The Sun, our nearest celestial neighbor, is undeniably a star, not a planet, as centuries of astronomical observations have ...

European astronomers for the first time observed the start of a new solar system. Photo by ALMA(ESO/NAOJ/NRAO)/M. McClure et al. July 15 (UPI) --A group of international researchers said Wednesday ...

Interstellar comets like 3I/ATLAS could serve as seeds for giant planet formation, potentially explaining how massive planets form around distant stars, according to BBC and Pfalzner’s research.

"The Solar Family" is an 11-minute educational film produced by Encyclopedia Britannica Films in 1936. It presents the evolution of the solar system through the lens of the planetesimal hypothesis, a ...

Dozens of previously hidden jets and outflows from young stars are revealed in this new image of the Cosmic Cliffs from NASA’s James Webb Space Telescope’s Near-Infrared Camera (NIRCam). This image ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

Mojtaba Akhavan-Tafti is the Principal Investigator of Space Weather Investigation Frontier (SWIFT). He receives funding from NASA. W. Manchester is a Co-Investigator of Space Weather Investigation ...

July 15 (UPI) --A group of international researchers said Wednesday they witnessed some of the earliest stages of a planet beyond the Earth's sun beginning to form. The researchers from the United ...