The ISL side has announced the signing of Gyan on its official Twitter handle on Thursday.
“Airline … Baby Jet … Next destination … NorthEast. Welcome to Sarusajai, @ASAMOAH_GYAN3!,” the club tweeted.
“We have a star coming, former captain of Ghana.”
Baby Jet Airlines is a proposed airline, founded by Gyan in 2017 and its launch was officially announced by Ghana President Nana Addo Dankwah Akufo-Addo in October 2017.
The 33-year-old striker, who holds the Ghanaian record of playing most international matches (more than 100) and scoring most goals (more than 50), last played for Turkish club Kayserispo.
A former captain, Gyan announced his retirement from international football in May this year, just a month before the 2019 Africa Cup of Nations. However, a day later Gyan reversed his decision following a discussion with the president of Ghana. He has represented Ghana at the 2006, 2010 and 2014 FIFA World Cups. With six goals, he is the top African goal scorer in the history of the World Cup.
Gyan has also represented Ghana at the 2004 Summer Olympics and in seven Africa Cup of Nations in 2006, 2008, 2010, 2012, 2013, 2015 and 2017, helping them finish in third-place in 2008 and runner-up in 2010 and 2015.
The iconic striker has played in the English Premier League for Sunderland, scoring 11 goals in 36 appearances. He was loaned out to Al-Ain FC in the United Arab Emirates (UAE) after spending a season at Sunderland. He spent the best days of his career in Al-Ain, scoring 60 goals in 66 matches.
Gyan was also with Chinese Super League club Shanghai SIPG for a brief spell.