1: 1. As of 2021, humans have explored only 5% of the known universe. 2. NASA's Mars Rover missions have discovered evidence of water on the Red Planet. 3. Astronauts aboard the International Space Station witness 16 sunrises and sunsets each day.

2: 4. The Voyager 1 spacecraft is the farthest man-made object from Earth. 5. The Hubble Space Telescope takes over 10,000 images per year. 6. The Apollo 11 mission was the first to land humans on the Moon in 1969.

3: 7. The Great Red Spot on Jupiter is a storm that has been raging for over 300 years. 8. Space tourism is becoming a reality with companies like SpaceX and Blue Origin. 9. The James Webb Space Telescope will be the most powerful telescope ever launched into space.

4: 10. The Curiosity Rover has been exploring the surface of Mars since 2012. 11. The space race between the United States and the Soviet Union led to the first manned mission to space. 12. The Sun makes up 99.8% of the total mass of our solar system.

5: 13. The Cassini spacecraft discovered geysers on one of Saturn's moons, Enceladus. 14. NASA's Artemis program aims to return humans to the Moon by 2024. 15. The New Horizons spacecraft captured never-before-seen images of Pluto in 2015.

6: 16. The universe is estimated to be around 13.8 billion years old. 17. The first artificial satellite, Sputnik 1, was launched by the Soviet Union in 1957. 18. The Mars 2020 mission aimed to search for signs of past life on the Red Planet.

7: 19. Some of the brightest stars in the night sky are actually multiple star systems. 20. The Space Shuttle program launched 135 missions between 1981 and 2011. 21. The Milky Way galaxy is estimated to contain over 200 billion stars.

8: 22. Astronauts experience weightlessness in space due to microgravity. 23. The first woman to travel to space was Valentina Tereshkova in 1963. 24. The Kuiper Belt is a region of icy bodies beyond Neptune, home to Pluto.

9: 25. The International Space Station orbits Earth at a speed of 17,500 miles per hour. 26. The Fermi Gamma-ray Space Telescope has detected gamma-ray bursts from distant galaxies. 27. The Perseverance Rover landed on Mars in February 2021 to search for signs of ancient life.

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