Fat Moon!

Tonight, have a look at the full moon. It’ll be significantly bigger than any of the others you’ve seen this year since the moon is at perigee (as close as it can be in its elliptical orbit). This is not a slight difference that only those deeply into astronomy care about. The moon will be, as the NASA site on this* notes:

…14% bigger and 30% brighter than lesser full Moons we’ve seen earlier in 2008.

Anthony Ayiomamitis\' 2004 apogee perigee comparison

(Anthony Ayiomamitis’ 2004 apogee/perigee comparison.)

Go out and have a look at it at shortly after 4:30pm today when it rises. When the moon is near the horizon, it looks bigger anyway – combine that with the fact that it […] Click to continue reading this post