Question: What British astronomer and composer discovered the barred spiral galaxy known as "NGC 4454"?
Sentence (from "William Herschel"): Frederick William Herschel, (German: "Friedrich Wilhelm Herschel" ; 15 November 1738 – 25 August 1822) was a British astronomer and composer of German and Czech-Jewish origin, and brother of fellow astronomer Caroline Herschel, with whom he worked.
Relevant evidence: Yes