Extras

    Video thumbnail: NOVA How Do You Get a Rocket to Land Back on Earth?

    NOVA

    How Do You Get a Rocket to Land Back on Earth?

    There's a reason why so few rockets are designed to come back to their launch sites.

    How Do You Get a Rocket to Land Back on Earth?

    Video thumbnail: NOVA Rise of the Rockets Preview

    NOVA

    Rise of the Rockets Preview

    New technologies are promising a new renaissance in space travel.

    Rise of the Rockets Preview