SAR data for the period January - March 2014

is there any radar data between January until March 2014? and How to download the data?

Concerning Sentinel one it is launched as explained below,


You could register in Open Access Hub to download your data of your AOI,


For other SAR data in case this what you’re looking for, please check up this website,

Earth Explorer

Also you could get free SAR data after project submission from TeraSAR-X,