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 has ...

In most maps of the solar system, you can expect to see the eight canonical planets (plus whatever Pluto is at the moment) trailing the fiery orange sun like polite little ducklings in a row. In ...

The results show a circular “hotspot” on the side of the planet that always faces its star, surrounded by a cooler ring at ...