Get ready to lace up your running (or walking) shoes 👟 Registration is now open for the 2026 Foundation 5K benefitting Speed of Light – The ASTRO Foundation! Your registration includes awesome swag, access to scenic Strava routes and an invite to our group run on Sept. 28 at #ASTRO26 in Boston. Register now: bit.ly/3RUEWz2

Thank you to our incredible Speed of Light - The ASTRO Foundation volunteers! 💙 Want to get involved? This could be you! Speed of Light – The ASTRO Foundation is now accepting volunteers to serve on committees and subcommittees for the Society year beginning January 1, 2027. Learn more: bit.ly/3TwbtMq

#ASTRO26 is in full swing! Start planning your Annual Meeting experience now and explore the sessions you won't want to miss. View the Daily Schedule: bit.ly/4rzcDnb

Check out these ASTRO Foundation-Funded Researchers at #ASTRO26: PI: Michelle Iocolano, MD | Presenter: John Plastaras, MD, PhD, FASTRO "Rapid Fire: Emerging Clinical Trials - Arthropathy on AI" PI & Presenter: Sue Yom, MD, PhD, MAS, FASTRO "Rapid Fire: Emerging Clinical Trials – Speed of Light Grant" Functional Radiation Medicine Workshop | Room 158 | Sep. 26 | 4:25 p.m. Read more about our grant-supported researchers: bit.ly/3TTf8UO @michelleiocolan @sueyom @johnplastaras

A special THANK YOU to @SiemensHealth for being the title sponsor of the Foundation 5k for the 5th year in a row! We are grateful for their continued support of this event, which raises funds for Speed of Light – The ASTRO Foundation. Whether you’re a seasoned runner or a relaxed walker, the Foundation 5K is a fun, non-competitive way to get moving while accelerating research. Register now: bit.ly/3RUEWz2

Check-in and collect your official participant swag at the Speed of Light - The ASTRO Foundation Counter at the ASTRO Resource Center! Sunday, September 27: 10:00 a.m. to 5:00 p.m. Monday, September 28: 10:00 a.m. to 5:00 p.m. Tuesday, September 29: 10:00 a.m. to 3:00 p.m. Check-in and swag pick-up are NOT available during the morning of the group run on Monday, September 28. You do NOT need to check-in before the group run. Register for the Foundation 5k: bit.ly/3RUEWz2

There's still time to register for the Foundation 5k! Get ready to lace up your running (or walking) shoes for the 2026 Foundation 5k, benefiting Speed of Light – The ASTRO Foundation! Your registration includes awesome swag, access to scenic Strava routes and an invite to our group run on Sept. 28 at #ASTRO26 in Boston. Register now: bit.ly/3RUEWz2

For #WorldCancerResearchDay, we invite you to learn about the talented investigators who are pursuing groundbreaking discoveries in radiation medicine to advance patient care with support from Speed of Light - The ASTRO Foundation. Meet our researchers: bit.ly/3Tlgjwa @ASTRO_org

#WorldCancerResearchDay is observed annually on Sep. 24 to raise international awareness on the importance of cancer research. Learn more about Speed of Light - The ASTRO Foundation and our work to accelerate bold and innovative ideas in radiation therapy. Read about our impact: bit.ly/4jlHPEf Donate to accelerate our mission: bit.ly/4rtaWaN @ASTRO_org

Want to plan your #ASTRO26 schedule ahead of time? NEW for ASTRO's 68th Annual Meeting, create your own schedule by bookmarking your favorite sessions, speakers, presentations, industry events and exhibitors by clicking on the icon next to each item. Watch the tutorial below & start scheduling now on the ASTRO 2026 portal: bit.ly/3TeFaBN

There's still time to register for the inaugural ASTRO Welcome Kickoff! Join us Saturday evening, Sept. 26, at the iconic Citizens House of Blues Boston. Open to all attendees, this brand-new celebration is the perfect opportunity to connect in a high-energy environment before the scientific sessions begin. #ASTRO26 Please note: Citizens House of Blues Boston requires all bags to be no larger than 12x6x12 in! Secure your ticket: bit.ly/4hiJdFb

Just 1 week away from race day: There's still time to register for the Foundation 5k at #ASTRO26! Take a look the teams taking over the registration leaderboard: 🥇 Siemens Healthineers 🥈 New York Rad Runners 🥉 Mayo Clinic 🏅 MD Anderson Cancer Center 🏅 Memorial Sloan Kettering Cancer Center Whether you’re a seasoned runner or a relaxed walker, the Foundation 5k is a fun, non-competitive way to get moving while accelerating research. Powered by Siemens Healthineers. Register now at bit.ly/2026Foundation5k

There's still time to register for the Foundation 5k! Registration is now open for the 2026 Foundation 5k benefitting Speed of Light – The ASTRO Foundation! Your registration includes awesome swag, access to scenic Strava routes and an invite to our group run on Sept. 28 at #ASTRO26 in Boston. Register now: bit.ly/3RUEWz2

#ASTRO26: Are you ready to run (or walk 😏)? 📆Monday, September 28 🌅7:00 AM ET 🏃🏽💨 There's still time to register to support @SpeedofLightFdn The @ASTRO_org Foundation, a public charity that is accelerating research & education in #radonc ☢️⚡️ ➡️ zippy-reg.com/online_reg/ind…

Congratulations to the winner of the 2026 ARRO Healthcare Access Publication Award! John Butler, MD, PhD, is first author of “Everything the light touches: Radiation oncology access and availability in the state of Oregon” published online in Journal of Clinical Oncology: Global Oncology. Speed of Light - The ASTRO Foundation proudly partners with @ARRO_org to recognize excellence in trainee investigators. Learn more: bit.ly/4xVLDAI

Congratulations to the winners of the 2026 Publication Excellence Awards! Join Speed of Light – The ASTRO Foundation in recognizing these emerging leaders in radiation oncology during the Research Honors presentation at 9:00 a.m. on Mon., Sep. 28, before the keynote address at #ASTRO26 in Boston. Learn more about the winners: bit.ly/4xVLDAI @karamarieruicci @ZihangChenMD @Jalal_Ahmed

Registration and housing are now open for the 2027 Multidisciplinary Head and Neck Cancers Symposium! Join us February 25-27, 2027, in Orlando, FL, for full access to the top multidisciplinary research in head and neck cancers. We look forward to welcoming you to #MHNCS27! Register now: bit.ly/3SHapVQ @AHNSinfo @ASCO @sitcancer @hncalliance @oralcancerfnd @spohnc_1

See the studies, trials and breakthroughs coming to ASTRO 2026 The scientific program for the 2026 ASTRO Annual Meeting is now available. From practice-changing clinical trials and late-breaking research to Science Highlights, Cancer Breakthroughs and hundreds of abstract presentations, #ASTRO26 brings together the discoveries and discussions shaping the future of radiation oncology. Register for #ASTRO26: bit.ly/4dxKMh8

Registration is now open for the 2027 Multidisciplinary Radiopharmaceutical Therapy Symposium! Mark your calendar for the second annual Multidisciplinary RPT Symposium from March 18-19, 2027, in Northern VA. Lock in early bird rates when you register by November 6. #MRPTS27 Plan ahead and save: bit.ly/4iSO2XY @ABR_Radiology @SNM_MI @ACRORadOnc @ASCO @SGO_org @RSNA

For #GynecologicCancersAwarenessMonth, we want to highlight the patient resources available on the Speed of Light - The ASTRO Foundation website. Find information on radiation therapy for gynecologic cancers: - Treatment Types - Side Effects - Caring for Yourself - What to Expect Learn more: bit.ly/4gInzK9

There's still time to register: Join us in Boston or online from Sept. 26–30 for #ASTRO26! Connect with colleagues, explore the latest research and innovations in radiation oncology, and discover new ideas shaping the future of cancer care. We can't wait to see you in Boston—or have you join us virtually! Register now: bit.ly/4zdUMFD