With a proven legacy of four successful international editions, ISGAC has evolved into a prestigious global platform, attracting leading experts and distinguished speakers in Gravitation, Astrophysics, and Cosmology uniting leading minds to drive innovation, advance frontier research, and foster impactful collaborations. The previous editions ISGAC2023 in Rome, ISGAC2024 in Florence, ISGAC2025 in Valencia, and ISGAC2026 in Frankfurt have collectively contributed to the summit’s growing reputation as a hub for scientific exchange and innovation.

We are delighted to announce the 5th International Summit on Gravitation, Astrophysics & Cosmology (ISGAC2027), scheduled for April 26–27, 2027 in Milan, Italy. This upcoming edition aims to bring together researchers, academicians, and industry experts to exchange insights and explore transformative developments shaping our understanding of the universe.

ISGAC2027 will showcase both established research and emerging frontiers, including Cosmic Structure Formation, Space-time Dynamics, Quantum Gravity, High-Energy Astrophysics, Solar-Terrestrial Interactions, Modified Gravity Theories, Relativistic Jets, Neutrino Astrophysics, as well as Dark Matter and Dark Energy.

The summit will feature keynote lectures, technical sessions, panel discussions and networking opportunities, offering a dynamic and collaborative environment. With a strong emphasis on connecting theoretical frameworks with observational and experimental advancements, the event seeks to deepen scientific dialogue and inspire new collaborations.

We warmly invite you to join us in Milan, Italy, and be part of this inspiring platform dedicated to advancing gravitational science, astrophysics, and cosmology.