By MARCIA DUNN
AP Aerospace Writer
CAPE CANAVERAL, Fla. (AP) — A space station astronaut is celebrating her 50th birthday with the coolest present ever _ a supply ship bearing ice cream and other treats. SpaceX’s latest cargo delivery showed up Monday at the International Space Station after a day in transit. NASA astronaut Megan McArthur NASA astronaut Megan McArthur says no one ever sent her a spaceship for her birthday before. Launched from Florida on Sunday, the capsule contains lemons, cherry tomatoes, avocados and ice cream for McArthur and her six crewmates, along with a couple tons of research and other gear.