The solar system may not be a nice round shape, but rather a bit squashed and oblong, according to data from the Voyager 2 spacecraft exploring the solar system’s outer limits, scientists said on Wednesday. Launched in 1977, the Voyager 1 and Voyager 2 unmanned probes are now studying the edges of the heliosphere, the huge magnetic "bubble" around our solar system created by the solar wind as it runs up against the thin gas in interstellar space.
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