An excellent-Earth orbiting its red-dwarf
NASA/JPL-Caltech
The following is an extract from our Lost in Space-Time e-newsletter. Each month, we hand over the keyboard to a physicist or two to let you know about fascinating concepts from their nook of the universe. You can join Lost in Space-Time free of charge here.
Over 300 years in the past, the German polymath Gottfried Wilhelm Leibniz argued that ours was the very best of all doable worlds. The phrase “world” comes from Old English, initially which means Earth, and later extending to the bodily world in …