China successfully launched its Chang’e-5 mission on Monday. And if all goes according to plan, by the end of the week, it will be orbiting the Moon, ready to collect samples from the lunar surface for the first time in decades.

China launches #ChangE5 spacecraft to collect, return samples from the #moon. It's one of the most complicated and challenging missions in China's aerospace history. #LunarProbe pic.twitter.com/rr24M3pSiC

Once the lander portion of the spacecraft is on the ground, it will have approximately 14 days — or the length of a single day on the satellite —