Frank Morring joined Bill Sweetman and Jim Asker in a discussion about U.S. rocket engine development now and in the near future.

Global space industry leaders say the effect of mounting tensions with Moscow has so far been minimal.

A pinpoint landing for the Soyuz TMA-12M crew, NASA's Steve Swanson and Russians Alexander Skvortsov and Oleg Artemyev, after 169 days in Earth orbit.

The full-length version of AW&ST's August 2014 interview with Iridium CEO Matthew Desch and Aireon President and CEO Donald Thoma is below, with web-only excerpts highlighted in green.

In September 1999, the National Reconnaissance Office dumped its incumbent imagery satellite contractor, Lockheed Martin, in favor of a bolder and less costly proposal led by Boeing.

"Imagine we land humans on Mars and we have five to 10 robots we can send out to areas of interest for our researchers to look at," said Randy Bresnik, NEEMO 19's commander.