Perhaps the weirdest-looking Boeing 747 on this list is the YAL-1. Rather than being acquired from an airline, YAL-1 was ...

We are working our way through some of the astronomical objects in the constellation Orion. Of all of them, my proudest ...

The European Southern Observatory's (ESO) Extremely Large Telescope (ELT) — the world's largest visible- and infrared-light ...

The James Webb Telescope's gold mirrors aren’t just for looks—they’re a scientific marvel. Gold reflects up to 99% of ...

Advanced optical testing assures the ability of Roman Space Telescope Arrangements made of the mirrors and scientific tools used in the Roman Space Telescope are necessary to become flawless ...

From magnification to light-gathering, here’s how to make the decision between buying a telescope or a monocular for stargazing and astronomy. Ask an astronomer what the best monocular is for ...

Giant mirror: Webb's mirror, which captures light, is over 21 feet across. That's over two-and-a-half times larger than the Hubble Space Telescope's mirror. Capturing more light allows Webb to see ...

To accomplish its work, Rubin relies on an innovative three-mirror design unlike that of any other telescope. Its primary mirror is actually made up of two separate surfaces with different curvatures.

Streicher undertakes intense cosmic studies on a high level through a 16-inch telescope and provides data on a semi-professional basis worldwide to augment astronomic databases. According to ...

THE present volume, which is to a great extent a reprint, is designed for the help and instruction of those who, possessing a small telescope, are at a loss as to how best to use it. On the whole ...

Find the best telescopes to unlock the wonders of the night sky and view lunar occultations, celestial conjunctions and planetary parades in January. The best telescope unlocks the wonders of the ...