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

The James Webb Space Telescope is peering into distant worlds and rewriting our grasp of the cosmos. And in 2025, its budget ...

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

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

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 ...

An illustration of the James Webb Space Telescope as it orbits ... That's over two-and-a-half times larger than the Hubble Space Telescope's mirror. Capturing more light allows Webb to see more ...

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

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

NASA’s James Webb Telescope uncovers GJ 1214 b, a super-Venus exoplanet with a carbon dioxide-heavy atmosphere, challenging ...

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 ...

The James Webb Space Telescope captured photos of one of the earliest supernovas ever seen using infrared technology, and creating a time lapse of the phenomena.