Japanese H3 rocket fails during launch of navigation satellite  - A Japanese H3 rocket suffered an anomaly during the launch of a navigation satellite on Sunday night (Dec. 21), resulting in the loss of the spacecraft.

+1 from  space

 Rocket Lab Successfully Launches for iQPS, Ends 2025 with 21 Launches and 100% Mission Succes

 Astronomers May Have Spotted a Never-Before-Seen “Superkilonova” Hidden Inside a Supernova  - A double explosion may have generated both gravitational waves and light. When the largest stars exhaust their fuel, they end their lives in powerful supernova explosions. These blasts scatter heavy elements such as carbon and iron into space, helping enrich the universe. A different and far rarer kind...

+2 from  scitechdaily

 Holidays in Space: 25 Years of Space Station Celebrations  - In the quarter century that humans have lived and worked aboard the International Space Station, astronauts and visitors from around the world have celebrated countless holidays more than 250 miles above Earth while traveling 17,500 miles per hour. Crews have…

 Artemis II Crew Rehearse Launch Day Demonstration  - The four astronauts set to fly around the Moon during NASA’s Artemis II test flight depart the Neil A. Armstrong Operations and Checkout Building at the agency’s Kennedy Space Center in Florida, during a dress rehearsal for launch day on Dec. 20,…

 The best last-minute holiday gifts for any die hard space superfan  - Show the space enthusiast in your life that you love them to the moon and back with the best last-minute holiday gifts available.

+2 from  space

 Less than nine months after first test flight: Isar Aerospace clears final tests for second Spectrum launch

 Planet-eating stars hint at Earth's ultimate fate  - A sampling of aging Sun-like stars demonstrates that they likely eat their closest planets.

 Starship success, a private moon landing and more: The top 10 spaceflight stories of 2025  - Over the past 12 months, we saw multiple spaceflight records broken, the debut of a powerful new rocket and the first-ever fully successful private moon landing.

+3 from  space

 We Now Know How Much Faster Clocks Will Run on Mars  - The planet’s weaker gravity means time passes faster than here