celestial object, thought to be rapidly rotating neutron star, that emits regular pulses of radio waves. Star that sends out regular rapid radio signals.

reflective surface. Things with glass surface used to look at yourself. To reflect (an image).

discover or identify presence or existence of.

Concentration of mineral left by a river. put or set down in place.

gases surrounding the earth.

number equivalent to product of hundred and ten.

optical instrument designed to make distant objects appear nearer, containing arrangement of lenses, or of curved mirrors and lenses. slide or cause to slide into itself, so that it becomes smaller.

artificial body placed in orbit round earth or another planet. Devices sent into space that aids communication.

sound made by something striking or falling into liquid. Acts of throwing water in various directions. To throw water or liquids in many directions.

planned or conceived in detail for specific purpose. To think of a plan.

very great. Effort that is thought more than is necessary.

A thing or issue that people do not agree about. alter coat of arms.

room or building housing astronomical telescope.

minute portion of matter. Tiny pieces or quantities of some things.