Are there undiscovered elements on other planets?
What are the chances that elements we don't know of exist on other planets or in other galaxies?
Do other universes exist? Do planet X exist? Do aliens exist? Or do other planets have life forms? Is there even a single planet where life has been found to exist (I mean aliens)? Is it sad that other planets in our solar system look so lifeless? Do aliens exist? Is there possible foreign lifeforms in nearby and distant planets? Which of the 7 planets (that's not including earth) are we least likely to get to? Are there Aliens from other planets already on Earth? Will the eight planets in our solar system ever be aligned? Why do people think a ninth planet exists? How do we know that distant galaxies aren't made of antimatter? Does the universe exist because no other universes can exist? Is it possible that there is life in other planets? Why do other planets have no life? Could planet 9 have cosmic ray lightning? How can astrophysics calculate weight, temperature, and materials that exist on other planets that are a million light years away? Why has NASA so far not found alien artifacts on the worlds of the solar system? Why do scientists believe in the possibility of life on other planets such as the Drake Equation, but they don't believe in the possibility of Planet Nibiru having existed or existing? What if the moon does not exist? Is it true that we have discovered a ninth planet in our Solar System? How important would be the finding of another planet in our solar system? How did Indian astrologers know that there are exactly nine planets in the solar system when there were no telescopes? Is there any proof that Planet X actually exists? Does the Universe exist? Despite being extremely unlikely, is there a possibility that Earth is the only planet in the Universe with life? Do aliens even exist? How many planets are there in our universe? Are there really 8 planets and 1 dwarf planet in the solar system? Can there be potentially habitable worlds near the core of the galaxy or is the light and radiation too strong? What are the chances that earth is the only habitable planet in the universe?