The crossword solution for the term 'LIKE PEAS IN ___' is APOD. This is an acronym for Astronomy Picture of the Day, which is a website that displays a different image or photograph of the universe each day. The phrase 'like peas in a pod' is used to describe two or more things that are very similar to each other, so the answer to the crossword clue is a reference to the fact that the images featured on the website are all related to astronomy.