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Keywords: Interstellar comet


Interstellar comet nearing Earth reveals rare sunward jet and alien chemistry

Astronomers are preparing for a remarkable cosmic encounter as interstellar comet 3I/ATLAS makes its closest pass to Earth on December 19. The celestial visitor, originating from beyond the solar system, will come no nearer than 167 million miles from the planet roughly twice the distance between the......

UN planetary defence drill uses interstellar comet 3I/ATLAS to test real world response

The United Nations has confirmed that interstellar comet 3I/ATLAS is at the centre of a full scale planetary defence exercise designed to test how well the world can respond to a genuine cosmic threat in the future. Aimed at space policy analysts, planetary defence specialists and readers who follow......

Harvard astrophysicist pressures NASA over interstellar comet images

Harvard astrophysicist Avi Loeb is urging NASA to release high-resolution images of the interstellar comet 3I/ATLAS, claiming that the Manhattan-sized object might be extraterrestrial technology rather than a natural visitor from another star system. This demand has reignited debate surrounding Loeb’s......

Interstellar comet defies expectations with unprecedented chemistry

The interstellar comet 3I/ATLAS, the third confirmed visitor from beyond our solar system, has astonished scientists with its unusually high levels of carbon dioxide and unexpected activity as it approaches the Sun. Multiple NASA missions and international observatories are closely studying its composition......