"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

The tenth day of the 18th annual Space Telescope Advent Calendar features an enormous cloud of gas and dust, illuminated by a ...

Conventional telescopes are limited in detecting low-surface-brightness (LSB) structures, which are essential for studying ...

Saturn’s rings are not the permanent fixture they appear to be through a backyard telescope. Planetary scientists now agree ...

CAPE CANAVERAL, Fla. (AP) — A telescope in Chile has captured a stunning new picture of a grand and graceful cosmic butterfly. The National Science Foundation’s NoirLab released the picture Wednesday.

David Schechter is a national environmental correspondent and the host of "On the Dot with David Schechter," a guided journey to explore how we're changing the earth and earth is changing us. Aparna ...

Starfront Observatories allows amateur astronomers to rent a spot for their telescopes and photograph the cosmos over a high-speed data connection. In a year and a half, Starfront Observatories in ...

Why build a telescope? YOLO, as the kids say. Having decided that, one must decide what type of far-seer one will construct. For his 10″ reflector, [Carl Anderson] once again said “Yolo”— this time ...

Explore the controversial telescope design that even its maker questioned. We break down the spot diagram to uncover the optics behind the criticism and what it means for your viewing experience.

One of the boldest dreams in modern astronomy is the search for Earth-like worlds beyond our solar system. These exoplanets may hold oceans, rocky ground, and even atmospheres rich in oxygen or ...

The All-Seeing Eye, which came into operation in the 2070s, was by far the largest and most powerful optical instrument ever built. Comprising eight telescopes built across the entire lunar surface, ...

For the first time, scientists have used the James Webb Space Telescope (JWST) to study the origins of a bizarre, record-breaking radio signal that flashed past Earth earlier this year. Tracking the ...