1
The longest human duration in deep space was the 12.5 days the Apollo 17 crew spent on a round trip mission to the moon, and the longest low- Earth orbit (LEO) duration will be one year spent on the International Space Station by two crew members.
2
In real life, SCP-173 is notable for being the first SCP ever written, and inspired the rest of the SCP Wiki and its fictional universe. SCP-294 is a coffee vending machine that can dispense anything that can exist in liquid form—including, on occasion, abstract concepts.
3
Tesla was originally named after Nikola Tesla, the inventor of alternating current. Nikola Tesla was born July 10 1856, over 160 years ago. He registered more than 300 patents and envisioned many more inventions. He is known as the Father of the alternating current (AC) foundation of much of contemporary technology.
4
It is the deepest such trench known on Earth and thus the deepest known point in the ocean. More than 35,000 feet (10,500 meters) deep at its deepest point, the Mariana Trench is far lower than the lowest point on land, the Dead Sea. The trench is deeper than Mount Everest is high.
5
In general relativity, a white hole is a hypothetical region of spacetime and singularity that cannot be entered from the outside, although energy-matter, light and information can escape from it. In this sense, it is the reverse of a black hole, from which energy-matter, light and information cannot escape.