A NASA spacecraft has just reached its permanent observation point to begin a mission unlike any before. Known as IMAP, the ...

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

Comet 3I/ATLAS is just the third observed interstellar object ever witnessed in Earth's solar system. The Gemini South telescope in Chile is the latest observatory to get a glimpse of the object as it ...

An interstellar object named 3I/ATLAS, confirmed to be a comet, is passing through Earth's solar system. The comet poses no threat to Earth and will make its closest approach to our planet on Dec. 19.

A comet known as 3I/ATLAS made news in July when it was confirmed to have originated outside Earth's solar system. One infamous theory even posited that the interstellar interloper, estimated to be ...

“The object’s aphelion the farthest point on the orbit from the Sun is more than 1,600 times that of the Earth’s orbit,” said Sihao Cheng, Institute for Advanced Study lead researcher, as the ...

A computer visualization maps small bodies in the solar system that are expected to be observed by the Rubin Observatory during the 10-year Legacy Survey of Space and Time. Red indicates near-Earth ...

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...