What is SpaceX's financial performance in Fiscal Year 2021, and how does it compare with McGraw-Hill's financial performance in the same fiscal year?

(a) Provide an overview of SpaceX's key financial metrics, such as revenue, profit, and any other relevant indicators for Fiscal Year 2021.
(b) Present a summary of McGraw-Hill's financial performance, considering similar metrics for the same fiscal year.
(c) Discuss any notable events, achievements, or challenges that may have impacted the financial results of SpaceX and McGraw-Hill in FY21.