SKYWATCH: SEE BRIGHT ASTEROID VESTA, LOOK FOR MERCURY AT DAWN, AND MORE

LATEST NEWS

Tracking Down the Milky Way’s Most Distant Stars

Sky & Telescope

The most distant stars discovered in the Milky Way might have been ripped away from a companion galaxy.

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Akatsuki Spies Massive Wave on Venus

Sky & Telescope

Japan’s Venus orbiter has witnessed a huge atmospheric wave that spans the globe.

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Proxima Centauri b Likely a Desert World

Sky & Telescope

Astronomers suspect the Sun’s closest stellar neighbor, Proxima Centauri, desiccated its potentially rocky exoplanet, destroying the planet’s chances for habitability.

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New Mass Estimate for the Milky Way

Sky & Telescope

Astronomers have observed the motion of distant star clusters (such as the one pictured here) to measure our galaxy’s mass. The new estimate places the Milky Way in the lightweight class of galaxies.

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Voyagers Flying Through Galactic Clouds

Sky & Telescope

Astronomers have combined data from the Voyager spacecraft and the Hubble Space Telescope to probe the stuff between the stars.

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1,000 Black Holes in Deepest-Ever X-ray Image

Sky & Telescope

The Chandra X-ray Observatory has gazed at a small patch of sky for almost 12 weeks, revealing 1,008 X-ray-emitting sources – most of them supermassive black holes.

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OBSERVING HIGHLIGHTS

This Week’s Sky at a Glance, January 20 – 28

Sky & Telescope

After dinnertime, the bright, equilateral Winter Triangle glitters in the southeast. Early in the dawn of Sunday the 22nd, spot the waning crescent Moon hanging in the southeastern sky.

Look up…

See Mercury First, Then Have Breakfast

Sky & Telescope

Late sunrises make it easy to follow the parade of planets at dawn, including a nice apparition of Mercury this week and three successive lunar conjunctions.

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Vesta, Brightest Asteroid, Now High Overhead

Sky & Telescope

Vesta is at opposition, shining at 6th magnitude in Gemini as it awaits your binoculars or small scope.

Look closer…

Tour January’s Sky: Spot Two Star Clusters

Sky & Telescope

Download our monthly astronomy podcast to spot Venus and Mars in the west — and two star clusters high up — after sunset.

Tune in…

COMMUNITY

Join Alan Stern in S&T‘s Next Live Webinar!

Sky & Telescope

You won’t want to miss S&T‘s live webinar on Saturday, January 28th. Hear Alan Stern’s personal take on how NASA’s New Horizons spacecraft got to Pluto and what we learned once it got there.

Sign up…

The Incredible Skies of Namibia

Sky & Telescope

S&T Contributing editor Govert Schilling explores two unique astronomical sites that lie under the dark skies of Namibia.

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