SKYWATCH: WHAT PLUTO REVEALED, FIGURING OUT CERES’ BRIGHT SPOTS, AND MORE

LATEST NEWS

Dramatic Features in Pluto Close-Ups

New images from NASA’s New Horizons spacecraft reveal a bewildering array of geologic features – all carved by or into exotic ices – on the surface of Pluto.

Dawn Sees Cere(ou)s Bright Spots and More

New results from the Dawn orbiter show bright spots, a pyramid-shape mountain, and mysterious haze on the dwarf planet Ceres.

Fade Out (For Now) on SN 1987A

The famous supernova continues to transform: its necklace of hotspots is fading away as the shock wave moves further out.

Cosmic Wind Erodes Distant Galaxy

On Earth, wind can transform entire landscapes. Turns out the same is true in space – galaxy NGC 4921 faces an intracluster wind that’s eroding its star-forming terrain.

Aurora on a Dwarf Star

Astronomers have detected what looks like auroral emission on an ultra-cool star.

OBSERVING HIGHLIGHTS

This Week’s Sky at a Glance, July 31 – August 8

Altair shines high in the southeast after dark. Just above it is little orange Tarazed. And in early dawn these mornings, use binoculars to look for Mars below Castor and Pollux.

Blue Moon Rayed-Crater Blowout

Like “catching some rays”? This weekend’s Blue Moon invites us to explore the beauty and dazzle of crater rays, the tracks left by powerful impacts in the not-so-distant past.

Tour August’s Sky: Perseids Aplenty!

August provides great views of Scorpius and Saturn in the south – and the impressive Perseid meteor shower.

COMMUNITY

Put a Name on Hayabusa 2’s Asteroid

Help scientists name the Japanese spacecraft’s target asteroid. Launched late last year, Hayabusa 2 will arrive at its asteroid in 2018.

 

 

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