A striking galaxy buzzing with energetic star formation takes center stage in a new photograph that showcases an unusual "superwind" of out-flowing gas.
The astronauts aboard the International Space Station won't be throwing any burgers on the grill this Labor Day, but at least they'll get the holiday off.
Volunteers in Russia are approaching the three-month mark in their record 520-day Mars spaceflight simulation. Meanwhile, researchers will continue to pay close attention to how the six volunteer "astronauts" physically and psychologically cope throughout the mock mission to the red planet.