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Sun

The closest star to the Earth and the center of the solar system.

Resources

Facts and Figures June 10, 2010

A giant plume of hot gas explodes from the Sun's surface. Giant bubbles of hot g

Our Star, the Sun June 8, 2006

Radio Programs

Herbert Friedman Watching the Sun with a “rockoon” June 21, 2016

More Hydrogen The most abundant element in the universe May 29, 2016

Zapped! Zapped by the Sun — twice January 18, 2016

Confirmation Particles from the heart of the Sun October 28, 2015

Moon and Aldebaran Igniting the core of a star July 10, 2015

Solar Nap The Sun takes a long nap April 29, 2015

Unpredictable Sun Predicting our unpredictable Sun April 28, 2015

Brighter Sun The Sun gets a lot brighter April 27, 2015

Solar Fusion The Sun shines on and on and on April 26, 2015

Spring Storm Making a mess of Easter Sunday March 23, 2015

Solar Max Taking a look at the busy Sun February 13, 2015

Feeling the Heat Looking at the Sun from near and far July 3, 2014

Beta Coma Berenices A star that’s a lot like our own April 25, 2014

Sunquakes Rumbling through the Sun June 8, 2013

At the Edge At the edge of the solar system June 7, 2013

Young-Sun Paradox II A weight-loss plan for the Sun June 6, 2013

Young-Sun Paradox Turning up the thermostat June 5, 2013

Changing Sun Our steadily changing Sun June 4, 2013

New Solar Telescopes New eyes on our neighborhood star June 3, 2013

Solar Telescopes Taking a close look at the Sun June 2, 2013

Solar Twins A star that looks familiar May 31, 2013

Skylab High-flying eyes on the Sun May 13, 2013

The Sun III Looking for the surface of the Sun December 18, 2012

The Sun II The long trip before the journey begins December 17, 2012

The Sun Powering up the Sun December 16, 2012

Unproductive Sun Outshining the Sun — sort of June 17, 2012

Solar Spotters Getting a better bead on the Sun June 5, 2012

Venus and Aldebaran The demise of a star and planet April 7, 2012

Looking Deep Looking for storms before they’re born February 12, 2012

Near the Edge Nearing the edge of the solar system November 13, 2011

X Factor The Sun’s “X” factor October 9, 2011

Weather Forecasts Expanding the daily weather forecast August 5, 2011

Space Weather Nasty weather from beyond Earth August 4, 2011

Featured Images

View of a doomed comet approaching the Sun

Doomed Comet January 20, 2016

Space-based view of a powerful solar flare

Big Blast January 18, 2016

Comet ISON has disintegrated

Comet Fizzles? September 14, 2015

Artist's concept of Earth's distant future

Bright Future April 29, 2015

Image of a powerful solar flare on March 11, 2015

Solar Flare March 12, 2015

Artist's concept of Solar Max in orbit

Sun Watcher February 14, 2015

A brilliant aurora from the International Space Station

Fiery Sky January 21, 2015

Composite image of the Sun

Hot Sun December 24, 2014

Artist's concept of Solar Orbiter

Feeling the Heat July 4, 2014

Three solar flares in early June 2014

Solar Fireworks June 12, 2014

Peek-a-Boo January 31, 2014

One of the first images from IRIS, a new Sun-watching satellite

First Sunlight July 31, 2013

Images of solar telescopes around the world

Fanciful Eyes June 3, 2013

Artist's concept of the Sun's structure

Powerhouse December 17, 2012

A powerful solar flare erupts on March 6, 2012

Stormy Skies March 8, 2012

A January 23, 2012 solar flare

Restless Sun January 30, 2012

A comet plunges toward the Sun

Survivor: Comet December 16, 2011

A solar eruption on June 7, 2011

Big Splash June 7, 2011

The Sun as seen from space

Close to the Sun January 3, 2011

Eruption of gas from the surface of the Sun

Sun Power December 22, 2010

Loopy Sun April 23, 2010