The ___________ of water from the planet's surface creates a thin atmosphere around it.

___________ is the force that attracts objects towards the center of a planet or star.

Scientists believe that certain moons in our solar system may ___________ conditions suitable for life.

The ___________ distances between stars make interstellar travel a significant challenge.

The ___________ size of the black hole left astronomers in awe.

The discovery of exoplanets in the habitable zone is ___________ for scientists searching for extraterrestrial life.

The comet's appearance in the sky was ___________, disappearing as quickly as it arrived.

The universe is of ___________ size, beyond the comprehension of human measurement.

The gradual movement of the tectonic plates is almost ___________ without precise instruments.

The Earth’s ___________ field protects us from harmful solar radiation.

Compared to the vastness of space, the dust particles are ___________.

The ___________ nature of some particles makes them difficult to study as they exist for only a brief moment.