SKYWATCH: PLUTO AND CHARON DAZZLE IN HISTORIC FLYBY, MOST LUMINOUS SUPERNOVA DISCOVERED, AND MORE

LATEST NEWS

Pluto and Charon Dazzle with Diversity

In a mission filled with unexpected surprises, NASA’s New Horizons spacecraft has left its scientists awed by the array of landforms and compositions found on Pluto and Charon

The Most Luminous Supernova

Astronomers have discovered an exploding star that belongs to the “superluminous” class, and it’s the most luminous one ever found.

Astronomers Discover Unusual Five-Star System

Two binary systems and a fifth stellar wheel make for a rare, and so far unique, set of stars.

A Sleeping Black Hole Awakens

On June 15th a quiet black hole, V404 Cygni, suddenly flared for the first time since 1989.

Revealing Hidden Black Holes

The NuSTAR telescope has spied high-energy X-rays from five supermassive black holes shrouded in a thick veil of dust and gas, a test run that will lead to a better census of these hidden beasts.

OBSERVING HIGHLIGHTS

This Week’s Sky at a Glance, July 17 – 25

Saturn (magnitude +0.3, in Libra upper right of the head of Scorpius) is highest in the south in twilight. It moves lower in the southwest after dark.

Dive Into Scutum’s Dark Nebulae

One of the smallest constellations in the sky hosts one of the richest concentrations of dark nebulae. Join S&T blogger Bob King for a dip in these dark pools from which the next generation of stars will be born.

Tour July’s Sky: Saturn and the Scorpion

Stargazing in July is warm and pleasant. After sunset Venus and Jupiter are together in the west and Saturn is low in the south amid the stars of Scorpius.

COMMUNITY

Naming Pluto’s Features

How will planetary scientists decide what to call the features they discover on Pluto and its moons?

 

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