Question

1. what percentage do astral bodies (planets, moons, and stars) make up of the universe?
2. true or false: dark matter makes up about 25% of the mass in the universe.
3. what do scientists call the mysterious force that fills the space between objects?

Explanation:

Step1: Recall current scientific estimates

Astral bodies (planets, moons, stars) make up a very small fraction of the universe. Ordinary matter (baryonic matter which includes these astral - bodies) is estimated to be about 5% of the total mass - energy content of the universe.

Step2: Evaluate dark matter statement

Current scientific understanding is that dark matter makes up about 27% of the mass - energy content of the universe. So the statement that dark matter makes up about 25% of the mass in the universe is approximately True.

Step3: Identify the mysterious force

Scientists call the mysterious force that fills the space between objects dark energy.

Answer:

1. Approximately 5%
2. True
3. Dark energy