The Ten Oldest Astronauts to Have Gone Into Space
We have already seen the ten youngest astronauts to have gone into space and now its time for the grey flyers, the OAPS, the space grampas! OK, so many of them are not that old, but they ages are still pretty impressive. Whoever said being an astronaut is a young man’s game obviously didn’t tell these people…
The Ten Youngest Astronauts to Have Gone Into Space
Its all well and good dreaming of everyone living in space, but space is a young person game and there are reasons. To go into space you need to be fit and health meaning most astronauts are under 40 years of age. But some are very young and here are the youngest astronauts so far…
The First Ten Planetary Probes to Be Launched
A planetary probe is a probe that has been launched to explore or at least take fly-by measurements of other planets and moons. These ten listed here were the first to explore or at least take measurements or photos during a flyby of another planet. I have included the planets they explored as well as who made them…
The Top 10 Tallest Known Mountains in the Solar System
While we do have some pretty impressive mountains here on Earth they are nothing but speed bumps when you compare them to the tallest mountains in the tallest known mountains in the solar system, some of which wouldn’t even fit on Earth, they would poke through the atmosphere! So let’s pop on our space suits and going intergalactic mountain climbing…

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