What: Comet 3I/ATLAS reached perihelion on October 30, 2025. This special SETI Live explored what scientists have learned ...
Comet 3I/ATLAS, the third confirmed interstellar object to enter the solar system, is prompting renewed scientific debate ...
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Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled
Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...
Interstellar comet 3I/ATLAS shocks scientists with thruster-like jets and a vivid blue glow, fuelling debate over its ...
Astronomers are baffled by 3I/ATLAS, a newly discovered interstellar object that appears to be defying the basic laws of ...
The Gaia space telescope has measured the acceleration of the Solar System when it orbits the center of our Milky Way galaxy. The Solar System motion relative to the stars agrees with the results by ...
What Matters Now • The extraordinary discovery of the “twilight” asteroid 2025 SC79, detected by the Dark Energy Camera, ...
It is a question that feels like it should have a straightforward answer: how many planets are there in our solar system? Since Pluto was relegated back down to dwarf planet status, almost everyone ...
The Milky Way and Andromeda galaxies are predicted to collide and merge between 3.9 and 5.6 billion years from now, based on observed relative motion. The merger process will involve multiple ...
Have you ever wondered just how big space really is? It’s huge. In fact, it’s astronomical! The Colorado Scale Model Solar System depicts the Sun, the planets, and the distances between them all on ...
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