Stephen Wolstenholme writes:
Does anyone know why the Astronomy Picture of the Day
http://apod.nasa.gov/apod/astropix.html has stopped working?

Prolonged power outage.
See http://asterisk.apod.com/viewtopic.php?f=9&t=28996.
Working mirror at http://www.star.ucl.ac.uk/~idh/apod/astropix.html
which links to the above.