Even big tech companies like Microsoft, Amazon, Meta, and Alphabet are free cash flow negative after capex and shareholder returns, which is why they raise so much money. SpaceX is a triple-B name, so it has less flexibility and is a new issuer without a track record.
However, it is rated higher than Oracle and trades tighter than Oracle. It doesn't look or trade like a junk company. These are near-term anomalies from hedge funds trying to make money.