Everyone's favorite yellow robotic submersible made it home to the U.K. after it collected data near Antarctica last week.
The X-37B spacecraft landed safely at NASA's Kennedy Space Center Sunday morning after spending 718 days in orbit.
Officials say the service member was killed during an operation against extremist group al-Shabab.
About a year after an online competition came up with the unique name, Boaty is making its way to Antarctica.
The next manned mission isn't until the 2020s.
A team is using the rough terrain in Hawaii Volcanoes National Park to practice collecting samples for possible Mars missions.
The probe made its closest pass on Saturday more than a month after it entered orbit.