Movie with children a professor and a flying ship

The action takes place in a summer camp. The children are obsessed with the idea of building a ship.

Two children help an eccentric professor test his new time machine.

When a small starship crashes to earth, it is not a monster or alien overlord that emerges, but a teenage boy who has run away from home - a home on the far side of the galaxy. He is rescued from capture by the children of the same military leaders who are trying to catch him. Together, the kids must help their new alien friend repair his space ship from parts left behind by other alien explorers and escape before he is caught by the soldiers and studied by the scientists for the rest of his life.

A young boy and girl travel in a strange car and encounter various objects which come alive to help them. Eventually they leave the Earth altogether and visit a strange, new planet.

Two unusual looking kids escape to a better place.

A group of schoolchildren come upon an alien from Venus, and help him against a gang of criminals who are trying to kidnap him.

On board his spaceship B612, The Little Prince takes two children from our world, Charlotte and Elijah, to meet the universe and its inhabitants and live thrilling adventures together.

Astrophysicist Jean Surdej brings a small group of teenage pupils on a trip to the Lofoten islands in northern Norway, for a very special class on the solar system. Using the geography of the archipelago to illustrate the distances between the planets, they journey through space by car and ferry, with the picturesque landscapes standing in for the black emptiness that surround the heavenly bodies. A masterstroke of both pedagogy and filmmaking, Children of Stars is a captivating documentary about humanity's place in the grand scheme of things.

Five children save the life of a dog-like alien while at a self-run summer camp. He attempts to reward them by taking them to an alien colony on the Moon. Events take a turn for the worse when his report on that attack that injured him causes passage from the Moon to the Earth to be banned, and children are stranded in space. The children need to find a way back home before camp ends and their parents discover that they are missing. They also have to avoid the poachers that injured their alien friend, and now seem to be stalking them all.

An Englishman's children come back home from playing to tell him they've made contact with a flying saucer.