torreaa torreaa

24-02-2021
Advanced Placement (AP)

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In 1995, a planet called "51 Pegasi b" was discovered using a technique known as Doppler spectroscopy. How did this discovery change many people's ideas about the solar system?

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ggovalle329 ggovalle329

01-03-2021

It made a turning point and it helped astronauts accept a turning point that there are other giant planets in a short-term period orbit

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