Hello Diego, and welcome to this rational world of Internet atheism--- a haven of peace from the superstitions and fictional god of the masses.
"Well-founded common sense leads to the wisdom of atheism."
We invite you to make good friends by joining the busy group "ORIGINS: Universe, Astronomy, Life, Earth, Humans, Religion, Gods, Atheism, Evolution, Darwin..." with nearly 500 discussion topics and 2750 members.
Hi. You mentioned thinking about the secrets of the universe. Perhaps you'd be interested in the Wonderism group. It's not about physics but the awe many of us feel toward the universe. There are a few nice videos, and people share their experiences.