Mars is the second smallest planet of the solar system with a diameter only half that of Earth, with a thin atmosphere composed mainly of carbon dioxide that cannot sustain human breathing, and surface temperatures near the equator around 32 degrees Fahrenheit during daytime dropping to -121 degrees Fahrenheit at night.

Neptune is 2.7 billion miles away from Earth, which does not amount to a light year in distance and is equivalent to a mere four light hours, meaning if someone flashed a gigantic light on Neptune, it would be visible on Earth four hours later.

The Kuiper Belt is 20 times wider than the central asteroid ring between Mars and Jupiter orbits, is home to over 70,000 objects of more than 60 miles in size, and represents leftover material from the creation of the solar system that was not included in the formation of planets.

Even the only dwarf planet of the inner solar system, Ceres, which sits right between Mars and Jupiter with a diameter of around 600 miles and supposedly carries a significant amount of water ice, remains mostly unexplored, and scientists speculate life may exist there.

Titan is the biggest moon of Saturn and even bigger than the planet Mercury, is the only known moon to have a really dense atmosphere rich in clouds consisting mainly of nitrogen with traces of carbon hydride and other organic components, and is the astral body in the solar system that most closely resembles Earth.

Olympus Mons on Mars reaches an impressive height of 16 miles, making it the highest elevation in the entire solar system, and dominates the surrounding plains.

Mars must have had a much denser atmosphere millions of years ago and likely had lots of liquid water on its surface, offering much better conditions for the creation of life before its atmosphere was thinned out by solar winds.

The Eagle Nebula is located seven thousand light years away in the star constellation of the Serpent and is 95 light years high, which equals about 55 trillion miles, while our entire solar system is a mere 10 billion miles long.

Earth's surface shows predominantly blue coloring from oceans, brownish continents, and white clouds, representing a stark contrast to its violent creation characterized by constant bombardment of asteroids and celestial bodies, with one particularly heavy asteroid ripping off part of Earth's mantle that remained in orbit and supposedly formed the Moon.

If Jupiter had gained only a little more mass, it probably would have ignited and become a sun itself, creating a binary star system instead of our current single-sun solar system.

Other indications of brutal forces of meteoric impacts on Mercury are the radial marks surrounding the craters, with more recent and therefore brighter meteoric rudiments scattered around the point of impact, and larger craters typically surrounded by ring-shaped walls created through folding.

The Valles Marineris is the largest known rift system in the solar system, stretching over 2,500 miles in length, up to 440 miles in width, and running up to 5 miles deep, with the western part called Noctis Labyrinthus containing chaotic entanglement of rifts and valleys up to 12 miles wide and 3 miles deep.

In the Eagle Nebula, a gigantic star called Eta Carinae has a mass a hundred times greater than our sun and is so big it can hardly keep itself together, with some experts believing it could even explode within a hundred years.

The Hubble Space Telescope photograph of the Pillars of Creation was taken in 1995, but these pillars actually crumbled thousands of years ago driven apart by the cosmic radiation of nearby suns, and it takes light 7,000 years to travel from that location to Earth, meaning the camera sensors show a very distant past.

Neptune's blue color is due to methane in its atmosphere, which absorbs red light in the upper layers of the atmosphere, and Neptune has wind speeds of up to 1,200 miles per hour on the way to its stony core.

There are more stars in outer space than grains of sand on the entire planet Earth, and the probability of there not being life anywhere else in the universe seems about as likely as a single person winning a lottery jackpot 100 times in a row.

Triton, Neptune's biggest moon, is covered by a thick crust of ice with cracks and deformations indicating geological activity, has geysers that shoot up through the surface ice up to five miles high, and has the lowest temperature ever measured in the solar system at -394 degrees Fahrenheit on its dark side.

Triton moves in the opposite direction to Neptune's rotation and is forced closer and closer to Neptune due to tidal forces, such that in a few hundred million years it will collide with Neptune, be ripped apart, and form a much denser ring system around Neptune similar to Saturn's appearance.

Humans tend to see familiar shapes in astral objects, like the face of the moon or constellations, and astronomers typically name their findings on this basis, which is why the Omega Nebula has been given poetic names like 'Horseshoe Nebula' or 'Swan Nebula' in addition to scientific designations.

The Moon is geologically very active today with moonquakes occurring up to 10 times per day, some reaching level 5 on the Richter scale, and while such quakes would seriously damage unprotected buildings on Earth, they cause no structural concern to the airless lunar landscape.