That’s how I learned to draw stars, too ... the first full-color image from the James Webb Space Telescope, the largest optical telescope in space, showed a universe filled with stars.

NASA's Nancy Grace Roman Space Telescope is one giant step closer to unlocking the mysteries of the universe. The mission has now received its final major delivery: the Optical Telescope Assembly ...

The primary mirror will be 39 meters (128 feet) in diameter. Like, that's gigantic for an optical telescope. It is nearly four times larger than the largest operational reflecting telescopes in ...

Now, a large group of astronomers from all over the world is building the biggest optical telescope ever—the Extremely Large Telescope (ELT)—in Chile. Once construction is completed in 2028, it could ...

The world's most powerful optical telescope has opened both of its eyes. Astronomers at the Large Binocular Telescope (LBT) in Arizona have released the first images taken using its two giant 8m ...