Ceres, the largest known asteroid belt object, is, like Pluto before it, helping redefine what a dwarf planet looks like as new observations from the second extended Dawn ...
... magnitude. For comparison, the full moon when seen from Earth at perihelion has an apparent magnitude of -12.90, whereas Pluto for example, has an apparent magnitude of +13.65. The newly detected moons also appear to be in retrograde with Jupiter...
... and Enceladus… and despite its downgrading by the International Astronomical Union, which she refers to as its ‘dethronement’, Pluto is also there. In her introduction, the author explains that she ‘decided to talk just about the [bodies...