interstellar space

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An illustration showing a comet with a tail.

3I/ATLAS: The Interstellar Comet That Defied Expectations

An interstellar comet with CO2 ratios 60 times higher than anything in our solar system. 3I/ATLAS didn't just visit. It rewrote the chemistry.

April 8, 2026

Space, Astronomy and Cosmology

Interstellar Medium: Gas, Dust, and the Raw Stuff of Stars

The interstellar medium is the gas, dust, and energetic particles filling the space between stars, supplying raw material for new stars and planets.

March 23, 2026

NASA Says Voyager 1 is Sending a Strange Signal From Interstellar Space

Space and astronomy Science Watcher

Voyager 1 Light Day: NASA's 15-Billion-Mile Computer Repair

Engineers at NASA's Jet Propulsion Laboratory fixed a corrupted memory chip aboard Voyager 1 from 15 billion miles away, restoring science data after...

February 17, 2024

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interstellar space

3I/ATLAS: The Interstellar Comet That Defied Expectations

Interstellar Medium: Gas, Dust, and the Raw Stuff of Stars

Voyager 1 Light Day: NASA's 15-Billion-Mile Computer Repair

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