Archives: Glossary Terms: 691 terms

A point in the sky from which meteors in a meteor shower seem to originate.

Energy radiated from an object in the form of waves or particles.

Regions of charged particles in a magnetosphere.

A galaxy that gives off large amounts of energy in the form of radio waves.

Radio waves are around us here on Earth, and they're out in space too. These waves are low energy. We ...

How we describe some atoms that are unstable. They change into different kinds of atoms and release lots of energy.

Random Access Memory.

Right-hand circular polarization.

A small star, on the order of 100 times the mass of Jupiter.

A stage in the evolution of a star when the fuel begins to exhaust and the star expands to about ...