25 Unbelievable Space Discoveries Made This Year (So Far)

The first potentially habitable Earth-like exoplanet. The brightest supernova on record. The discovery of a long-lost alien solar system. We may only be six months into the year, but already scientists have dealt us a long list of breakthroughs and surprises. Let's take a closer look.

25 Unbelievable Space Discoveries Made This Year (So Far)

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