Unprecedented proximity: COSMOS 2581 and COSMOS 2583 closed to just 10 feet apart in a controlled April 28 manoeuvre, tracked by COMSPOC. Complex multi-satellite event: The operation also involved ...

President Donald Trump and Defense Secretary Pete Hegseth today released dozens of previously classified files on alleged UFO ...

Unprecedented close pass: COSMOS 2581 and COSMOS 2583 approached within three metres in low Earth orbit, a rare and ...

The number is increasing, too. This visualization, which is based on Space Force data and excludes debris, suggests that the ...

The biggest black holes in the cosmos may not be the quiet offspring of collapsing stars, but the bruised veterans of cosmic ...

A mysterious comet from beyond our solar system is giving astronomers a rare glimpse into alien worlds — and it may have ...

Two Russian spacecraft just demonstrated a very particular set of orbital skills. The satellites, known as COSMOS 2581 and ...

"The outdoor aerospace museum, free to the public, also features a Lockheed JetStar used by NASA, along with several military ...

As the telescopes revolutionize our understanding of the cosmos and our place within it, the stunning images that many of us use as screensavers or frame and hang at home stir our imaginations ...

The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission and mapped more than ...

Launched in 1977, Voyager 1 is the farthest human-made object from Earth. The probe now has two of its original ten science instruments still in operation. Voyager 1 and its twin, Voyager 2, are the ...

Professional photography instructors Paul Reichert and Katrina Willoughby trained Artemis II astronauts to photograph the moon and Earth during a historic lunar flyby. Using Nikon D5 and iPhone 17 Pro ...