Definition: A type of meteorite that is made of stone and does not have small, round particles called chondrules.

Example: The achondrite fell to Earth, providing valuable information about the early solar system.

Definition: A type of meteorite that is made up of rock and is found on Earth after falling from space.

Example: The aerolith fell to Earth, creating a small crater in the ground.

Definition: Relating to a state where there is no gravity or very little gravity.

Example: The agravic environment of the space station allows for unique scientific experiments.

Definition: Relating to something or someone that is very different or from another place, often used to describe things that seem strange or foreign.

Example: The alien landscape was unlike anything I had ever seen before.

Definition: A being from another planet or a person who comes from a different country or culture. It can also refer to someone who is not part of a specific group or community.

Example: In the movie, the alien communicated with humans through telepathy.

Definition: To transfer ownership or rights of something to someone else.

Example: He decided to alien the land to his neighbor after much consideration.

Definition: A diagram that shows the position of the sun in the sky at a specific time each day throughout the year, creating a figure-eight shape.

Example: The analemma helps astronomers understand the sun's changing position over the seasons.

Definition: The point in the path of a celestial object where it is the farthest from the star or planet it revolves around.

Example: The aphelia of the planets in our solar system vary greatly depending on their distance from the Sun.

Definition: The location in a celestial body's orbit where it is farthest from the sun.

Example: During aphelion, the Earth is at its greatest distance from the sun.

Definition: Relating to the point in an orbit that is farthest from the body being orbited.

Example: The satellite reached its apogeal point during its orbit around the Earth.

Definition: Related to the highest point in the orbit of a celestial body, especially the point farthest from the Earth.

Example: The satellite reached its apogean position before beginning its descent.

Definition: The highest or farthest point in a particular situation, often used in astronomy to describe the point in an orbit that is farthest from the planet or body being orbited.

Example: The satellite reached its apogee before starting its descent back to Earth.