The universe wouldn’t know about a newly-discovered solar system full of Earthlike planets, all of which could have liquid water, without the ingenuity and skill of Machinists Union members. Astronomers announced Wednesday that a telescope orbiting Earth had detected seven warm, rocky planets orbiting a star just 39 light-years away. It’s the most terrestrial planets
Source: IAM Members Had Hand in a Groundbreaking Planet Discovery – IAMAW