Space News & Blog Articles

This week astronomers have announced the completion of the largest 3D map of galaxies across the cosmos, plus exquisite radio observations show what happens when a stellar intruder interrupts planet formation.

Saturn’s icy moon Enceladus harbors a subsurface ocean, and many astronomers have believed that watery plumes erupting from its surface might provide an easy way to sample it. But computer […]

Supernovae that carved out the Local Bubble, a cavity around the Sun, have also triggered star formation at the bubble's edges.

A detailed study of 12 streams of stars swirling in and around the Milky Way will ultimately help shed light on our galaxy's dark matter halo.

Astronomers are searching nearby dwarf galaxies for the ancient origins of supermassive black holes.

Astronomers watch starbirth and stardeath, capturing a unique view of a stellar nursery and witnessing a supergiant's supernova.

In the hills of northern Calirfornia, a 10-year-old boy discovered a comet's tail — and a lifelong passion for stargazing.

The James Webb Space Telescope has unfolded its primary mirror, marking the end of the deployment phase for the observatory.

Mercury draws close to Saturn low in twilight, then turns shy and runs away. Jupiter watches from above. The Moon, careless of such goings-on, waxes through first quarter to show off for your telescope.

A stream of stars scattered across 15 degrees of sky was once part of a globular cluster torn apart by our galaxy’s gravity. The stars represent some of the oldest in the Milky Way.

A new year — and a clear sky — offers a chance to reconnect with a passion for stargazing.

Did the recent apparition of Comet Leonard whet your appetite for more of these beautiful unpredictables? Here are five more you can see with your telescope this season.

Its sunshield now in place, the James Webb Space Telescope is unfolding by the numbers while en route to its new home.

There’s no better way to start the new year than listening to our monthly Sky Tour astronomy podcast. It’s an informative and entertaining 12-minute guided tour of the nighttime sky.

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Tour 15 of the sky's brightest stars all in one night on this New Year's Eve! This interactive Worldwide Telescope video will show you the way.

Sky & Telescope predicts that the year’s best meteor shower will be the Quadrantids, which peak in the very first days of 2022. The Perseids (August) and Geminids (December) will be spoiled by strong moonlight.

The New Year will see missions returning to the Moon and much more.

Comet Leonard (C/2021 A1), which appeared to stall out around magnitude 5 in early December, has become a surprise performer. Since transitioning to the evening sky, it's undergone three successive […]

Over a generation in the making, the James Webb Space Telescope is finally headed for space.

How to start right using a new telescope — a guide to what you need to know, how to set it up, and things you can start finding with it in tonight's sky.