The pioneer of the sky created the catalogue of deep sky objects.

The pioneer of the sky created the catalogue of deep sky objects.
The star’s nebula is visible in amateur telescopes and is located 6,500 light years away in the constellation Taurus
New shot reveals the beating heart of one of the most visually appealing, and most studied, supernova remnants
They’re bright and they’re violent but what else do we know about these stellar explosions?