In our Solar System, the planetary orbits all have a similar orientation. Their orbital planes vary by a few degrees, but roughly the planets all orbit in the same direction. This invariable plane, as ...

Note: The following article contains spoilers about the Netflix series 3 Body Problem. I first encountered the three-body problem 60 years ago, in a short story called “Placet is a Crazy Place” by ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Google’s proposal to explore space-based AI infrastructure raises fundamental questions about energy, physics and feasibility – and whether Earth has really run out of options. When you purchase ...

Pluto's days, though they drag on a bit at around 153 hours, are nothing compared to its years. Pluto's orbit takes 248 Earth ...