Features

The Day the Dinosaurs Died

Untold numbers of species perished after an asteroid smashed Earth 65 million years ago. Here’s what happened that fateful day.

Into the Maelstrom

The Galileo probe has changed our view of Jupiter forever.

To the Edge of Space and Time

Hubble peers deep to capture galaxies as they formed.

Two New Solar Systems

Astronomers discover two more Jupiter-sized planets orbiting Sun-like stars.

Sky Almanac

Watch the Moon disappear into Earth’s shadow during April’s early evening eclipse.

Galaxies on Edge

Take your springtime observing to new extremes with a modest-sized scope by spying the thin disks of edge-on spirals.

An April Shower

The Lyrid meteor shower won’t bring May flowers, but with no Moon the night sky will bloom with incinerating comet debris.

An Exotic Eclipse

Shadow chasers returned from Asia with stunning photos.

Hypercharge Your Astrofilm

Hypering turns slow, fine-grained film into a super performer.

A Window into the Deep

With a large telescope, you can scan across 500 million light-years to see the rich and varied Hercules Cluster of galaxies.

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