Hi t mo,
Sorry I do not have any more info on him. I'm only assuming he was born and possibly married in the Halstead area because his 2 children were baptised at St. Andrew.
Thomas Aston. christening:
22 February 1745, St. Andrew,Halstead,Essex,England. Father Joseph, mother Hannah.
Joseph Aston. christening:
21 February 1747, St. Andrew,Halstead,Essex,England. Father Joseph, mother Hannah.
I also think Hannah was buried at St. Andrew 13 Jul 1769. (Hannah wife of Joseph).