Don’t worry, son. You’ve got way more than a measly 143 million years—“In approximately 5 billion years, the sun will begin the helium-burning process, turning into a red giant star. When it expands, its outer layers will consume Mercury and Venus, and reach Earth. … Either way, life as we know it on Earth will cease to exist”—https://www.space.com/22471-red-giant-stars.html
Don’t worry, son. You’ve got way more than a measly 143 million years—“In approximately 5 billion years, the sun will begin the helium-burning process, turning into a red giant star. When it expands, its outer layers will consume Mercury and Venus, and reach Earth. … Either way, life as we know it on Earth will cease to exist”—https://www.space.com/22471-red-giant-stars.html