Day 133 of 365
May 13
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Space Dark Energy and the Accelerating Universe
Dark energy makes up about 68% of the universe and is causing its expansion to accelerate. Discovered in 1998, this mysterious force counteracts gravity on cosmic scales. If dark energy continues, the universe will eventually undergo 'heat death' as all matter spreads infinitely apart.
💡 Did you know?
We can only directly observe about 5% of the universe - the rest is dark matter and dark energy!
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