ESO’s VLT Spies Butterfly-Like Planetary Nebula around L2 Puppis

Astronomers using the SPHERE-ZIMPOL instrument on ESO’s Very Large Telescope (VLT) have confirmed the presence of the circumstellar dust disk around an ageing red giant star called L2 Puppis. L2 Puppis, also known as HD 56096, lies in the constellation Puppis at a distance of about 200 light-years. It’s one of the closest red giants [...] —> Read More