Definition: A small, round particle from space that is often found in meteorites and can also be found in some marine sediments.

Example: Scientists discovered a chondrule in the meteorite that fell last year.

Definition: Relating to something that revolves around or is situated around the moon.

Example: The circumlunar mission aimed to study the moon's surface and its environment.

Definition: Relating to or situated around the North or South Pole.

Example: The circumpolar stars are visible all year round in the northern sky.

Definition: Relating to or located around a star.

Example: The astronomers discovered a circumstellar disk of gas and dust around the young star.

Definition: Referring to the area or space that is located between the Earth and the Moon.

Example: The cislunar region is crucial for future space exploration missions.

Definition: A celestial object made of ice and dust that develops a bright tail when it gets close to the sun.

Example: The comet was visible in the night sky, leaving a bright trail behind it.

Definition: Connected to or characteristic of comets, which are celestial objects made of ice, dust, and gas that orbit the sun.

Example: The cometary tail was visible from Earth as the comet approached the sun.

Definition: To create or arrange things into a group or cluster.

Example: The artist decided to constellate the stars in the painting to create a beautiful night sky.

Definition: A group of stars that form a pattern in the night sky, often named after mythological figures or objects. It can also refer to a gathering of notable people or things.

Example: The night sky was filled with a beautiful constellation of stars.

Definition: A type of telescope used to observe the sun's corona, which is the outer atmosphere of the sun.

Example: The astronomers used a coronagraph to study the solar eclipse.