Comet 67P

Solar System

Comets Have (Ultraviolet) Aurora, Too

Observations from the European Space Agency’s Rosetta spacecraft show that Comet 67P/Churyumov-Gerasimenko has its own aurora.

People, Places, and Events

Live Webinar: How to Chase and Photograph Auroras

Want to learn how to take stunning photos of dazzling Aurora? Join Sky & Telescope's live webinar on Monday, March 5th, with National Geographic photographer and founder of The World at Night (TWAN) program Babak Tafreshi  as he reveals his techniques for capturing stunning images and time-lapse videos of both…

Northern Lights

Celestial News & Events

More Auroras Coming to Northern Skies

Keep your eye on the northern sky. Auroras are in the forecast for the next couple nights courtesy of a "hole" in the Sun's corona.

Coronal hole on October 13th

Celestial News & Events

Solar Forecasters Predict Chance of Auroras

The National Oceanic and Atmospheric Administration (NOAA) predicts a strong chance of geomagnetic activity tonight, October 13–14.

Extra-large Donut

Explore the Night with Bob King

Aurora at Your Fingertips

A survey of free services and apps that let you keep tabs on space weather so you can anticipate the next great aurora.

Green-striped night

Explore the Night with Bob King

Why We Can See In The Dark

In search of a pitch black night? Don't expect to find it on Earth. Thanks to starlight, zodiacal light, and especially airglow, true darkness doesn't exist.

Burst of light in the night

Auroras

How to Never Miss an Aurora

Learn exactly how and when to expect the next display of the northern lights with a few easy-to-use online tools.

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