The Stargate Probe — V. Bertolaccini

Action-packed stories of encounters with mind-bending gateways and aliens from the stars and beyond!
Something is buried on Mars! Deep in the depths of Mars astronauts find a mind-bending starship and sphere and scientists use its technology to create a black hole/gateway and enter its mind-blowing confines, with trillions of portals, and are chased throughout space by something from beyond space!

Deep in the depths of Mars astronauts uncover a celestial energy sphere, gateway/existence that spans the whole cosmos, and scientists use its technology to carry out some of the most highly advanced and dangerous experiments attained and create a black hole/gateway, and astronauts enter its colossal mind-blowing gateway, which extends the depths of space, with trillions of portals, going into the deepest most mind-bending reaches of the cosmos, and are chased throughout space by something hideous, and an existence existing there from the beginning of the universe!
NASA astronauts carrying out the first Mars landings crash at the Martian Arctic after an encounter with an unidentified force!
While investigating the Martian Arctic for water they discover something hidden in a meteorite crater nearby and uncover astronauts in the wreckage of an old space vehicle, and discover a map, which brought them to the Martian Arctic!
They uncover something of unknown origins embedded in the sand, with colossal powers, buried deep below Mars!