Spacecraft
Why a Spacecraft Has to Be More Than a Rocket
Learn how a spacecraft and launch vehicle divide their work, from payload delivery to the systems that keep a mission…
The full collection
All articles
Explore spacecraft, launch choices, mission design and human spaceflight through clear explanations of what each journey requires and what its trade-offs mean.
Launch
Chemical or Electric Propulsion: Different Jobs, Different Trade-Offs
Chemical or electric propulsion shapes a spacecraft’s maneuver schedule. Compare thrust, power, and propellant needs…
Missions
From Race to Routine: How Spaceflight Became a Continuing Activity
How spaceflight became a continuing activity, from early demonstrations to recurring missions, and what makes…
Human Spaceflight
The Space Hotel Myth: Why a Room in Orbit Is Not Just a Room
A space hotel needs more than pleasant rooms. Learn how transport, crew support, daily routines and emergency planning…
Beyond Earth
A Moon Mission Packing List Starts with the Mission Goal
A Moon mission packing list built around its landing plan clarifies which tools belong at the site, how crews will use…