It can fly more than 6, 000 nautical miles without refueling and more than 10, 000 nautical miles with just one aerial refueling, giving it the ability to reach any point on the globe within hours.

B - 2隐形机在没有加油的情况下，飞行距离能达11000 km以上，仅加一次油，飞行距离能达18500 km以上，能够在一个小时内到达世界上任何一个地区。

youdao

Imagine using Mars as a stopover point for water and refueling. As for determining whether life ever existed on Mars.

想象一下，火星可以作为一个补给水和燃料的中转站，同时判断一下火星上是否有生命存在。

youdao

As a result, the project's motto is "any orbit, any time, " and a big selling point is that the carrier aircraft can relocate more than 1, 300 miles without refueling to search for a suitable launch location.

WSJ: Microsoft Co-Founder to Build Massive Jet for Space Launches