Leading astronomers are hunting for alien messages in supernova explosions. Here's why - BBC Science Focus Magazine

Astronomers in the US think extra-terrestrials could take advantage of the spectacular cosmic events to inform us of their existence.

Interstellar asteroid checked for alien technology

Sky at Night 2018 02.pdf by rguzmane - Issuu

PDF File - ESA/Hubble

Magazines - BBC Science Focus Magazine - Malta Libraries - OverDrive

Hunt The Cosmic Glow: How We Found Our Place in The Milky Way

Books: supervolcano

Professor Abraham (Avi) Loeb

Astronomy - April 2016

New issue: Alien Earths BBC Science Focus Magazine

BBC Science Focus Magazine - Colin Stuart