Double Trouble

11.16.12 – The Sun erupted with two prominence eruptions, one after the other over a four-hour period on Nov. 16, 2012, between the hours of 1 and 5 a.m. EST. The red-glowing looped material is plasma, a hot gas made of electrically charged hydrogen and helium. The prominence plasma flows along a tangled and twisted structure of magnetic fields generated by the sun's internal dynamo. An erupting prominence occurs when such a structure becomes unstable and bursts outward, releasing the plasma.

>> Read More

Latest News Features

11.14.12 – Total Solar Eclipse Viewed from Australia

11.13.12 – Sun Emits a Mid-level Flare

10.26.12 – STEREO Reaches Milestone At Sixth Anniversary

10.22.12 – Newly Named Sunspot AR1598 Releases M5 Class Solar Flare.

10.20.12 – A New Set of Solar Fireworks

10.18.12 – Heliophysics Nugget: Gradient Sun

10.05.12 – Getting NASA's SDO into Focus

10.04.12 – Red Hot Solar Ballet

09.20.12 – NASA's Solar Fleet Peers Into Coronal Cavities

09.13.12 – Sounds of Space: New ‘Chorus’ Recording By RBSP’s EMFISIS Instrument

>> Go to Newsroom