According to the Science Channel, the technology needed for space exploration ranges from solar sails to power spacecraft to super-precise, atomic-powered instruments for navigation and laser relays for long-distance com... More »

Some of the disadvantages of space travel include NASA spending money on projects when it is not aware how much commercial investment it can rely on, there are risks to human safety with each mission and certain orbits a... More »

Light travels through space as an electromagnetic wave that does not require a medium in order to transfer energy. Due to its dual nature, light consists of both a wave of electromagnetic radiation and particles known as... More »

Space exploration is important because it helps facilitate communication, better research of the environment and gives hope for the future. The National Aeronautics and Space Administration is the main body charged with ... More »

Some negative consequences of space exploration include the emission of ozone-depleting substances and the presence of man-made debris in the earth's orbit. In addition, astronauts may experience some negative physical e... More »

The advantages of joining a space exploration program as a scientist or an astronaut include the satisfaction of solving an intellectual challenge, the high salary and the adventurous experience. Some of the cons are tha... More »

All the advantages of space exploration stem from the fact that it creates an opportunity to discover unknown facts and generate valuable knowledge about the universe. Several discoveries made during space exploration ha... More »