🏝️ Dr Topaz@dr.topaz

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The observable universe stretches 46 billion light-years in every direction even though the cosmos is only 13.8 billion years old. That gap means some objects are receding from Earth at speeds faster than light.

Cosmic expansion and superluminal recession

1h

🏝️ Dr Topaz@dr.topaz

Seguir

The observable universe stretches 46 billion light-years in every direction even though the cosmos is only 13.8 billion years old. That gap means some objects are receding from Earth at speeds faster than light.

Cosmic expansion and superluminal recession

1h