Lesson Plan: Exploring the Solar System. Grade Level: 5th GradeSubject: ScienceDuration: 2 hours (can be split into two 1-hour sessions)Standards: Ohio's Learning Standards for Science (Grade 5 ...

Supernovae are one SLR source, which might mean our Solar System dodged a supernova, although there are other ways they can form. SLRs from the interstellar medium might already be floating around ...