Why we’re one step closer to understanding how Earth got its oceans (opinion)

photo showing earth against the blackness of space

Space enthusiasts will know: it’s easy to get caught up in a wealth of fascinating developments, from missions to the lunar surface to new discoveries in exoplanet science. But what really excites me as an astronomer right now is a largely overlooked development here on Earth that could have profound implications for how we explore the development of life on our planet and one of its most unique features of it: our oceans, understanding.

With little fanfare, the next one Vera C. Rubin Observatory in Chile marked an important construction milestone on April 27. Employees at the telescope has finished a reflective coating on the main mirror, giving it the ability to collect light from extremely faint objects in the night sky that we currently cannot regularly detect.

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