SKYWATCH: SEE A POTENIALLY HAZARDOUS ASTEROID FROM YOUR BACKYARD, NASA’S NEWS FROM OCEAN WORLDS, AND MORE

LATEST NEWS

Enceladus: Hydrothermal Heating Confirmed

Sky & Telescope

Astronomers have more evidence that the hidden ocean inside Saturn’s moon Enceladus is heated by hydrothermal activity.

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Sun Triggers Ceres’ Fleeting Atmosphere

Sky & Telescope

Planetary scientists think the Sun may inadvertently create a transitory, tenuous atmosphere around the dwarf planet Ceres – and in an unexpected way.

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ALMA Captures Stellar Fireworks in Orion

Sky & Telescope

Stellar fireworks are what remains of a centuries-old explosion, the concussive consequence of four stars that came together in a gravitational tussle.

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OBSERVING HIGHLIGHTS

This Week’s Sky at a Glance, April 14 – 22

Sky & Telescope

Three comets are still in good range of binoculars! Also, the weak Lyrid meteor shower should peak in the hours before next Saturday’s dawn.

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See a Potentially Hazardous Asteroid From Your Backyard

Sky & Telescope

Get ready for 2014 JO25, the biggest asteroid to fly this close to Earth since 2004. Good news – even a 3-inch telescope will show it!

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Tour April’s Sky: Critters on the March

Sky & Telescope

As you’ll hear in this month’s podcast, April is a time when it’s easy to spot a lion, a sea serpent, and two bears in the evening sky.

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COMMUNITY

News and Views from NEAF 2017

Sky & Telescope

Every April, our editors report back on how they spent their time at the Northeast Astronomy Forum (NEAF), the world’s largest astronomy and space tradeshow.

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