Features

Bound for the Ringed Planet

The launch of Cassini heralds a new era in the exploration of Saturn, its rings, and its retinue of moons.

Destination Titan

Piggybacking on the Cassini spacecraft will be Huygens, a probe designed to study the atmosphere and, if only briefly, the surface of Saturn’s cloud-shrouded moon.

Ask Astro

The editors of ASTRONOMY answer your questions about the science and hobby.

Yerkes at 100

A century ago, a Chicago transit magnate financed George Ellery Hale’s dream of a great American observatory – the home of the largest refractor in the world.

Into the Moon’s Shadow

Glorious totality awaits eclipse chasers in South America or the Caribbean next February, but a nice partial eclipse is in store for those who stay in North America.

Seeing Double

Tired of the same old two-dimensional astrophotos? Then maybe you should try recording the sky in three dimensions.

Intensify the Night

Night-vision scopes excel at showing large features along the Milky Way, but don’t expect them to render crisp images of faint deep-sky objects.

A Stairway to the Stars

When the Inca built their capital in Peru, they used the surrounding hills as an agricultural calendar.

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