Geminga’s pulsar halo: An X-ray view Silvia Manconi, Jooyun Woo, Ruo-Yu Shang, Roman Krivonos, Claudia Tang, Mattia Di Mauro, Fiorenza Donato, Kaya Mori and Charles J. Hailey A&A, 689 (2024) A326 Published online: 24 September 2024 DOI: 10.1051/0004-6361/202450242