https://padlet.com/rojasjohnlester/tc0hsd5lklaqxv25 The Universe is everything that exists space, time, matter, and energy. It includes galaxies, stars, planets, and all forms of life. Scientists believe the Universe began around 13.8 billion years ago with the Big Bang, a massive explosion that started the expansion of space. en-us 2025-10-22 01:30:44 UTC 2025-10-22 01:47:46 UTC hello@padlet.com https://padlet-uploads-usc1.storage.googleapis.com/4602197751/536fcfa271e122af2cb2a07bae224b2a/0a20f669ae930e8ede69a5748995f39e.jpg rojasjohnlester https://padlet.com/rojasjohnlester/tc0hsd5lklaqxv25/wish/3644236531 Is everything that exists space, time, matter, and energy. It includes galaxies, stars, planets, and all forms of life. Scientists believe the Universe began around 13.8 billion years ago with the Big Bang, a massive explosion that started the expansion of space.

]]> 2025-10-22 01:41:20 UTC https://padlet.com/rojasjohnlester/tc0hsd5lklaqxv25/wish/3644236531 rojasjohnlester https://padlet.com/rojasjohnlester/tc0hsd5lklaqxv25/wish/3644244552 If you could travel at the speed of light, it would take about 100,000 years just to cross the Milky Way galaxy and that’s only one galaxy among billions!

]]> 2025-10-22 01:45:55 UTC https://padlet.com/rojasjohnlester/tc0hsd5lklaqxv25/wish/3644244552 rojasjohnlester https://padlet.com/rojasjohnlester/tc0hsd5lklaqxv25/wish/3644247846 Studying the Universe reminds us how small yet significant our existence is. It inspires curiosity, scientific discovery, and appreciation for the vastness of creation.

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