Mysterious ‘Red Sprite’ Appears in NASA Astronaut Photo From the Space Station. What Is This Strange Electrical Flare?
Red sprites are among a class of enigmatic weather phenomena that appear over thunderstorms, known as Transient Luminous Events
The U.S. Ran Its First Space Weather Preparedness Drill—Here’s How It Went
Ironically, the exercise last May was interrupted by a real scenario, when Earth was hit by the strongest solar storm in two decades
A Gold Watch That Belonged to Astronaut Neil Armstrong Sold for $2.1 Million at Auction
The commemorative timepiece is similar to the one that Armstrong and other NASA astronauts wore in space
In the 1980s, This Special Camera Helped Turn Astronauts Into Cinematographers to Shoot the First Imax Movie Ever Filmed in Space
The groundbreaking work, “The Dream Is Alive,” celebrates its 40th anniversary this year
Four Civilian Astronauts Capture Imagery of Earth’s Icy Poles on Fram2, the First Crewed Mission to Polar Orbit
The mission, funded and commanded by a cryptocurrency entrepreneur, was launched by SpaceX on Monday and has grabbed headlines for its flight path
SpaceX Astronauts Will Try Growing the First Mushrooms in Space on Upcoming Fram2 Mission Over Earth’s Poles
Described as the “perfect space crop,” the nutritious and ready-to-eat fungus could be a key stepping stone toward fueling crew members during long-term spaceflight
After Nine Months in Space, the Starliner Astronauts Are Finally Coming Home. Here’s How to Watch Live
Suni Williams and Butch Wilmore are making a 17-hour journey from the International Space Station and will splash down near Florida this evening
Two Trailblazing Spacewalks in 1965 Opened the Door to Decades of Astronauts Pushing the Limits of Their Capabilities
Since those early steps, extravehicular activity has helped provide the solutions to many problems that astronauts face in space
Why NASA and SpaceX’s Mission to Relieve Starliner Astronauts Is Delayed Again
After an unexpected nine months in orbit, astronauts Suni Williams and Butch Wilmore are waiting for the arrival of Crew-10 before they head home. That launch is now expected for Friday
See the Striking New Images From the Blue Ghost Lunar Lander, Now the Second Private Spacecraft to Touch Down on the Moon
Firefly Aerospace’s lander reached lunar soil early Sunday morning, after a 2.8-million-mile journey lasting 45 days
Is the ISS Too Clean for Astronauts’ Health? New Study Finds the Space Station Lacks Microbial Diversity
Humans have evolved alongside microbes in Earth’s environment that help strengthen our immune systems. But sterile living conditions can reduce that beneficial exposure
The World’s First Astronaut With a Physical Disability Is Cleared for Long-Duration Space Missions
Paralympian John McFall has passed all the required medical exams and is now eligible for future travel to the ISS with the European Space Agency
NASA’s Starliner Astronauts Take Their First Spacewalk Together After Roughly Eight Months on the ISS
The nearly 5.5-hour feat set a record for astronaut Sunita Williams, who became the woman with the most time spent on spacewalks in history
The Moon Makes the List of the World’s Most Endangered Cultural Heritage Sites in 2025
Earth-bound landmarks ravaged by war, climate change, tourism and other threats also landed in the World Monuments Watch report
NASA’s Starliner Astronauts Face Another Delay in Their Return Home, Drawing Out Their Unexpectedly Long Mission
Suni Williams and Butch Wilmore were supposed to stay at the ISS for a little over a week. It’s now been more than six months, and the end date has been pushed again
NASA Astronaut Shares Breathtaking Photos From the ISS, Featuring Galaxies and Glowing ‘Star Trails’
On his fourth flight, Don Pettit is once again sharing the art of astrophotography, capturing and posting pictures of Earth, satellites and space
NASA Pushes Back America’s Return to the Moon to 2027, With the Next Artemis Program Flight Slated for 2026
The space agency’s decision comes after an investigation into the Orion spacecraft’s heat shield, which suffered damage during the Artemis 1 test mission in 2022
NASA Addresses Rumors About Health of Starliner Astronaut on the International Space Station—Again
The space agency’s chief health and medical officer refutes claims that Suni Williams, who is on the unexpectedly extended Boeing Starliner mission, appears unhealthily thin
Astronauts Stranded in Space Are Now One Step Closer to Returning Home
A SpaceX mission arrived at the International Space Station with two astronauts instead of four to leave room for NASA astronauts Suni Williams and Butch Wilmore on the return trip in early 2025
Heart Tissue Shows Signs of Aging After Just One Month in Space, Study Finds
Scientists sent bioengineered heart tissue samples to the ISS to study how to keep astronauts safe during future long-term space travel
Page 1 of 12