¿Who is stronger, Thanos or Silver Surfer?

Thanos is a powerful and malevolent character from the Marvel Universe, first appearing in the Marvel Comics series "The Invincible Iron Man" in 1973. He is a powerful alien warlord from the planet Titan, and is one of the greatest threats faced by the Marvel Universe. Thanos' story begins on the planet Titan, where he was born as the son of Eternals A'Lars and Sui-San. From a young age, Thanos was obsessed with death and the pursuit of power, and he quickly rose through the ranks to become one of the most feared and respected figures in the Marvel Universe. As a result of his Eternal heritage, Thanos possesses a number of superhuman abilities, including strength, speed, agility, durability, and regenerative powers. He also has access to advanced technology, including a suit of armor that enhances his physical abilities and a number of powerful weapons, such as the Infinity Gauntlet. The Infinity Gauntlet is a powerful artifact that allows Thanos to manipulate time, space, and reality itself. With it, he is able to erase entire galaxies from existence, and has even been able to defeat some of the most powerful beings in the Marvel Universe. Throughout his long and storied career, Thanos has clashed with many of the Marvel Universe's greatest heroes, including the Avengers, the Guardians of the Galaxy, and the X-Men. Despite their best efforts, these heroes have often struggled to defeat Thanos, making him one of the most formidable and dangerous villains in the Marvel Universe.

Silver Surfer, also known as Norrin Radd, is one of the most powerful beings in the Marvel Universe. He possesses a range of incredible superpowers that make him a formidable force to be reckoned with. Silver Surfer was once a normal man named Norrin Radd, who lived on the planet Zenn-La. When his world was threatened by the planet-eating entity known as Galactus, Norrin made a deal with him to become his herald in exchange for sparing his planet. As a result, he was imbued with cosmic powers that transformed him into the Silver Surfer. One of the most impressive of Silver Surfer's powers is his cosmic energy manipulation. He can harness cosmic energy and use it in a variety of ways, including energy projection, flight, and the manipulation of matter. He can also create powerful force fields that can protect him from harm. Silver Surfer's strength and durability are also immense. He possesses superhuman strength, allowing him to lift vast amounts of weight and engage in hand-to-hand combat with even the most powerful opponents. He is also incredibly durable, able to survive extreme temperatures, intense radiation, and even attacks from some of the most powerful villains in the Marvel Universe. One of Silver Surfer's most iconic abilities is his ability to travel through space at incredible speeds. He can navigate the stars and traverse entire galaxies in a matter of hours. He can also teleport himself and others across vast distances. Despite his immense power, Silver Surfer is often depicted as a tragic figure. He is plagued by a sense of guilt over his past actions as Galactus' herald and his separation from his beloved home planet of Zenn-La. He often struggles with his own morality and the consequences of his actions, making him a complex and intriguing character in the Marvel Universe. In summary, Silver Surfer is a superhero who possesses an array of incredible superpowers. His cosmic energy manipulation, strength, durability, and space travel abilities make him one of the most powerful beings in the Marvel Universe. Despite his immense power, he is a complex and tragic figure who struggles with his own morality and the consequences of his actions.