The James Webb Space Telescope captured massive galaxy cluster RX J2129. located about 3.2 billion light-years away. A ...

For more than three decades, the Hubble Space Telescope has been capturing images we never imagined possible, revealing ...

A study using the NASA’s Chandra X-ray Observatory and other X-ray telescopes has revealed that "an exploded star can pose ...

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the “Christmas Star” from the ...

A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

The German polemic renowned for laws of planetary motion estimated that in the year 7 BC Jupiter and Saturn aligned in ...

A dozen luminous blue outbursts were thought to be unusual supernovae. A new outburst, the brightest yet, suggests it's ...

From a small island off the coast of Panama to the farthest reaches of space, the Smithsonian advanced our knowledge of the ...

The year’s most memorable moments from astronomy and space exploration include a double-detonating supernova, a private moon ...

One such superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational ...

The James Webb Space Telescope has been helping scientists explore the cosmos for years now, but there are still plenty of ...

In Part 2 of his story, Benita Albert tells of astronomer Bob Benjamin's career, including teaching and now being a NASA consultant.