Assertion: heliosphere's bow shock | /r/HasProperty | region
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Source sentences:
text: Using that new information and combining it with improved inferences of the local interstellar magnetic field strength, we are announcing that one of our major questions has been at least partially answered: the bow shock, a region where the interstellar density was thought to discontinuously jump up as it tries to avoid colliding with our heliosphere, does not, in fact, exist.
text: The bow shock is the region where the interstellar medium material would pile up in front of our heliosphere.