What are the exact sizes of galaxies, and are they bigger than they appear in deep space images? This is what a recent study published in Nature Astronomy hopes to address as an international team of ...

The James Webb Space Telescope spied a cosmic question mark in deep space while observing two young stars located more than 1,000 light-years from Earth. When you purchase through links on our site, ...

Spanish astronomers have conducted deep optical imaging of an isolated dwarf galaxy known as NGC 6789. Results of the new observations, presented November 10 on the arXiv preprint server, shed more ...

NASA has achieved an impressive first by streaming an ultra-HD video to Earth by laser from 19 million miles away. “This will pave the way for higher-data-rate communications in support of the next ...

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A cosmic object in the shape of a glowing question mark has photobombed one of the latest images captured by NASA’s James Webb Space Telescope — and scientists think they know what it might be. The ...

The galaxy appears to have tentacle-like trails of gas and stars jutting off from one side, likely making it a jellyfish galaxy — a class of galaxies that drip tendrils of star-forming material as ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also contains the Milky Way. Miguel Claro is a professional photographer, author ...

NEIL ARMSTRONG: That's one small step for man, one giant leap for mankind. MARTIN: Not quite. What they sent was a cat video. (SOUNDBITE OF MUSIC) MARTÍNEZ: Yeah, this dreamy music plays as a big ...

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NASA's ambitious mission to return astronauts to the moon for the first time this century is on track to launch no later than April 2026, but it just might fly sooner if all goes well. Final tests of ...