¿Who is stronger, Lobo or Nova?

Lobo is a powerful and dangerous character from the DC Universe, first appearing in the DC Comics series "Omega Men" in 1983. He is an intergalactic bounty hunter and assassin, and is one of the most feared and respected figures in the DC Universe. Lobo's story begins on the planet Czarnia, where he was born as the son of a scientist named Professor Velorkam. From a young age, Lobo displayed extraordinary strength and durability, and he quickly rose through the ranks to become one of the most feared and respected bounty hunters in the galaxy. As a result of his unique physiology, Lobo possesses a number of superhuman abilities, including strength, speed, agility, and durability. He is also immune to all forms of injury and disease, and is virtually indestructible. In addition to his physical powers, Lobo also has access to a wide range of advanced technology and weaponry, including his signature spacehog motorcycle and a number of powerful weapons, such as his regenerating chainsaw. Throughout his long and storied career, Lobo has clashed with many of the DC Universe's greatest heroes, including Superman, Batman, and the Green Lantern Corps. Despite their best efforts, these heroes have often struggled to defeat Lobo, making him one of the most formidable and dangerous villains in the DC Universe.

Nova, also known as Richard Rider, is a superhero from the Marvel Comics universe. He was an ordinary human who gained extraordinary powers after being chosen by the Nova Corps, a intergalactic police force, to be their new Nova Prime. The Nova Corps imbued Rider with the ability to harness the power of the Nova Force, a powerful energy source that grants him a variety of superhuman abilities. These abilities include super strength, super speed, energy projection, and flight. As Nova, Rider uses his powers to protect the universe from a variety of threats, including supervillains, alien invaders, and cosmic disasters. He is a member of the intergalactic superhero team known as the Guardians of the Galaxy and has also worked with other superhero teams such as the Avengers. In addition to his superhero duties, Nova also struggles with the challenges of being a teenager and trying to balance his personal life with his responsibilities as a hero. He has faced a number of personal and moral dilemmas throughout his career, and has grown and evolved as a result. Overall, Nova is a brave and dedicated hero with a strong sense of justice and a powerful set of abilities. He is a formidable ally for any superhero team and a formidable foe for any supervillain.