One of the latest developments, a 3D map of the solar ... a boundary at the far reaches of the solar system. Related: What happens in intergalactic space? Earthlings first got a glimpse of the ...

Using data from the eROSITA All-Sky Survey, astronomers have created a 3D map of the low-density bubble of X-ray-emitting, million-degree hot gas that surrounds the solar system. The investigation ...