Galaxies are astronomical objects composed of billions or even trillions of stars. Our Earth and solar system are just a tiny ...

The James Webb Space Telescope captured massive galaxy cluster RX J2129. located about 3.2 billion light-years away. A ‘supernova-hosting galaxy’ can be seen three times, at 3 different points in time ...

The United States Postal Service has issued two new stamps featuring stellar images beamed back to Earth by the James Webb ...

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

The James Webb Space Telescope’s (JWST) picture of the month for February 2025 is showing off the power of planet formation. The space telescope recently honed in on protoplanetary disk HH30.

First discovered in 2009, GJ 1214 b is described by the JWST team as being “sub-Neptune-sized” - smaller than the outermost ...

NASA’s James Webb Space Telescope recently imaged the Sombrero Galaxy with its MIRI (Mid-Infrared Instrument), resolving 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's new image spotlights dust grains in a distant protoplanetary disk, allowing astronomers to ...

This image from the NASA/ESA/CSA James Webb Space Telescope features an H II region in the Large Magellanic Cloud (LMC), a ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where planets formed in the early universe.