The U.S. Postal Service has issued a new set of stamps celebrating the James Webb Space Telescope, the most powerful space ...

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

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

The majority were discovered by the Kepler space telescope, launched in 2009. Kepler’s mission was to see how ... beginning with the James Webb Space Telescope, which NASA hopes to launch ...

“For one of Roman’s surveys, it will take less than a year to do observations that would take the Hubble or James Webb space telescopes ... data from Roman’s transformative mission. The Nancy Grace ...

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 has captured imagery of interacting elliptical and spiral galaxies known as Arp 107. Credit: ...

Mysterious little red dots threatened to overhaul modern cosmology—but new research may have solved the celestial conundrum.

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 ...

32,655 people played the daily Crossword recently. Can you solve it faster than others?32,655 people played the daily Crossword recently. Can you solve it faster than others?

offering a behind-the-scenes look at the mission, with the team members revealing some of the rigorous testing processes that have been necessary to get the space telescope ready for launch.

With the aid of the Hubble space telescope, NASA has shown us galaxies as they were many billions of years ago — and Hubble's successor, the James Webb Space Telescope, has the ability to look ...