Sep 23, 1999 · NASA's Mars Climate Orbiter is believed to be lost due to a suspected navigation error.

Mars Surveyor ’98 consisted of Mars Climate Orbiter (MCO) and Mars Polar Lander (MPL). Lockheed Martin Astronautics (LMA) was the prime contractor for Mars Surveyor ’98.

Oct 21, 2025 · NASA’s failed missions, such as the Mars Climate Orbiter and Deep Space 2 probes, are also powerful lessons. Engineers learned from these setbacks to improve future missions, showing …

Cover photo: A montage of planetary images taken by Mariner 10, the Mars Global Surveyor Orbiter, Voyager 1, and Voyager 2, all managed by the Jet Propulsion Laboratory in Pasadena, California. …

The SEC Program includes plans for a number of missions (e.g., Mercury Orbiter, PASO, Inner Helio spheric Constellation and Solar Flotilla missions) that must survive and operate in a high intensity, …

Scientists think it's likely some other force is responsible, such as an undiscovered giant planet (in a very distant orbit), the gravity of passing stars, or gravitational perturbations as the Kuiper Belt was …

The leading theory of the Moon's origin is that a Mars-sized body collided with Earth about 4.5 billion years ago. The resulting debris from both Earth and the impactor accumulated to form our natural …

The discovery of ALH84001 occurred contemporaneously with the development of the Mars Pathfinder lander mission and the Mars Global Surveyor (MGS) orbiter mission.

Oct 21, 2025 · Mars is the fourth planet from the Sun, and the seventh largest. It’s the only planet we know of inhabited entirely by robots.

A number of missions involving the orbiting of Mars or Venus have used the force of aerodynamic drag, high in the planet’s atmosphere, to deplete energy from the spacecraft’s orbit and thereby reduce the …