Features

What Is Dark Matter?

We can’t see it, but it may make up 90 percent of the universe.

The Biggest, the Brightest, the Best

ASTRONOMY presents a cornucopia of celestial records.

Stars that Zap their Neighbors

Hot stars can destroy planets before they ever form.

Was the Universe Designed for Life?

Some scientists wonder whether the universe looks the way it does simply because we are here to see it.

Entering a New Era

Astronauts install two new instruments on Hubble

Sky Almanac

Brilliant Venus climbs higher in the evening sky, while Jupiter and its eclipsing moons dominate the morning.

Discover the Summer Sky

A small scope can reveal the wonders of this season.

Build a Backyard Observatory for Peanuts

A pre-fab kit is your ticket to an inexpensive observatory.

Charting the Moon by Eye

You don’t need optical aid to see features on the moon.

Big Mak Attack

Meade’s mid-sized scope offers crisp images and portability

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