SKYWATCH: SATURN AT ITS BEST, HOW TO MAKE A STAR EXPLODE, AND MORE

 

LATEST NEWS

Supernova, Two Ways

Two new studies confirm that the white dwarfs that explode as Type Ia supernovae can approach death in two different ways.

Volcanoes on a Super-Earth?

Observations of nearby super-Earth 55 Cancri e reveal huge, as-yet unexplained changes in the exoplanet’s infrared emission. Volcanoes are one possible cause.

New Ultra-Deep Star Catalog Released

With the initial release of the USNO’s Robotic Astrometric Catalog (URAT1), astronomers now have precise positions for about 228 million stars in the northern sky.

OBSERVING HIGHLIGHTS

This Week’s Sky at a Glance, May 22 – 30

The waxing crescent Moon floats by Venus and Jupiter in this week’s evening skies.

Splashy Saturn At Its Best and Brightest

Saturn reaches opposition this week, offering the best view of it we’ve had in years. This guide will help you explore the ringed planet’s many charms.

Tour May’s Sky: Planet Trifecta

The three brightest planets – Venus, Jupiter, and Saturn – grace our evening skies this month. Mercury makes an appearance too!

COMMUNITY

Star Party Season Has Begun!

It’s time to get away from all those city lights and gather together to share in the secrets of the universe.

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