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Sun
Feb 18, 2010

left the atmosphere," says SDO project scientist Dean Pesnell of the Goddard Space Flight Center. Moments after launch, SDO's Atlas V rocket flew past a sundog hanging...

Sun
Aug 10, 2016

  What is Electromagnetic energy? Electromagnetic energy travels in waves and spans a broad spectrum from very long radio waves to very short gamma rays. The human...

Earth
Jan 18, 2001

        Our planet is a natural source of radio waves at audio frequencies. An online receiver at the Marshall Space Flight Center is playing these...

Oct 13, 2018

Kona, a young boxer, is a dog who loves splashing in the waves along Solana Beach near San Diego, planet Earth. But he paused here, at least briefly, during an early evening...

Earth
Apr 19, 2019

favorite natural features, such as crashing waves, ancient trees, blooming flowers, or stunning sunsets. Use the hashtag #PictureEarth and upload the photo on April 22. Be...

Sun
May 22, 2016

space, either in the form of a cloud called a coronal mass ejection or a variation in the sun’s constant outflow of material known as the solar wind. A complex interaction of...

Jul 6, 2017

equatorial ridges of the small ring moons could be built up by the accumulation of ring material over time. Even diminutive Daphnis makes waves in the ring material as it...

Sun
Aug 15, 2016

waves.  These shocks are of great interest in multiple fields of research: they can produce radiation that can negatively impact commercial and military spacecraft...

Mar 31, 2021

To play on Carl Sagan’s famous words "If you wish to make black hole jets, you must first create magnetic fields." The featured image represents the detected intrinsic...

Sun
Oct 8, 2021

the impacts of a dynamic space environment on critical infrastructures and capabilities such as satellites, the power grid, GNSS services, and radio communications. His...

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