Black holes shredding massive stars cause blue bursts

Black holes shredding massive stars cause blue bursts

New Delhi: Luminous fast blue optical transients (LFBOTs) are mysterious cosmic phenomena discovered over the past few decades, that are brief flashes of blue and ultraviolet light that rapidly fade away, leaving behind faint X-ray and radio emissions. Slightly more than a dozen have been discovered so far. Scientists do not fully understand what causes these outbursts, with theories ranging from unusual type of supernovae, or actively feeding b…