Color can make a century-old photograph feel startlingly modern—but the stories behind these images are even more remarkable. One of Mark Twain’s final portraits was taken after he predicted that he ...

Long before it reappears in Earth's skies, bits and pieces of Halley's Comet make a twice-a-year visit, including one that peaks overnight into Tuesday through Wednesday with the Eta Aquarids meteor ...

A Halley’s Comet rendezvous mission could launch in 2036, use gravity assists from Jupiter and Saturn, and reach the famous comet in 2060 before perihelion.

This spectacular image of Comet Halley, rising above the eastern horizon, was obtained at the La Silla observatory during the morning of February 22. It was made by superposing 6 exposures (total 9 ...

A medieval monk may have beaten Edmond Halley to one of astronomy’s greatest discoveries by nearly 700 years. Researchers say Eilmer of Malmesbury recognized that the blazing comet seen in 1066 was ...

Halley's Comet captures the imagination in a way that few other astronomical objects do. When it last made its approach toward the sun (admittedly when this author, who is now middle-aged, was 1 year ...

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 ...

Early in the 11th century, a young Benedictine monk named Eilmer jumped from the 150-foot tower of his abbey in the small English town of Malmesbury, wearing a pair of crude wings he’d fashioned from ...