"The operations work at STScI, NASA's Goddard Space Flight Center, and other NASA contractors is funded by the operational ...

Scientists used NASA’s James Webb Space Telescope to examine select star-forming areas in the Extreme Outer Galaxy in near- ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

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

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HWO will be the first space telescope built to find potentially habitable planets and analyze their atmospheres for signs of ...

The James Webb Space Telescope reveals a true factory for the production and dissemination of elements essential to all complex structures in the Universe, particularly life. The Webb telescope ...

Hidden in Chile’s Atacama Desert, the $1.5B Extremely Large Telescope (ELT) nears completion. With a massive 130-ft mirror, ...

The Webb Space Telescope mission is threatened—not by anything in the desolate outskirts of the Sun, but by potential budget cuts. Webb is performing better than expected, astronomers say ...

James Webb recently peered at an alien world that could harbor life. Scientists are starting to ponder the impact of such a seismic discovery.

NASA’s Parker Solar Probe flew closer to the sun than any spacecraft ever has, surviving expected temperatures of 1,800 ...

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