Interstellar comet 3I/ATLAS found spewing water far from the Sun; researchers say it may hold clues to how life travels across the universe

Interstellar comet 3I/ATLAS, the third of its kind detected, has revealed signs of water, surprising scientists with its activity far from the Sun. Spacecraft orbiting Mars captured its closest approach, while ground-based observations confirmed hydroxyl, a water byproduct. This discovery offers insights into how life's building blocks might travel across the galaxy.