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Firefly Aerospace’s Alpha rocket cleared to fly again after April 29 launch failure
Firefly Aerospace has completed its investigation into the anomaly that caused its Alpha rocket to a plunge into the sea near Antarctica on April 29.
50 years ago, NASA sent 2 spacecraft to search for life on Mars – the Viking missions' findings are still discussed today
Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology experiments.
The moon and Venus visit the 'Heart of the Lion' this week. Here's how to see it
A striking sight to the unaided eye; even more so with binoculars.
On this day in space! Sept. 15, 1968: Russian tortoises take 1st circumlunar spaceflight
On Sept. 15, 1968, the Soviet Union launched the Zond 5 spacecraft on a mission to loop around the moon and return to Earth.
These 2 European telescopes use lasers to track potentially dangerous space junk (video)
The laser system provides real-time positional data on the huge cloud of space debris above our heads in low Earth orbit.
Rocket launch today: Is there a rocket launch and what time?
Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.
Interstellar comet 3I ATLAS glows green during lunar eclipse | Space photo of the day for Sept. 15, 2025
During September's total lunar eclipse, astronomers captured rare images of interstellar comet 3I/ATLAS glowing green, suggesting more about its chemistry.
15 years on, 'Halo: Reach' continues to be the golden standard of video game prequels
Bungie's Halo swan song remains a fan-favorite installment, and its appeal after all these years is more than just nostalgia.
