Latest about rocket propulsion
The environmental impact of rocket launches: The 'dirty' and the 'green'
When it comes to their environmental impacts, not all rocket fuels are equal. Which are the industry's 'dirty secrets' and which technologies might satisfy even Greta Thunberg?
The rise of space tourism could affect Earth's climate in unforeseen ways, scientists worry
Scientists worry that growing numbers of rocket flights and the arrival of space tourism could harm Earth's atmosphere and contribute to climate change.
The Future of Rockets: Q&A With Air Force Rocket Lab's Shawn Phillips
The U.S. Air Force Research Laboratory (AFRL) Rocket Lab plays a direct and extensive role in advancing rocket propulsion technology — but you'd never see its sticker on the finished engines.
New Ion-Propulsion System Could Deliver Time Capsule to Mars
A student-led mission aims to send a time capsule to the Red Planet, using a new, more compact kind of propulsion system.
Space History Photo: Linear Aerospike SR-71 Experiment (LASRE)
This NASA SR-71 completes its first flight at Dryden Flight Research Center.
Space History Photo: Cold-Flow Propulsion Research Test
A NASA engineer measures velocity and gradient distortion with lasers during a cold-flow propulsion research test.
Space History Photo: Shooting Star Experiment
This experiment is designed to develop and demonstrate the technology required to use the Sun's energy for inexpensive space propulsion research.
