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

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a ...

The Dutch-led team used NASA's Webb Space Telescope and a telescope in Chile to observe a young star some 1,370 light-years ...

After months of anticipation, NASA has unveiled the James Webb Space Telescope’s first full-color images, giving us a breathtaking glimpse into the most distant and mysterious parts of the universe.

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy evolution and star formation.

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

Since it launched in December 2021, Webb has been orbiting more than a million miles from Earth, capturing breathtaking images of deep space. But how does it actually work? And how can it see so far?

The mirror gathers light from deep space and reflects it into the telescope’s instruments. The bigger the mirror, the more light it can collect – and the farther it can see.