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THE SUN  

Why We Study the Sun  
The Big Questions  
Magnetism - The Key  

SOLAR STRUCTURE  

The Interior  
The Photosphere  
The Chromosphere  
The Transition Region  
The Corona  
The Solar Wind  
The Heliosphere  

SOLAR FEATURES  

Photospheric Features  
Chromospheric Features  
Coronal Features  
Solar Wind Features  

THE SUN IN ACTION  

The Sunspot Cycle  
Solar Flares  
Post Flare Loops  
Coronal Mass Ejections  
Surface and Interior Flows
Helioseismology  

THE MSFC SOLAR GROUP  

The People  
Their Papers  
Their Presentations  

RESEARCH AREAS  

Flare Mechanisms  
3D Magnetic Fields  
The Solar Dynamo  
Solar Cycle Prediction  
Sunspot Database  
Coronal Heating  
Solar Wind Dynamics  

PREVIOUS PROJECTS  

GOES SXI Instrument
MSFC Magnetograph  
MSSTA
Orbiting Solar Obs.
Skylab
Solar Maximum Mission
SpaceLab 2
TRACE
Ulysses
Yohkoh

SOUNDING ROCKETS  

Chromospheric Lyman-Alpha Spectro Polarimeter (CLASP)
CLASP2
CLASP2.1
Marshall Grazing Incidence X-ray Spectrometer (MaGIXS)

CURRENT PROJECTS  

GONG
Hinode
RHESSI
STEREO
SDO
SOHO

OUTREACH  

The Sun in Time  
Solar Information for Teachers  
Eclipses and the Sun -- Girl Scouts

FUTURE PROJECTS  

Solar Probe Plus  
Interstellar Probe

VIDEOS  

NASA Videos

The Orbiting Solar Observatories

OSO Satellite

Click on image for larger version.

The Orbiting Solar Observatories were the earliest set of satellites designed to study the Sun. They arose from even earlier sounding rockets flights that showed the importance of getting above the Earth's atmosphere to observe the Sun.

This page is currently under construction. Please visit the web links listed below.

 

Web Links
NOAA's Space Weather Prediction Center - Today's Space Weather Updated Every 5-minutes
NOAA's Solar Data Services - Includes Irradiance, Emissions, Sunspot Data (also Ancient), Flares, Corona, and Plage
SDO Data - Latest Images from the Solar Dynamics Observatory
National Space Weather Program - The U.S. Government and Space Weather
High-Energy Astrophysics - MSFC's Imaging X-Ray Polarimetry Explorer (IXPE)
First Gov Image + NASA Privacy Policy and Important Notices
+ Visit Solar Terrestrial Probes Program
+ Visit Living With a Star Program
NASA Logo Image Author: Dr. David H. Hathaway, dave.hathaway @ comcast.net
Curator: Mitzi Adams, mitzi.adams @ nasa.gov
NASA Official: Dr. David McKenzie david.e.mckenzie @ nasa.gov
Last Updated: August 11, 2014