Features

To Boldly Go

Automated rovers will be the vanguard as astronomers explore the alien landscapes of our solar system.

Inside the Crab Nebula

New Hubble images of this supernova remnant reveal surprising complexities in its gaseous filaments and the area immediately surrounding the Crab Pulsar.

The Debut of Galaxies

Tiny ripples in the fabric of space-time grew, somehow, into the galaxies that dominate today’s universe. Astronomers are now hot on the trail of how that growth took place.

Sky Almanac

Geminid meteors streak across the sky in mid-December, Venus shines brilliantly before dawn, and nature’s brightest asteroid achieves naked-eye visibility.

Improving Your Mount

Build a permanent pier or put setting circles on a Dobsonian and see how much easier observing can be.

Jupiter’s Embattled Cloudtops

Backyard observers around the globe were astronished that they could clearly see and photograph the scars left by Comet Shoemaker-Levy 9’s impacts.

Under the Southern Sky, Part Two

Revel in the beauty of the southern skies with this stunning collection of wide-field and prime-focus astrophotos.

Celestron’s Compact Newtonian

ASTRONOMY test drives Celestron’s 8-inch GP-C200, a portable, rich-field Newtonian reflector.

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