All Day

IAUGA2027: IAU General Assembly

Rome, Italy

International Astronomical Union will post a dedicated website "soon". The General Assembly is held every 3 years for astronomers worldwide and includes scientific sessions and administrative business.

Lucy Mission Flyby of 3548 Eurybates / Queta

Jupiter Greek camp at Lagrangian point L4

NASA mission to encounter 11 asteroids including a main belt and 7 Jupiter Trojans to come within 1,000 km of 64-km diameter 3548 Eurybates asteroid and its 1-km diameter satellite Queta.

Parker Solar Probe Begins Next Year in Space

Heliocentric Orbit

NASA craft surpasses another full year in space today, having launched Aug 12, 2018; probe came within ~6.16M km of the Sun on Dec 24, 2024 which is ~7 times closer than any prior spacecraft, traveling faster than any other human-made object at ~692,000 km/hr.