Can I buy S&P 500 on Fidelity?

Hello there, I'm curious about investing in the S&P 500 and I've heard Fidelity is a reputable platform for that. Can you tell me if it's possible to buy shares of the S&P 500 index on Fidelity? I'm interested in gaining exposure to the broader market through this index and I'm wondering if Fidelity offers any specific funds or ETFs that track the S&P 500. Additionally, if you have any insights or recommendations on how to approach investing in the S&P 500 through Fidelity, I'd be grateful for your advice. Thank you in advance for your help.