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What is the Milky Way?
1. What is the Milky Way? Answer: The Milky Way is the galaxy that contains our solar system, consisting of billions of stars, including the Sun. 2. How far is the nearest star? Answer:The nearest star to Earth is Proxima Centauri, located about 4.24 light-years away. 3. What is the Hubble Space TelRead more
1. What is the Milky Way?
Answer: The Milky Way is the galaxy that contains our solar system, consisting of billions of stars, including the Sun.
2. How far is the nearest star?
Answer:The nearest star to Earth is Proxima Centauri, located about 4.24 light-years away.
3. What is the Hubble Space Telescope?
Answer: The Hubble Space Telescope is a space telescope launched in 1990 that has provided stunning images and valuable data about galaxies, stars, and other celestial objects.
4. What is the speed of light?
Answer: The speed of light is approximately 299,792 kilometers per second (186,282 miles per second) in a vacuum.
5. What is the solar system?
Answer: The solar system consists of the Sun and all the objects that are gravitationally bound to it, including eight planets, moons, asteroids, and comets.
See lessWhat is dark energy?
1. What is dark energy? Answer: Dark energy is a mysterious force that is driving the accelerated expansion of the universe and is thought to make up about 68% of the universe. 2. What is a black hole? Answer: A black hole is a region in space where gravity is so strong that not even light can escapRead more
1. What is dark energy?
Answer: Dark energy is a mysterious force that is driving the accelerated expansion of the universe and is thought to make up about 68% of the universe.
2. What is a black hole?
Answer: A black hole is a region in space where gravity is so strong that not even light can escape from it, typically formed from collapsing stars.
3. What is the Big Bang?
Answer: The Big Bang is the theory that the universe began from an extremely hot, dense state around 13.8 billion years ago and has been expanding ever since.
4. What is a galaxy?
Answer: A galaxy is a large system of stars, stellar remnants, interstellar gas, dust, and dark matter, bound together by gravity.
5. How many galaxies are in the universe?
Answer: There are estimated to be about 2 trillion galaxies in the observable universe.
See lessWhat is space?
1. What is space? Answer: Space is the vast, seemingly infinite expanse beyond Earth’s atmosphere, where stars, planets, moons, and galaxies exist. 2. What is the universe? Answer: The universe is everything that exists, including all matter, energy, galaxies, stars, planets, and space-time itself.Read more
1. What is space?
Answer: Space is the vast, seemingly infinite expanse beyond Earth’s atmosphere, where stars, planets, moons, and galaxies exist.
2. What is the universe?
Answer: The universe is everything that exists, including all matter, energy, galaxies, stars, planets, and space-time itself.
3. How big is the universe?
Answer: The universe is estimated to be 93 billion light-years in diameter, and it continues to expand.
4. What is a light-year?
Answer: A light-year is the distance that light travels in one year, approximately 5.88 trillion miles (9.46 trillion kilometers).
5. What is dark matter?
Answer: Dark matter is an unknown form of matter that does not emit light or energy, but it is believed to make up about 27% of the universe’s mass.
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