Features

50 years on Mars

The current international fleet of explorers follows the path blazed by NASA’s pioneering Mariner 9 mission.

Celebrating 60 years of human spaceflight

The flights of Yuri Gagarin and Alan Shepard blazed a trail for human spaceflight that is still unfolding today.

Sketching the Sun with AI

The oldest method of recording the Sun has some new artificial-intelligence tricks.

Flying into June’s ring of fire eclipse

Take a journey through the Moon’s shadow.

Astrophotography with your smartphone

You don’t need top-tier equipment to image the night sky through your telescope. Your phone can do the trick.

Catch this month’s lunar eclipse

To enjoy a spectacular Blood Moon, all you need is a clear sky.