Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

NASA's James Webb Telescope has unveiled stunning new details of the Red Spider Nebula, NGC 6537. The image reveals the ...

Footage from NASA/ESA Hubble Space Telescope that celebrates 35 years in space. Images of Mars, planetary nebula NGC 2899, ...

Constellation Perseus culminates high upon the north-south meridian around 10 p.m. Dec. 25, with its brightest star Alpha ...

Located 2,500 to 3,800 light-years away in the Scorpius constellation, this nebula's unusual shape is a result of its central ...

The Gemini South telescope in Chile captured this stunning view of NGC 6302, highlighting the nebula’s intricate structure ...

NASA released new images of 3I/ATLAS, the third comet ever to be discovered in Earth's cosmic neighborhood originating from ...

Deep in space, an ancient brown dwarf nicknamed "The Accident" has revealed the first-ever detection of a molecule that scientists have been searching for in planetary atmospheres for decades. Diamond ...

Learning history is one thing. Reckoning with it is another. “The history of slavery is the history of the United States. It was not peripheral to our founding; it was central to it. It is not ...