What phase will the Sun enter after exhausting its hydrogen fuel? By Ahmed Akber ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 13 Aug 2026 A. Neutron Star B. Black Hole C. Red Giant D. Blue Supergiant Check Answer 💡 Explanation: The Sun will expand into a Red Giant after it burns through its core hydrogen. 📚 Topics: Astronomy Science 🎯 Exams: CSS GEN NTS PMS