Examples
- A kid jumping on a trampoline sends ripples across it, just like gravitational waves when two black holes collide.
- Imagine you're floating in space. A big object zooms past you, and you feel the space around you stretch, that's a gravitational wave passing through you.
- When two cars crash at high speed, they send out sound waves, stars can send out gravitational waves when they crash too.
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See also
- Why is there renewed interest in returning to the Moon?
- How do X-ray telescopes analyze the chemistry of the Moon?
- Why are achieving soft lunar landings still so challenging for spacecraft?
- What Makes a Planet 'Gaseous' or 'Solid'?
- What are binary black holes?