(3) The____kepler mission ____________ successfully discovered thousands of extrasolar planets with a spacecraft that searched for transits among some 100,000 stars.

(4) The ___transit method_________ is used to find extrasolar planets by carefully monitoring changes in a star's brightness with time.

(5) Compared to the planets of our solar system, the composition of a ____water world _____________ most resembles the compositions of Uranus and Neptune.

(6) Observations indicating that other planetary systems often have jovian planets orbiting close to their stars are best explained by what we call__migration ____.

(7) An extrasolar planet that is rocky and larger than Earth is often called a__super-Earth ___.