Press enter or click to view image in full size New images from the Nordic Optical Telescope, in the Canary Islands, Spain. The evolution of the glow around 3I/ATLAS shows a transition from an anti-tail towards the Sun to a tail away from the Sun. The brightest pixel is marked by a red dot. Sunward is West and distance from …
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Press enter or click to view image in full size (Credit: NASA/JPL) On October 21, 2025, the interstellar object 3I/ATLAS will be exactly on the opposite side of the Sun relative to Earth, constituting a so-called `solar-conjunction’. When you look up towards the sky that day, keep in mind that 3I/ATLAS is hiding behind the Sun. Under these circumstances, it …
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Press enter or click to view image in full size An image of the interstellar object 3I/ATLAS from the Two-meter Twin Telescope in the Canary Islands, Spain. The image, composed of 159 exposures of 50 seconds each, was taken on August 2, 2025. It shows a faint jet pointed towards the Sun (marked by a purple line), extending out to …
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Press enter or click to view image in full size An image of 3I/ATLAS on August 24, 2025, taken by the Keck Cosmic Web Imager (KCWI) on the Keck II telescope in Hawaii at the wavelength range of 0.3425 to 0.55 micrometers. The yellow arrow points in the direction of the Sun. (Credit: W. B. Hoogendam et al. 2025) A …
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Press enter or click to view image in full size The men’s 100-meter dash final at the London 2012 Olympic Games. (Credit: Wikimedia) As the interstellar object 3I/ATLAS passes through our cosmic backyard, bounded by the orbits of Mars and Earth around the Sun during the month of October 2025, the time is ripe to evaluate its gravity. A good …
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Press enter or click to view image in full size Press enter or click to view image in full size Two versions of the image of the interstellar object, 3I/ATLAS, obtained by the Navcam camera onboard NASA’s Mars Perseverance rover on October 4, 2025. (Credit: NASA, posted here and here) On October 4, 2025 at the mean local solar time …
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The main asteroid belt of the Solar system is a doughnut-shaped region, located between the orbits of Mars and Jupiter. (Credit: Wikimedia) On October 3, 2025, the interstellar object 3I/ATLAS passed within 29 million kilometers from Mars and on March 16, 2026 it will pass within 54 million kilometers from Jupiter. This encounter with multiple solar system planets requires two …
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Press enter or click to view image in full size Stacking images from the Mastcam-Z camera on the Perseverance rover on Mars shows a faint smudge where 3I/ATLAS was expected to be in the Martian sky. (Credit: NASA/JPL-Caltech/ASU/Simeon Schmauß) In a new interview on Newsmax last night (available here), I discussed the seven anomalies of the interstellar object 3I/ATLAS. My …
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Press enter or click to view image in full size Logarithm of the ratio between the production rate of nickel to iron as a function of the logarithm of their total production rate. The new data from the Very Large Telescope for 3I/ATLAS (red squares) is shown in comparison to known comets (diamonds in other colors). (Credit: D. Hutsemékers et …
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Press enter or click to view image in full size The HiRISE camera onboard the Mars Reconnaissance Orbiter was photographed before launch next to a worker at Ball Aerospace and Technology Corporation in Boulder, Colorado. On October 3, 2025, the camera will be able to resolve 3I/ATLAS with 30-kilometers per pixel. (Credit: NASA) Imagine noticing a new animal in your …
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