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12 billion years old, this interstellar comet is older than our solar system
United Kingdom🔬 Science6 days ago

12 billion years old, this interstellar comet is older than our solar system

On July 1, 2025, astronomers discovered an interstellar comet named 3I/ATLAS using the Asteroid Terrestrial-impact Last Alert System (ATLAS). This comet is only the third interstellar object ever observed and is moving through the solar system at over 60 kilometers per second, destined to exit the system permanently. Scientists led by Martin Cordiner from NASA Goddard Space Flight Center analyzed the comet and concluded it is significantly older than the solar system itself, making it a 'galactic fossil.' The comet’s high velocity suggested it originated from outside the solar system and had been traveling through space for billions of years. Interstellar objects like 3I/ATLAS are believed to be remnants from the formation of other planetary systems, and their detection provides valuable insights into the early history of the universe.

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Phys.org logoPhys.orgIndependentCenter6 days ago
12 billion years old, this interstellar comet is older than our solar system

On July 1, 2025, astronomers discovered an interstellar comet named 3I/ATLAS using the Asteroid Terrestrial-impact Last Alert System (ATLAS). This comet is only the third interstellar object ever observed and is moving through the solar system at over 60 kilometers per second, destined to exit the system permanently. Scientists led by Martin Cordiner from NASA Goddard Space Flight Center analyzed the comet and concluded it is significantly older than the solar system itself, making it a 'galactic fossil.' The comet’s high velocity suggested it originated from outside the solar system and had been traveling through space for billions of years. Interstellar objects like 3I/ATLAS are believed to be remnants from the formation of other planetary systems, and their detection provides valuable insights into the early history of the universe.

Bias read (Center): The article discusses a scientific discovery related to an interstellar comet and does not involve any political figures, policies, or contentious issues. It focuses purely on astronomical findings and does not exhibit any ideological framing or bias.

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