September 16, 2026

Space_Astronomy

Hubble details early galaxy transforming neighborhood 1.4 billion years after Big Bang

Hubble details early galaxy transforming neighborhood 1.4 billion years after Big Bang

Astronomers using NASA’s Hubble Space Telescope have found something they never expected—ultraviolet light from a galaxy that existed just 1.4 billion years after the Big Bang. That galaxy contains tightly clustered young stars that produce ionizing light capable of transforming the opaque, neutral gas within and immediately around the galaxy, clearing our view. This suggests…

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A rare interstellar visitor triggered a SETI search for alien technology

A rare interstellar visitor triggered a SETI search for alien technology

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the rapid-response observations helped confirm the object’s natural origin and showcased how future interstellar visitors can be investigated for signs of intelligent life.

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