The Scientific Program will include the Plenary, Clinical Trials, Late-breaking Abstract sessions, as well as the popular Science Highlights and Cancer Breakthroughs sessions. Call for late-breaking abstracts will run from June 24 – July 10, 2025.
Oral sessions feature highly rated and impactful scientific abstract presentations with opportunity for question and answers. Explore the Oral Sessions.
Quick Pitch sessions provide opportunities for presenters to summarize outcomes while highlighting key takeaways from their research in a fast-paced format to present concise takeaways. Moderators engage the audience during the general question and answer section. See the Quick Pitch schedule.
Science Highlights sessions spotlight four to six of the most clinically relevant abstracts within each track. Each session will feature a Discussant to present the abstracts. The Discussant will compare and contrast the current data to help attendees digest the latest science, place the study into context and describe how the study can be put into clinical practice, if recommended. View the Science Highlights schedule.
ASTRO's posters feature the latest scientific case studies, practice innovations and research from experts in the field of radiation oncology, including Clinical Trials in Progress. View the poster titles. Posters will be embargoed until 5:00 p.m. Eastern Time on September 26. Explore the poster Q&A sessions.
Provides presenters with essential tools and information to prepare for their sessions. It includes guidelines, technical support details and tips to ensure a smooth and successful experience at the event. Learn more.
The 2025 Call for Abstracts site is CLOSED, and notifications will be sent on May 15, 2025. Learn more about the abstract submissions process and guidelines.
Call for late-breaking abstracts will run from June 24 – July 10, 2025.
