Space Exploration
What Time Is It on the Moon?
Satellite navigation systems for lunar settlements will require local atomic clocks. Scientists are working out what time they will keep
Space Exploration1388 articles archived since 1845
Space Exploration
NASA’s Pluto Spacecraft Begins New Mission at the Solar System’s Edge
New Horizons is about to wake up and study the Kuiper Belt, the universe, and even Uranus and Neptune. But a new target to visit could trump them all
Space Exploration
Keep Looking Up
As a dismal year on Earth draws to a close, milestones in space exploration offer much for the whole world to celebrate
Space Exploration
NASA’s Artemis I Mission Successfully Returns from the Moon
After a 26-day journey that took it to lunar orbit and back, the uncrewed Orion spacecraft splashed down in the Pacific Ocean on Sunday afternoon, paving the way for future astronaut voyages to Earth’s satellite...
Space Exploration
Are the James Webb Space Telescope’s Pictures ‘Real’?
How the JWST’s cosmic images are made
Aerospace
Space Elevators Are Less Sci-Fi Than You Think
I’ve been working on space elevators for almost 20 years, and though we still have issues to solve, we are getting closer to making them reality
Space Exploration
NASA’s Artemis I Mission Aces Lunar Flyby
The Orion spacecraft passed just 130 kilometers above the lunar surface during a mission-critical engine burn
Culture
Twitter Is Not Rocket Science—It’s Harder
Elon Musk wants to run Twitter like SpaceX. But human behavior will make it much more difficult
Space Exploration
Artemis I Launches U.S.’s Long-Awaited Return to the Moon
The first flight test of the world’s most powerful rocket will send an uncrewed spacecraft to lunar orbit and back
Space Exploration
Is Space-Based Solar Power Ready for Its Moment in the Sun?
Around the world, researchers are betting that beamed power from space could be the next big thing for clean energy on Earth
Space Exploration
Filmmakers Find Section of Destroyed Space Shuttle Challenger on Ocean Floor
Divers working on a television documentary were searching for a downed World War II aircraft when they instead discovered the NASA artifact
Space Exploration
Chinese Rocket Will Crash to Earth on November 5: Here’s What We Know
Yet another Chinese rocket is set to tumble uncontrollably back to Earth this week
Space Exploration
China’s Space Station Is Almost Complete—How Will Scientists Use It?
China’s Tiangong orbital outpost will host more than 1,000 experiments, some of which will augment results from the International Space Station
Engineering
NASA’s Saturn V Rocket, the Moon Rock Box and the Woman Who Made Them Work Properly
Yvonne Y. Clark, known as Y.Y. throughout her career, had a lifetime of groundbreaking achievements as a Black female mechanical engineer. In the third episode of the third season of the Lost Women of Science podcast, we see how Y.Y.’s brilliance helped make Project Apollo a success...
Space Exploration
NASA’s Artemis Delays Fuel Controversy over Rocket Design
The first test flight of the space agency’s Space Launch System rocket and Orion spacecraft is plagued by delays decades in the making
Space Exploration
The FCC Is Finally Taking Space Junk Seriously
A new potential rule from the U.S. Federal Communications Commission would set a five-year deadline for defunct satellites to be removed from space
Space Exploration
NASA’s Next Launch Attempt for Artemis I Will Occur on September 3
Technical glitches and questionable weather forecasts continue to delay liftoff for NASA’s landmark lunar mission
Space Exploration
Rocket Woes Delay Launch of NASA’s Artemis I Mission
A problem with one of the Space Launch System’s main engines has postponed the test flight until at least September 2
Space Exploration
The ‘Program Is Precarious’: Lori Garver on NASA’s Artemis I Moonshot
A former NASA deputy administrator speaks candidly about the troubled history and radical potential of the space agency’s lunar return
Space Exploration
NASA’s Artemis I Moon Mission Is ‘Go’ for Launch
The U.S. is preparing to send astronauts to the moon for the first time in 50 years
