Astronomy

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The James Webb Space Telescope has discovered lonely quasars in the early universe, with "empty larders" that defy theories surrounding their growth to monster sizes.

A pulsating red star and its spectacular nebula have been captured by NASA's Hubble Space Telescope.

Scientists say they've uncovered where the vast majority of Earth's meteorites came from.

The largest and oldest-known impact site on the moon is the South Pole-Aitken basin. Thanks to new research, scientists have dated the basin to the period between 4.32 and 4.33 billion years ago.

Researchers spotted a second distant star orbiting a well-known black hole and its stellar companion in a never-before-seen gravitational triad. The system's unique configuration suggests that the black hole was not created as scientists initially expected.

On Sept. 30, NASA's Perseverance rover turned its eyes toward the sky and photographed a solar eclipse from Mars, capturing the tiny moon Phobos crossing the sun's face.

A new animated map sheds light on the superhot "zombie star" at the heart of a nebula leftover from a distant supernova witnessed by astronomers in 1181. The remains of the stellar explosion are unusually wonky and are still exploding at a constant speed.

Four "potentially hazardous" space rocks, which are between 100 and 580 feet across, will all make their closest approaches to Earth within less than 12 hours of one another on Thursday (Oct. 24). Two of them were only discovered earlier this month.

A fiery meteor shot across the sky above the Great Lakes on Monday (Oct. 21) just after sunset, stunning witnesses from Michigan to New York, Kentucky and North Carolina.