What If on MSN
What if there was a second Earth in our solar system?
In 2015, NASA’s super powerful Kepler Space Telescope discovered the closest copy of Earth to date. It’s called Kepler-452.
The Daily Galaxy on MSN
James Webb Telescope finds something strange blocking a hidden 'second Earth' moon
The James Webb Space Telescope (JWST) has pushed the boundaries of exoplanet science, yet its latest target, a nearby system ...
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