What sort of music do you like? http://xnxx-xnxx.site/ xnxx asia Now that Voyager 1 is outside the heliosphere, and is soon to be joined by Voyager 2 in three to four years, according to Stone, scientists will be able to study the heliosphere from the outside. The Voyagers will reveal how the heliosphere interacts with interstellar radiation and winds. Understanding interstellar radiation is pivotal to future deep-space missions, manned and unmanned. Outside Earthâs magnetic field, manned spacecraft, robotic probes, and rovers would be exposed to much higher radiation levels.