Several issues emerged during the six-day test, including failed thrusters and a ring that didn't deploy during ISS docking.
The space agency is seeking more efficient ways of communicating with spacecraft as it prepares for future missions to the Moon and Mars.
The United States and Japan are also striving to place a Japanese astronaut on the upcoming lunar space station.
The commemorative stamps include scenes of Martian dunes, robotic rovers, and ground technicians hard at work.
The Boeing spacecraft is scheduled to autonomously undock from the space station at 2:36 p.m. ET today.
The revolutionary approach to space travel could enable a future science mission to study the Sun’s polar regions.
The dust-covered probe will focus on collecting data during its final months on Mars.
No spacecraft is safe from the Red Planet’s swirling dust.
The Starliner crew vehicle has performed well, despite propulsion system problems experienced shortly after launch.
Photos of our planet from orbit are cool, but the farther you get from Earth, the more incredible they become.
The uncrewed CST-100 Starliner launched yesterday in a critical second test of the troubled commercial crew system.
Two thrusters failed to fire as expected during the spacecraft's orbital insertion burn on Thursday evening.
Here's what Solar Orbiter saw during its recent close approach of the Sun.
The most recent incident happened in March, when water began to pool inside an astronaut's helmet.
Voyager launched in 1977, and now humankind’s most distant object is transmitting data that doesn’t make sense.
The second orbital flight test of Boeing’s Starliner CST-100 is scheduled for takeoff today at 6:54 p.m. EDT.
The DARPA-led project aims to build a constellation of military satellites in low Earth orbit.
Dazzling views of our galaxy from around the world make the cosmos feel within reach.
Rocket exhaust could have a "significant cumulative effect" on the atmosphere, the climate, and human health, according to new research.
This marks the second time in two months that pieces of rocket debris have crashed onto India.
