
Observing Chile’s Finest
During October, Editor in Chief Peter Tyson accompanied 19 adventurous skygazers on a 12-day expedition to Chile — the “astronomy capital of the world” — for a tour of breathtaking landscapes and the magnificent southern sky.

What Is the Ecliptic?
The ecliptic, simply put, is the plane of Earth’s orbit around the Sun. It extends beyond that to include the seven other planets.

Help Keep Our Skies Dark — Join IDA Today
It's high time that we amateur astronomers got serious about protecting the night sky from light pollution.

With Mercury's Arrival, Five Planets in View
Early risers have been patiently waiting for the innermost planet to join four others — and the Moon — in the predawn sky. Now they're all in view.

The Night of the Blazing Aurora
A group of about 40 intrepid souls from the U.S. and Australia hits pay dirt on a tour of Iceland

Last Chance to Discover Iceland with S&T!
On October 15, a group of us interested in seeing auroras and in exploring Iceland will meet in Reykjavík, the capital of this unique island. Want to join us?

Hold Worlds in Your Hand
Ever wanted to own one — or even all — of Sky & Telescope’s globes? Here’s your chance: Through this Sunday, June 7th, you can take 40% off the price of every globe you purchase.

Witness the Northern Lights with S&T
Sky & Telescope is leading its third annual trip to Iceland this fall to explore a unique culture and witness the northern lights. Come join us!