BL Lacertae blazar shifts between classifications faster than expected. It shows record X-ray activity and challenges current ...

Blazars are active galaxies that emit narrow jets of ionized matter from their centers, aimed towards Earth. Depending on ...

Blazars are active galaxies that emit narrow jets of ionised matter from their centres, aimed towards Earth. Depending on ...

Astronomers have spotted a young, blazing black hole that was already growing at a furious pace just one billion years after ...

By analyzing multiwavelength data from various space telescopes and astronomical surveys, Chinese astronomers have explored ...

Scientists have identified a blazar with an active galactic nucleus that shows uncommon luminosity since its light requires 12.9 billion years to travel across space. One special characteristic of the ...