The Priority Mail 'Spiral Galaxy' and Priority Mail Express 'Star Cluster' stamps are now available in panes of four at post ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Through the lens of the Hubble and James Webb Space Telescopes, scientists are zeroing in on the Hubble Constant, a vital ...

The James Webb Space Telescope has revolutionized astronomy in just three years. A new project celebrates its impact on the ...

The record-breaking winds are circling the nearby "puffy" exoplanet WASP-127b, and are traveling six times faster than the ...

Rudakubana unexpectedly pleaded guilty to the murders of Bebe King, six, Elsie Dot Stancombe, seven, and nine-year-old Alice da Silva Aguiar on Monday when a trial was due to open at Liverpool Crown ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets.

Supernovae are one of the most useful events in all of astronomy. Scientists can directly measure their power, their spin, ...

It also has a thick atmosphere, veiled by dense aerosols, that seemed impenetrable — until now. With the cutting-edge capabilities of the James Webb Space Telescope (JWST), researchers have detected ...

The striking blue stars of the Leo P dwarf galaxy appear dashed across the lower right corner of this image from NASA's James ...