She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. Simpson's paper, "How might a planet between Mars and ...

A 3D map of the Milky Way’s Local Hot Bubble (LHB) created from eROSITA data reveals a low-density region around the solar system, heated by ancient supernovas. The bubble shows temperature ...

The Sun is the largest object in the Solar System. The Sun’s huge gravitational ... In general, as the distance from the Sun increases: the temperature decreases, eg Mercury is 430°C whereas ...