Search results for 3i atlas

Astronomy Dec 30, 2025

Most sensitive radio observations to date find no evidence of technosignature from 3I/ATLAS

Since the interstellar object (ISO) 3I/ATLAS was first discovered on July 1, 2025, it has garnered much attention, including speculation, hopes and fears that it may somehow contain evidence of technologically advanced civilizations ...

Astronomy Dec 18, 2025

Comet 3I/ATLAS: Europa Clipper captures rare ultraviolet view

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has made valuable observations of the interstellar comet 3I/ATLAS, which in July became the third officially recognized ...

Astronomy Dec 15, 2025

XMM-Newton sees comet 3I/ATLAS in X-ray light

The European Space Agency's X-ray space observatory XMM-Newton observed interstellar comet 3I/ATLAS on 3 December for around 20 hours. During that time, the comet was about 282–285 million km from the spacecraft.

Astronomy Dec 15, 2025

Hubble catches another glimpse of 3I/ATLAS

On July 1st, 2025, the third interstellar object (ISO) ever detected was seen making its way through our solar system. Shortly after being alerted by automated detection systems, astronomers at the European Space Agency (ESA) ...

Planetary Sciences Dec 12, 2025

Comet 3I/ATLAS displays greenish hue in new Gemini North telescope images

Gemini North captured new images of Comet 3I/ATLAS after it reemerged from behind the sun on its path out of the solar system. The data were collected during a Shadow the Scientists session—a unique outreach initiative that ...

Astronomy Nov 14, 2025

ESA pinpoints 3I/ATLAS's path with data from Mars

Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked to predict its trajectory. ESA has now improved the comet's predicted location by a factor of 10, ...

Astronomy Nov 10, 2025

China's Tianwen-1 orbiter spots 3I/ATLAS

The interstellar object known as 3I/ATLAS just flew past Mars, and China's Tianwen-1 mission managed to snap some pics with its high-resolution camera. According to the China National Space Agency (CNSA), the orbiter's high-resolution ...

Planetary Sciences Oct 31, 2025

Rapid brightening of interstellar comet 3I/ATLAS as it nears sun surprises scientists

An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening dramatically and rapidly as it did so. The reason for the sudden extreme activity is currently puzzling ...

Planetary Sciences Oct 21, 2025

Hera and Europa Clipper will pass through 3I/ATLAS' tail

All sorts of crazy things have been suggested regarding 3I/ATLAS, the third known interstellar object that we've discovered. Some are simply conspiracy theories about it being an alien spacecraft, while others have been well-thought-out ...

Astronomy Oct 13, 2025

ESA's Mars Express and ExoMars orbiters catch a glimpse of 3I/ATLAS

The interstellar object 3I/ATLAS has been something of a mystery ever since it graced our solar system. From all outward appearances, the object appears to be a comet that originated in another star system and was ejected ...

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