It happens once in a blue moon (and that’s this Friday)

The moon orbits around the earth every 29.5 days and since our months typically have 30-31 days that leaves some leftover time (0.5-1.5 days). Eventually that adds up and we get an extra cycle in one month, and that means an extra full moon. Typically, months only get one full moon and so having two …

Photos – parachutist breaks speed of sound in free-fall, planets in the sky, glaciers

 

All 786 known planets, to scale

All 786 known planets, to scale. “This” (tiny gray box) is our solar system. The rest of these orbit other stars and were only discovered recently. Most of them are huge because these are the kind we learned to detect first, but now we’re finding that small ones are actually more common. We know nothing …

Voyager I – about to leave our Solar System

Last week, in the corners of the Internet devoted to outer space, things started to get a little, well, hot. Voyager 1, the man-made object farthest away from Earth,¬†was encountering a sharp uptick in the number of a certain kind of energetic particles around it. Had the spacecraft become the first human creation to “officially” …