 
                            
                    Mysterious Comet SWAN R2: New Interstellar Visitor or Oort Cloud Wanderer?
        Discovery of Comet C/2025 R2 (SWAN) Comet C/2025 R2 (SWAN) was spotted in early September 2025 in a rather unconventional way – by searching for faint glows in SOHO satellite images. The    
        
    
        
     
                             
                             
                             
                             
                             
                             
                             
                             
                             
                            