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Jul. 02, 2010

Sun Activity

The sun has been in a relatively quiet period in recent years -- but astronomers say that's going to change soon.

sun, solar, heliosphere, solar storm, sunspots

Sep. 26, 2008

Solar Winds

New research suggests that the solar wind is weaker now than it has been in the past. What does that mean, and why does it matter?

sun, solar wind, ulysses, cosmic rays

Oct. 16, 2009

Surveying the Heliosphere

A series of journal articles published this week draw a new picture of our solar system's heliosphere, the bubble carved out in the interstellar medium by the solar wind.

sun, space, heliosphere, ena, charged particles, solar wind

Jun. 17, 2011

Voyager 1 Probing Solar System’s Distant Edge

Voyager chief scientist Ed Stone discusses Voyager’s discoveries about the edge of the solar system.

space sun solar system heliosphere heliopause heliosheath voyager

Aug. 31, 2012

Gazing Up at a Double Sun

Astronomers have found multiple planets orbiting a double star system.

binary star, kepler, exoplanets, nasa, extrasolar planets, space, suns, tatooine

AVAILABLE IN ITUNES

Michael Pollan Talks Plants and Food

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FEATURED PLAYLIST

All About Exercise

BOOKS BY OUR GUESTS

Mystery Box

Myths and Tips on Keeping Your Cool This Summer

Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.

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