Jim Bridenstine: “American leadership might need to be a little stronger here so that ultimately we don't have collisions that beget more…”

The only rocket that is going to be available to take humans by 2024 is the SLS rocket with the Orion crew capsule.

Here's what we know: China is not going to slow down. That means that we, as a country, need to come together, figure out what the architecture is, be committed to a process and then move forward as rapidly as possible.

When we use different types of rockets, we have dissimilar redundancy.

Having a Gateway in orbit around the Moon is important for a lot of reasons.