MARKING BRAINLIEST AND GIVING UP TO 100 POINTS FOR BEST ANSWER!!! ALL OTHERS WILL BE DELETED IF IT IS A SCAM!!!

Completion
Europa a moon of Jupiter might have a liquid ocean under its ice.
Nuclear Fusion occurs in the core of the sun.
In the sun hydrogen fuses into.
__________________ is the largest and most massive planet.
____________________ is known has the cosmic vacuum cleaner.
______________________ rotates on its side.
Earth and _____________________ are considered to be twins because of size and density.
Copernicus said that the solar system was heliocentric which meant the planets all revolved around the _________________.
The ancient Greeks said that the Universe was ____________________.
Word Bank
Some words will be used twice some will not be used.
Heliocentric hydrogen Venus Our Moom
Geocentric helium Mars
Uranus fusion comet
Jupiter fission Europa