Supernova VS Nova, Orientation of the Moon, Gravitational Lensing of the CMB | Q&A 254

Does gravitational lensing affect the CMB? Can the Great Attractor solve the Hubble tension? Why don't we put a Deep Space Network antenna in space? What's the difference between a nova and a supernova? Answering all these questions and more in this week's Q&A show.

Watch the video here (with no ads) or on YouTube: https://youtu.be/Mweexhwpu5g

Supernova VS Nova, Orientation of the Moon, Gravitational Lensing of the CMB | Q&A 254 (Vimeo)