I’m thinking this is a Steatoda borealis.
I agree. They have a gold “T” on the abdomen. I live in Nashua and they are the most common Steatoda species around my house. They look really cool if you put one in a dark place and shine a bright light on it. The markings seem to glow. Since you’re in Manchester, check out the Maxfield Parrish painting at the Currier Museum. It’s my favorite piece there. The light refraction within the layers of paint and varnish glazes cause it to look like it is glowing with its own light. I think it is the same physics principle as… Read more »