Scientists targeted a light echo previously observed by NASA’s retired Spitzer Space Telescope, and it is one of dozens found near remains of the Cassiopeia A supernova. The Webb images show ...

NASA's Roman Space Telescope, slated for a 2027 launch, will provide insights into dark energy and exoplanets. It will undergo rigorous testing to ensure durability in space conditions.

Called the Habitable Worlds Observatory, the telescope is so massive it may even need to ride a next-gen megarocket like SpaceX's Starship to reach space; it will also require new technological ...

The next great space telescope will study distant galaxies and faraway planets from an orbital outpost about a million miles ...

The recently observed glowing material, not related to the star that turned into Cassiopeia A, exists among dozens of other nearby light echoes that had first been observed by NASA's Spitzer Space ...

If you think about the James Webb Space Telescope and a tiny monocular that fits your pocket, these two products seem like a world apart. However, at their core, both telescopes and monoculars are ...

An illustration of the James Webb Space Telescope as it orbits the sun in our solar system, 1 million miles from Earth. Credit: SA GSFC / CIL / Adriana Manrique Gutierrez The James Webb Space ...

The telescope captured the infrared glow of the cosmic material, revealing delicate patterns. The James Webb Space Telescope (JWST), the most powerful telescope developed by mankind, is ...

NASA has mounted the most important parts of the Nancy Grace Roman space telescope on the spacecraft that will take the observatory into space and to its research site. The work on the next large ...

Day 21 of the 2024 Space Telescope Advent Calendar: inside a chaotic nebula. Sharpless 2-106 is a nebula several light-years across, seen here by Hubble in 2011. It lies 2,000 light-years away ...