Chinese officials say they plan to share a portion of the nearly 4 pounds of lunar material returned by the Chang’e 5 mission with other countries, but an allocation for U.S. scientists will hinge on a change in U.S. policy restricting cooperation between NASA and China’s space program.

NASA’s Perseverance Mars rover set down on an ancient lakebed after a flawless plunge into the Martian atmosphere Thursday, achieving an unprecedented pinpoint landing while delivering the most sophisticated suite of science payloads ever flown to another planet.

NASA’s live television coverage of the first human spaceflight to take off from the Kennedy Space Center in nearly nine years will include features familiar to launch viewers, and new camera views to document the historic flight of astronauts Doug Hurley and Bob Behnken to the International Space Station.