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the integration between MS Office and Copilot Pro is more powerful.

Via GiphyBut SpaceX believes its greater ambitions -- to visit and set up shop in far-off parts of space like the moon and Mars -- also requires reusability.Increasingly competitive pricing -- along with a reliable Falcon 9 rocket -- have made SpaceX an attractive rocket vendor to the likes of NASA.

space and science stories?Sign up for Mashables weekly Light Speed newsletter.getElementById(video-title-container-qGo5wEN7nW).Mashable Light SpeedWant more out-of-this world tech.

Sign Me UpBy signing up you agree to our Terms of Use and Privacy Policy.effectively wasting hardware that cost millions of dollars to build after just one use.

Reusing rockets lowers the cost of production.

title:NASA needs you to send them pictures of clouds.Thanks for signing up!The company advertises (to potential customers) that it costs $62 million to launch a Falcon 9 rocket into space.

SpaceX doesnt land its rockets back on Earth just because it looks cool.These unsustainable rocket costs contributed to why NASA stopped sending astronauts to the moon in 1972.

This bottom portion of the rocket contains nine custom-built engines.which today is the equivalent of more than $3.