Mystery of solar cycle illuminated (25 June 2020)
In the convection zone of the star, the plasma currents make a huge turnover that lasts about 22 years...
4,000TH COMET DISCOVERED BY SOHO (17 JUNE 2020)
The 4,000th comet discovered by ESA and NASA's SOHO observatory is seen here in an image from the spacecraft alongside SOHO's 3,999th comet discovery...
JHelioviewer: A new way of looking at the Sun
JHelioviewer is new visualization software that enables everybody, anywhere to explore the Sun...
the sun now
|At 19:37 UT|
|Speed: 462 km/s|
|Density: 1.78 p/cm3|
best of soho