A debate that began with the Obama administration is continuing under Trump: when to head for Mars and how to leverage cislunar efforts toward that goal?

Ten down, 65 to go: Aireon has successful power-up and aircraft tracking for its first batch of satellite-based surveillance satellites.

In this week's Washington Outlook, European satellite manufacturers stand to benefit if Trump’s trade policies alienate U.S. export customers; cruise missiles assessed; security tradeoffs crop up.

A pilot program that has increased space awareness for the U.S. military and satellite operators should become a permanent part of the military’s Joint Space Operations Center.

Blue Origin’s New Glenn is one among many launch companies that will lend a hand to companies eager to send spacecraft into orbit in a market where technological change can be faster than the pace of production. Listen in as our editors discuss the key takeaways from this week's Satellite 2017 conference in Washington, D.C.

Amazon founder and Blue Origin owner says the concept for reusable launch vehicles will grow the launch industry to a “new equilibrium.”

NASA, other stakeholders still pursuing ideas for commercial enterprises in space, which have so far proven elusive.

While building a lander to put humans on the Moon and elsewhere looks possible in 4-5 years, the financial commitment needed to do so is much less certain.