The Earth's position in the cosmos is constantly changing due to the complex motions of celestial bodies. However, on a relatively small scale of 50 years, the Earth's position hasn't undergone significant changes in terms of its location within the Milky Way galaxy.
The Milky Way galaxy is a large spiral galaxy, and the Earth resides within one of its spiral arms known as the Orion Arm or the Local Arm. Over a span of 50 years, the Earth's position within the Milky Way would have only shifted slightly along its orbit around the galactic center.
To provide a more specific answer, we need to consider the Earth's position in relation to other celestial objects. For instance, 50 years ago, the Earth was in a particular location within the solar system, orbiting the Sun. However, I can't provide precise details on the Earth's exact location 50 years ago without a specific date or time frame. If you provide me with the date or year you're referring to, I can try to provide more accurate information.