1.
The seven colors that make up white light.
2.
A group of stars that form a picture or a shape.
3.
A comet that takes longer than 200 years to make one trip around the Sun.
4.
A set of paperwork used to keep track of information such as test results and mission developments.
5.
A substance that is not a liquid or a solid has no size or shape of its own but can fill an entire space.
6.
A comet that orbits the Sun in less than 200 years.
7.
When anything solid turns into a gas without first becoming a liquid.
8.
A solid material of extremely low density, produced by removing the liquid component from a conventional gel.
9.
The action of rotating around an axis or center.
10.
To move in a circle or orbit around.
11.
A graduated range of values forming a standard system for measuring something.
12.
The process of working together with a group of people in order to achieve a common goal.
13.
Imitation of a situation or process; the action of pretending.
14.
The title of the person who is in chargeof the astronauts in Mission Control.
15.
stands for National Aeronautics and Space Adminstration. It is in charge of U.S. science and technology that has to do with airplanes or space.
16.
A celestial object made up of ice rock and gas that orbits the Sun.
17.
A meeting time or place scheduled for two objects or people to meet.
18.
How bright a nights sky object appears to the human eye from Earth; we use a numerical scale to measure this brightness.
19.
Large rocky celestial objects in orbit around the Sun.
20.
The compactness of an object.
21.
A step-by-step set of written instructions for performing job or task.
22.
A number value for the shape of an object's orbit. Numbers range from 0-1.
23.
The title of the person who is in charge of the astronauts in a spacecraft.
24.
The process of determining the location of two points.
25.
The title of elected US government officials.
26.
Small rocky celestial objects orbiting the Sun. These are also known as space rocks.
27.
A star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass.
28.
The time taken for a given object to make one whole orbit or go completely around another object.
29.
The joining with a space station or another spacecraft in space.
30.
A meeting place where detailed information or instructions are given, especially before people do something together as a team.
