As per the South Korean publications the Samsung Galaxy S9 and S9 Plus will release first half of 2018.As it is codenamed as Star which might not be an fold-able smartphone which was even had the same name.The production of the next flagship S9 is 3-4 months ahead than the the Samsung Galaxy S8 , this is probably due to the sudden demise of Note 7 in 2016. So we can expect the Samsung to release the next flagship first half of 2018.
With this news there is one more news the return of front fingerprint sensor on Galaxy S9. We might expect it to be built in the display as Samsung was unable to launch that feature with S8 duo. The Samung Galaxy S9 will have the infinity display what we found on Samsung Galaxy S8 & S8+. It will be powered by SD 845 chip inside, which is now under production phase.The Samsung S9 will have 5.8 inch display and S9+ will have 6.2 inch display as per rumor.
There is one more Phablet flagship waiting for its launch this year with Galaxy Note 8 which might have 6.3 inch display and is code named as Great.It is expected to launch anytime on August or September 2017.