One scientist suggested that the moons were made by intelligent Martians to escape when their seas dried up and their atmosphere changed. They are hollow and the Martians live in them. Over the centuries they have been bombarded by meteorites. That destruction of the Phobos probe is seen as proof they do not wish to be discovered by Hu-mons.
The Mysterious Destruction of Phobos II
“For the next few minutes, all eyes in the control room remained fixed upon the data being received by the probe sensors, until another technician shouted that all contact had been lost. The hours which were spent trying to re-establish communications with the satellite soon progressed in to days. No signals were either being received by or transmitted from the device. It was clear that something must have collided with and completely destroyed it. As he later prepared himself to brief the oversight committee, which had asked him for an update on the situation, the controller stared down at the final photograph, which the probe had taken.“
“The image depicted a huge elliptical shadow, being cast down onto the surface of Phobos beneath the orbiting satellite. He would later admit under questioning that he had no idea what might have caused such an anomaly and that if it was not an anomaly, then he had no idea what it was. He had defended his calculations regarding the size the unknown object would have to have been to cast such an enormous shadow. He would also concede that the shape of the object did seem to depict what the Americans referred to as a flying saucer, before walking out to the briefing room, leaving the committee members sitting behind him in stunned silence….”
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