An Earth analog or Earth twin planet is defined as any planet which shares most of the characteristics found here on our own planet, including geological processes and lifeforms. Astrobiologists and astronomers study such planets in search of extraterrestrial life forms. Scientists have recently identified an increasing number of rocky exoplanets – planets like Earth…
Have you ever considered whether another planet in our solar system might provide enough habitat for humans to exist on? Proxima Centauri b is located within its star’s habitable zone and could contain liquid water supplies for life to exist there. Earth-mass exoplanets that orbit nearby stars receive approximately equal energy input as our Sun,…
Usually when asked what planet is closest to Earth, most will answer Venus; however, this may not be accurate. Mercury, Venus and Earth come first; Mars follows; then Jupiter, Saturn, Uranus and Neptune are seen setting and rising after the Sun. These inferior planets set and rise after him. Mercury Mercury, the closest and smallest…
Mercury may seem distant compared to Venus and Mars, but in terms of size it actually ranks closer. Scientists devised a mathematical formula to find which planet was nearest the earth in size, using data on distance between planets over time and then averaging their values to find which was nearest of all seven planets….
