Photos: More Delta 4 launch shots

NASA has submitted a draft agreement for government approval that would allow Russian cosmonauts to begin flying to the International Space Station on U.S. crew capsules next year in a no-funds exchanged arrangement with Russia’s space agency. In return, Russia will continue launching U.S. and international astronauts on Soyuz missions.

Built for hauling rockets aloft to launch satellites, the world’s biggest airplane landed Saturday after a widely-anticipated test flight over California’s Mojave Desert, six months after the death of billionaire benefactor Paul Allen clouded the future of the project.

A Chinese Long March 4B rocket successfully launched two Tianhui satellites Monday to conduct land surveys, mapping and scientific experiments in space, according to reports from state-run media.