The presence of a comma after 'novel' is context-dependent. For example, if it's followed by a non-restrictive clause or an appositive, then a comma is likely. But in a straightforward statement, it might not have one.
It depends. Sometimes there might be a comma after 'novel' depending on the sentence structure and the intended meaning.
It really varies. If 'novel' is followed by additional descriptive or qualifying information, a comma could be used. But if it's part of a simple phrase, a comma might not be necessary.