Jupiter is at its best and brightest of 2026 tonight! Here’s what to expect as the gas giant reaches opposition Jupiter reaches opposition overnight on Jan. 10, when it appears its brightest in 2026 opposite the sun in Earth's sky. Astrobitica January 9, 2026 (Last updated: January 9, 2026) 1 minute read Jupiter reaches opposition overnight on Jan. 10, when it appears its brightest in 2026 opposite the sun in Earth’s sky. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Mars and Venus buzz the Beehive | Space photo of the day for January 9, 2026Next: Can we use bees as a model of intelligent alien life to develop interstellar communication?