🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.51 AU - 0.53 AU

Year: 109 Days

Day: 37.5 Hours

Environment

Temp: 438 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.56 AU - 0.72 AU

Year: 148 Days

Day: 23.3 Hours

Environment

Temp: 389 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.84 AU - 3 AU

Year: 1445 Days

Day: 32.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.89 AU - 3.17 AU

Year: 1528 Days

Day: 35.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.45 AU - 4.41 AU

Year: 2257 Days

Day: 18.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,357,669 km

• M1: 2,338,065 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.1

Radius: 10.2

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.82 AU - 19.42 AU

Year: 17882 Days

Day: 14.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,357,669 km

• M1: 126,859 km (0.112 R)
• M2: 651,200 km (0.055 R)
• M3: 1,094,907 km (0.076 R)
• M4: 3,421,602 km (0.086 R)
• M5: 4,791,919 km (0.103 R)
• M6: 5,185,361 km (0.088 R)
• M7: 6,714,102 km (0.115 R)
• M8: 12,402,860 km (0.114 R)
• M9: 14,800,017 km (0.098 R)
• M10: 15,637,615 km (0.085 R)
• M11: 17,158,277 km (0.066 R)
• M12: 17,574,309 km (0.041 R)
• M13: 19,756,493 km (0.067 R)
• M14: 21,244,394 km (0.074 R)
• M15: 22,211,394 km (0.081 R)
• M16: 22,905,678 km (0.119 R)
• M17: 24,337,479 km (0.08 R)
• M18: 33,294,652 km (0.091 R)
• M19: 39,720,030 km (0.115 R)
• M20: 42,233,872 km (0.101 R)
• M21: 42,688,351 km (0.101 R)
• M22: 43,299,159 km (0.095 R)
• M23: 57,329,644 km (0.089 R)
• M24: 59,770,184 km (0.088 R)
• M25: 61,112,525 km (0.111 R)
• M26: 68,543,800 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.4

Radius: 14.8

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 16.5 AU - 19.06 AU

Year: 21716 Days

Day: 7.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,357,669 km

• M1: 184,005 km (0.065 R)
• M2: 759,808 km (0.098 R)
• M3: 1,362,986 km (0.116 R)
• M4: 2,463,727 km (0.073 R)
• M5: 2,952,464 km (0.088 R)
• M6: 3,506,574 km (0.091 R)
• M7: 4,681,366 km (0.082 R)
• M8: 7,252,505 km (0.036 R)
• M9: 8,217,411 km (0.081 R)
• M10: 8,982,006 km (0.072 R)
• M11: 9,734,034 km (0.12 R)
• M12: 11,969,176 km (0.034 R)
• M13: 15,081,111 km (0.03 R)
• M14: 21,610,609 km (0.105 R)
• M15: 24,259,539 km (0.073 R)
• M16: 28,690,478 km (0.072 R)
• M17: 35,732,947 km (0.118 R)
• M18: 36,306,954 km (0.08 R)
• M19: 38,816,010 km (0.102 R)
• M20: 52,006,054 km (0.119 R)
• M21: 52,743,721 km (0.119 R)
• M22: 69,003,663 km (0.073 R)
• M23: 79,473,121 km (0.091 R)
• M24: 82,184,283 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 21.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.4

Radius: 5.2

Gravity: 17.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 16.44 AU - 25.98 AU

Year: 28295 Days

Day: 24.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,357,669 km

• M1: 66,122 km (0.102 R)
• M2: 343,477 km (0.028 R)
• M3: 689,646 km (0.087 R)
• M4: 1,144,723 km (0.045 R)
• M5: 1,934,899 km (0.096 R)
• M6: 2,800,921 km (0.108 R)
• M7: 3,586,609 km (0.048 R)
• M8: 4,369,006 km (0.092 R)
• M9: 4,581,285 km (0.109 R)
• M10: 5,705,812 km (0.087 R)
• M11: 8,004,832 km (0.062 R)
• M12: 15,267,959 km (0.075 R)
• M13: 16,089,550 km (0.096 R)
• M14: 19,103,648 km (0.108 R)
• M15: 21,749,885 km (0.073 R)
• M16: 23,643,644 km (0.104 R)
• M17: 23,969,618 km (0.096 R)
• M18: 24,408,837 km (0.101 R)
• M19: 25,988,740 km (0.113 R)
• M20: 27,157,997 km (0.096 R)
• M21: 36,054,284 km (0.12 R)
• M22: 39,150,062 km (0.103 R)
• M23: 42,899,882 km (0.049 R)
• M24: 43,222,714 km (0.099 R)
• M25: 46,371,301 km (0.104 R)
• M26: 51,284,992 km (0.111 R)
• M27: 63,376,240 km (0.097 R)
• M28: 79,643,662 km (0.103 R)
• M29: 81,854,121 km (0.072 R)
• M30: 82,350,785 km (0.089 R)

Kuiper Belt

Range: 37.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 14,089 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit