Did You Know?
Light from the Sun takes 8 minutes to reach Earth but 100,000 years to travel from its core to its surface.
While sunlight travels through space at incredible speed, the journey from the Sun's core to its surface is much slower because photons bounce around inside the Sun countless times before finally reaching the surface. This process is called the 'random walk' of photons.
Did You Know?
There’s a galaxy that appears to be missing its dark matter.
The galaxy NGC 1052-DF4 appears to contain virtually no dark matter, challenging our understanding of galaxy formation. This...
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There’s a star that’s trapped inside a giant crystal.
At the center of the Cat's Eye Nebula, astronomers have discovered a dying star surrounded by a crystalline...
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Some black holes sing in B-flat.
The supermassive black hole at the center of the Perseus galaxy cluster emits pressure waves that translate to...