Magnetars News & Articles See All News Article6 Min ReadNASA Telescopes Find New Clues About Mysterious Deep Space SignalsArticle3 Min ReadA Star That Bursts, Blinks and Disappears Multimedia Go To Galleries Go To Galleries Keep Exploring Discover More Topics From NASA Amendment 22: C.8 Yearly Opportunities for Research in Planetary Defense Step-2 Proposal Due Date Reset to December 3, 2025 Amendment 21: F.15 Artemis III Participating Scientist Program Step-2 proposal Due Date Reset to November 25, 2025. Amendment 20: Exoplanets Research Program Step-1 Due Date Deferred to December 3, 2025. Artificial Intelligence & Machine Learning Science & Technology Interest Group (AI/ML STIG)