Phobos vs Europa (How Are They Different?)

The main differences between Phobos and Europa are that Phobos is far smaller with a diameter of 22.53km while Europa’s diameter is 3,121.6km, Europa orbits Jupiter while Phobos orbits Mars and Europa may have an icy ocean underneath its surface while Phobos does not. There are various other differences between the two so, continue reading … Read more

Phobos vs Io (How Are They Different?)

The main differences between Phobos and Io are that Phobos is far smaller with a diameter of 22.53km compared to Io’s 3,643km, Io is the most volcanically active entity in our solar system while Phobos has no volcanic activity and Io orbits Jupiter while Phobos orbits Mars.  There are various other differences between the two … Read more

Phobos vs Callisto (How Are They Different?)

The main differences between Phobos and Callisto are that Phobos orbits Mars while Callisto orbits Jupiter, Callisto is bigger with a diameter of 4,820.6km while Phobos has a diameter of 22.53km and Callisto is amongst the most cratered celestial bodies in our entire solar system while Phobos is not. There are various other differences between … Read more

Phobos vs Ganymede (How Are They Different?)

The main differences between Phobos and Ganymede are that Ganymede is the largest moon with a diameter of 5,268km while Phobos is one of the smallest with a diameter of 22.53km, Ganymede has a magnetosphere while Phobos does not and Ganymede orbits Jupiter while Phobos orbits Mars.  There are various other differences between these to … Read more

Is The Moon A Luminous Object? (EXPLAINED!)

The moon is a non-luminous object because it doesn’t create its own light; instead, reflecting around 12% of the radiation it soaks up from the Sun. The moon appears bright in our night sky because of its proximity to our planet, but many moons are far brighter within the solar system. Still, none of these … Read more

What Is An Open Star Cluster? (EXPLAINED!)

Star Cluster

An open star cluster is a group of stars bound together by mutual gravitational attraction. They are usually found in the spiral arms of galaxies or within irregular galaxies and contain anywhere from a few dozen to several thousand stars.  Open star clusters are important because they provide insight into the formation and evolution of … Read more

Phobos vs Jupiter (How Are They Different?)

The main differences between Phobos and Jupiter are that Phobos is a natural satellite and Jupiter is a gas giant planet, Phobos is very small with a diameter of 22.53km compared to Jupiter’s 139,820km, Jupiter has 79 objects orbiting it while Phobos has 0 and Jupiter has the strongest magnetosphere in our solar system while … Read more

Phobos vs Mars (How Are They Different?)

The main differences between Mars and Phobos is that Mars is a planet while Phobos is a natural satellite, Phobos is far smaller with a diameter of 22.53km while Mars has a diameter of 6,779km and Phobos is tidally locked to Mars while Mars is not tidally locked to anything.  For a more detailed look … Read more

Phobos vs Titan (How Are They Different?)

Tha main differences between Phobos and Titan are that Titan is the bigger of the two with a diameter of 5,150km while Phobos’ diameter is 22.53km, Titan orbits Saturn while Phobos orbits Mars and Titan has an atmosphere 1.19 times thicker than Earth’s while Phobos has no atmosphere. There are various other differences between the … Read more