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

NASA's James Webb Space Telescope is known for looking deep into the universe with an unprecedented level precision and sensitivity. But its images aren't only scientifically useful — they're ...

Of all the mysteries that the massive James Webb Space Telescope has seen so far in the early universe, one of the strangest are objects that astronomers now call "little red dots." Like the ...

But we’ve never been able to see dark matter ourselves. That may change soon, though, as a trick with the James Webb space telescope could let us “see” dark matter. When looking at things ...

The findings suggest that astronomers’ widely accepted cosmology models might be missing something—meaning the longstanding mystery known as the “Hubble tension” continues Margherita Bassi ...

Originally known as the "Next Generation Space Telescope," the telescope was somewhat controversially named after James E. Webb, one of NASA's early administrators. Webb ran NASA from 1961 to 1968 ...

New U.S. Postal Service stamps released last week feature images captured by NASA's James Webb Space Telescope.

The Webb images show dense sheets of gas and dust stretching across hundreds of astronomical units. NASA's James Webb Space Telescope has captured highly detailed images showing the complex layers ...

A team of scientists published their findings this week using Nasa's James Webb Space Telescope (JWST) to cross-check the physics problem known as "Hubble Tension," which refers to Hubble Space ...

That means the latest image from NASA's James Webb Space Telescope is an exceptionally exhilarating treat. On Tuesday, NASA shared that Webb had gotten an unprecedented look at the interstellar ...

NASA's James Webb Space Telescope (JWST) has captured photos of one of the earliest supernovas ever seen, with features appearing like grains and knots found in a cut of wood. "Once upon a time ...

The James Webb Space Telescope has discovered exoplanet GJ 1214 b, situated 48 light-years away in the constellation Ophiuchus. This planet has a dense carbon dioxide atmosphere, presenting a ...