🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.57 AU - 0.71 AU

Year: 336 Days

Day: 36.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.7

Radius: 12.3

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.3 AU - 1.5 AU

Year: 1087 Days

Day: 10.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,816,572 km

• M1: 155,283 km (0.08 R)
• M2: 594,203 km (0.113 R)
• M3: 1,117,795 km (0.047 R)
• M4: 1,611,618 km (0.091 R)
• M5: 2,131,321 km (0.073 R)
• M6: 2,661,047 km (0.065 R)
• M7: 4,121,571 km (0.091 R)
• M8: 4,761,102 km (0.094 R)
• M9: 6,039,266 km (0.087 R)
• M10: 6,865,944 km (0.06 R)
• M11: 7,508,766 km (0.085 R)
• M12: 8,218,458 km (0.111 R)
• M13: 11,343,558 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.4

Radius: 11

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.34 AU - 1.72 AU

Year: 1241 Days

Day: 12.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,816,572 km

• M1: 136,882 km (0.045 R)
• M2: 538,852 km (0.066 R)
• M3: 2,080,906 km (0.091 R)
• M4: 2,423,336 km (0.107 R)
• M5: 3,125,548 km (0.062 R)
• M6: 3,701,949 km (0.037 R)
• M7: 4,313,355 km (0.117 R)
• M8: 5,844,490 km (0.067 R)
• M9: 6,329,037 km (0.117 R)
• M10: 8,266,928 km (0.067 R)
• M11: 10,797,974 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.4

Radius: 13.2

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.12 AU - 5.02 AU

Year: 5386 Days

Day: 10.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,816,572 km

• M1: 164,258 km (0.086 R)
• M2: 613,052 km (0.077 R)
• M3: 1,149,510 km (0.04 R)
• M4: 1,750,744 km (0.098 R)
• M5: 2,539,873 km (0.088 R)
• M6: 3,216,953 km (0.038 R)
• M7: 5,683,821 km (0.118 R)
• M8: 6,344,296 km (0.074 R)
• M9: 8,085,615 km (0.082 R)
• M10: 8,516,906 km (0.072 R)
• M11: 10,037,419 km (0.054 R)
• M12: 11,195,007 km (0.1 R)
• M13: 12,183,849 km (0.049 R)
• M14: 13,229,987 km (0.111 R)
• M15: 14,335,066 km (0.099 R)
• M16: 15,203,632 km (0.06 R)
• M17: 16,982,051 km (0.056 R)
• M18: 17,888,614 km (0.088 R)
• M19: 19,587,448 km (0.09 R)
• M20: 21,095,693 km (0.091 R)
• M21: 25,830,616 km (0.118 R)
• M22: 26,769,492 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.3

Radius: 7.3

Gravity: 15.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.31 AU - 8.09 AU

Year: 11377 Days

Day: 15.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,816,572 km

• M1: 92,601 km (0.048 R)
• M2: 671,844 km (0.07 R)
• M3: 934,538 km (0.055 R)
• M4: 4,015,656 km (0.106 R)
• M5: 4,675,233 km (0.103 R)
• M6: 5,760,565 km (0.032 R)
• M7: 6,718,590 km (0.045 R)
• M8: 8,325,720 km (0.053 R)
• M9: 9,293,618 km (0.118 R)
• M10: 10,388,525 km (0.109 R)
• M11: 11,051,543 km (0.087 R)
• M12: 12,894,588 km (0.097 R)
• M13: 15,849,146 km (0.076 R)
• M14: 17,178,024 km (0.107 R)
• M15: 19,971,914 km (0.072 R)
• M16: 20,736,509 km (0.116 R)
• M17: 21,256,960 km (0.105 R)
• M18: 23,147,279 km (0.073 R)
• M19: 26,441,124 km (0.073 R)
• M20: 32,758,493 km (0.101 R)
• M21: 33,227,931 km (0.12 R)
• M22: 37,529,019 km (0.116 R)
• M23: 40,280,274 km (0.101 R)
• M24: 43,303,497 km (0.071 R)
• M25: 50,418,073 km (0.081 R)
• M26: 52,471,004 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.9

Radius: 3.8

Gravity: 39.19 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.31 AU - 10.23 AU

Year: 18515 Days

Day: 16.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,816,572 km

• M1: 115,041 km (0.109 R)
• M2: 258,206 km (0.055 R)
• M3: 788,680 km (0.118 R)
• M4: 960,867 km (0.109 R)
• M5: 2,066,246 km (0.11 R)
• M6: 3,079,173 km (0.097 R)
• M7: 3,397,218 km (0.051 R)
• M8: 3,914,677 km (0.079 R)
• M9: 4,482,850 km (0.078 R)
• M10: 4,786,683 km (0.088 R)
• M11: 5,899,242 km (0.101 R)
• M12: 6,949,419 km (0.115 R)
• M13: 8,167,595 km (0.105 R)
• M14: 8,316,744 km (0.11 R)
• M15: 9,686,612 km (0.111 R)
• M16: 11,758,393 km (0.073 R)
• M17: 16,592,498 km (0.113 R)
• M18: 21,356,143 km (0.034 R)
• M19: 25,872,653 km (0.078 R)
• M20: 30,268,586 km (0.091 R)
• M21: 30,986,207 km (0.076 R)
• M22: 35,531,738 km (0.055 R)
• M23: 37,140,364 km (0.114 R)
• M24: 37,276,498 km (0.069 R)
• M25: 38,937,035 km (0.119 R)
• M26: 40,646,340 km (0.064 R)
• M27: 40,791,001 km (0.056 R)
• M28: 48,469,561 km (0.116 R)
• M29: 48,632,323 km (0.107 R)
• M30: 51,116,246 km (0.088 R)
• M31: 51,284,843 km (0.032 R)
• M32: 53,509,662 km (0.049 R)
• M33: 55,976,830 km (0.099 R)
• M34: 60,192,798 km (0.09 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit