Gliese 876 B Bibliography

Gliese 876 is a red dwarf approximately 15 light-years away from Earth in the constellation of Aquarius. It is the one of the closest known stars to the Sun confirmed to possess a planetary system and the fifth closest such system known to consist of multiple planets (after Wolf 1061, Kapteyn's Star, Tau Ceti and Epsilon Eridani). As of 2018, four extrasolar planets have been found to orbit the...

Planet Earth Look Alike

Within the first billion years of Earth's history, life appeared in the oceans and began to affect the Earth's atmosphere and surface, leading to the proliferation of anaerobic and, later, aerobic organisms. Some geological evidence indicates that life may have arisen as early as 4. 1 billion years ago. Since then, the combination of Earth's distance from the Sun, physical properties and...

Solar System Explosion

The Solar System formed 4. 6 billion years ago from the gravitational collapse of a giant interstellar molecular cloud. The vast majority of the system's mass is in the Sun, with the majority of the remaining mass contained in Jupiter. The four smaller inner planets, Mercury, Venus, Earth and Mars, are terrestrial planets, being primarily composed of rock and metal. The four outer planets are...

Play Dough Solar System

Play-Doh (similar to "dough") is a modeling compound used by young children for arts and crafts projects at home. It is composed of flour, water, salt, borax, and mineral oil. The product was first manufactured in Cincinnati, Ohio, United States, as a wallpaper cleaner in the 1930s. The product was reworked and marketed to Cincinnati schools in the mid-1950s. Play-Doh was demonstrated at an...