How to draw an alien spaceship, please refer to the following method to complete step by step.
Pen and paper
Draw the grid lines to determine the width and height of the picture, as well as the main proportions of the spacecraft. Use a semicircle to show the shape of the cabin.
Add a guide line for the ship. Mark the location of the alien's head.
Draw the general shape of the spacecraft and draw the antenna in the cockpit and above the heads of the aliens.
Draw the alien's torso, neck, eyes, and top antenna.
Plus an alien arm. Refine the shape of its antenna.
Process the entire diagram, adding more details.
Outline the ship further. To do this, try changing the thickness and darkness of the lines. Draw the details carefully and add stars to the ship. Remove all criterion lines.