Astrosphere for July 20, 2007

Finally, RickJ's run of astrophotos comes to an end. Now we've got this cool picture of Jupiter imaged July 18th with Meade LPI telescope. Good work AutoClub

There might not be liquid water on the surface of Mars, but is it in

the Kuiper Belt?

Centauri Dreams explores.

Space politics discusses the debate between spaceplanes

and lunar footprints

. Don't make me choose.

Remember the physicist who took in donations to perform an experiment on time reversal? Well, he's

begun the experiment.

Evolution is just a theory.

But it's not just a theory.