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Sometime before the year 2020, Voyager 1 will become the first spacecraft to cross the heliopause-the outer boundary of the vast region of space dominated by the solar wind and the Sun's magnetic field-and reach interstellar space. In that sense, it can be said that the spacecraft will be able to sample what space is like beyond our solar system. (If we define the solar system as the Sun and everything that primarily orbits the Sun, however, Voyager 1 will remain within the confines of the solar system until it emerges from the Oort cloud in another 14,000 to 28,000 years).
Originally posted by sonnny1
Originally posted by michael1983l
reply to post by woogleuk
If I was given the opportunity I would happily board a space craft to explore the outer solar system/other solar systems even with the knowledge of never returning.
I don't think I could do that, without a mate..........
Originally posted by michael1983l
reply to post by woogleuk
If I was given the opportunity I would happily board a space craft to explore the outer solar system/other solar systems even with the knowledge of never returning.
Does anyone have an idea to how we can receive data from such a long distance??
or atleast internet porn and world of warcraft am i rite
Originally posted by sonnny1
Originally posted by michael1983l
reply to post by woogleuk
If I was given the opportunity I would happily board a space craft to explore the outer solar system/other solar systems even with the knowledge of never returning.
I don't think I could do that, without a mate..........
The area within the bubble of our solar system is considered 'clean space' because the solar winds cast everything out, and there were concerns that intersteller space travel might be impossible due to the lack of heat protection and debris fields and blah di blah.
Originally posted by samkent
reply to post by Lonewulph
The area within the bubble of our solar system is considered 'clean space' because the solar winds cast everything out, and there were concerns that intersteller space travel might be impossible due to the lack of heat protection and debris fields and blah di blah.
Totally incorrect.
There is no source of heat to need protection from.
And there are no debris fields.
Too much Star Trek.
Bow shock
A bow shock is the area between a magnetosphere and an ambient medium. For stars, this is typically the boundary between their stellar wind and the interstellar medium.
In a planetary magnetosphere, the bow shock is the boundary at which the speed of the solar wind abruptly drops as a result of its approach to the magnetopause. The best-studied example of a bow shock is that occurring where the solar wind encounters the Earth's magnetopause, although bow shocks occur around all magnetized planets. The Earth's bow shock is about 17.3 km thick and located about 90,000 km (56,000 mi) from the Earth.
For several decades, the solar wind from the Sun was thought to form a bow shock when it collides with the surrounding interstellar medium. This long-held belief was called into question in 2012 when data from the Interstellar Boundary Explorer (IBEX) found the solar system to be moving slower through the interstellar medium than previous believed.[1] This new finding suggests that beyond the termination shock and heliopause surrounding the solar system there is in fact no bow shock. [1]
Bow shock theory for Earth's Sun
It was hypothesised that the Sun also has a bow shock as it travels through the interstellar medium. This will occur if the interstellar medium is moving supersonically towards the Sun, since the sun's solar wind is moving supersonically away from the Sun. The point where the interstellar medium becomes subsonic is the bow shock; the point where the interstellar medium and solar wind pressures balance is at the heliopause; the point where the solar wind becomes subsonic is the termination shock. According to Robert Nemiroff and Jerry Bonnell of NASA, the solar bow shock may lie at around 230 AU[2] from the Sun. However, data in 2012 from NASA's Interstellar Boundary Explorer (IBEX) and corroborated with results from the Voyagers, has found that due to refinements in the relative speed of the heliosphere and the local interstellar magnetic field strength it is believed the heliosphere is prevented from forming a bow shock in the region of our galaxy our sun is currently passing through.