Although beset by launch delays, the project — which aims to rival SpaceX's Falcon 9 — is moving steadily toward launch.

A pair of NASA spacecraft know as the Escape and Plasma Acceleration and Dynamics Explorers (ESCAPADE) to be launched to Mars ...

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The situation sets up an interesting dynamic that the United States and India both can use to their mutual advantage.

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However, when the second stage ignited its engine burn to renter the atmosphere, something went wrong. The second stage ...

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A SpaceX Crew Dragon spacecraft caught up with the International Space Station and moved in for docking Sunday.