Mars opposition 2025: How to see the Red Planet at its biggest and brightest Mars is on the cusp of becoming bigger and brighter than at any point since 2022 as it comes into alignment with Earth and the sun. Astrobitica December 25, 2024 (Last updated: December 25, 2024) 1 minute read Mars is on the cusp of becoming bigger and brighter than at any point since 2022 as it comes into alignment with Earth and the sun. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: How 2024 brought us deeper into the world of particlesNext: New thunderstorms wider than Earth are spewing out green lightning on Jupiter — and could make one of the gas giant’s massive bands disappear