🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.07 AU - 1.39 AU

Year: 479 Days

Day: 29.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.32 AU - 4.98 AU

Year: 3524 Days

Day: 42.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.23 AU - 5.71 AU

Year: 3894 Days

Day: 47.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 10.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.36 AU - 6.44 AU

Year: 5037 Days

Day: 14.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,511,934 km

• M1: 135,835 km (0.112 R)
• M2: 485,445 km (0.119 R)
• M3: 837,150 km (0.115 R)
• M4: 1,311,674 km (0.091 R)
• M5: 1,862,942 km (0.1 R)
• M6: 2,801,669 km (0.101 R)
• M7: 4,354,495 km (0.118 R)
• M8: 9,657,889 km (0.081 R)
• M9: 11,098,068 km (0.078 R)
• M10: 13,615,501 km (0.089 R)
• M11: 15,007,210 km (0.027 R)
• M12: 16,601,175 km (0.081 R)
• M13: 19,139,103 km (0.081 R)
• M14: 20,500,443 km (0.098 R)
• M15: 22,526,747 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.7

Radius: 6.9

Gravity: 18.77 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.22 AU - 15.18 AU

Year: 17822 Days

Day: 16 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,511,934 km

• M1: 85,869 km (0.066 R)
• M2: 306,077 km (0.052 R)
• M3: 564,882 km (0.102 R)
• M4: 1,033,721 km (0.069 R)
• M5: 1,720,376 km (0.097 R)
• M6: 2,183,082 km (0.103 R)
• M7: 2,605,845 km (0.105 R)
• M8: 3,055,537 km (0.073 R)
• M9: 3,673,825 km (0.064 R)
• M10: 3,981,248 km (0.091 R)
• M11: 4,647,707 km (0.042 R)
• M12: 7,000,732 km (0.085 R)
• M13: 8,070,356 km (0.09 R)
• M14: 8,751,326 km (0.082 R)
• M15: 9,470,144 km (0.038 R)
• M16: 11,994,907 km (0.116 R)
• M17: 12,741,849 km (0.085 R)
• M18: 14,478,531 km (0.068 R)
• M19: 17,031,718 km (0.096 R)
• M20: 17,974,633 km (0.084 R)
• M21: 18,951,806 km (0.116 R)
• M22: 22,804,251 km (0.055 R)
• M23: 26,014,621 km (0.061 R)
• M24: 27,263,614 km (0.1 R)
• M25: 32,142,449 km (0.096 R)
• M26: 36,161,844 km (0.105 R)
• M27: 38,873,605 km (0.079 R)
• M28: 40,503,923 km (0.115 R)
• M29: 46,982,558 km (0.057 R)
• M30: 50,379,626 km (0.04 R)
• M31: 50,728,040 km (0.1 R)
• M32: 54,301,633 km (0.117 R)
• M33: 60,952,605 km (0.106 R)
• M34: 68,126,571 km (0.088 R)
• M35: 73,581,957 km (0.061 R)
• M36: 75,387,304 km (0.119 R)
• M37: 75,614,992 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.3

Radius: 4.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.21 AU - 16.99 AU

Year: 19607 Days

Day: 15.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,511,934 km

• M1: 262,245 km (0.068 R)
• M2: 725,250 km (0.117 R)
• M3: 1,249,441 km (0.044 R)
• M4: 2,566,651 km (0.074 R)
• M5: 2,697,399 km (0.111 R)
• M6: 3,374,928 km (0.092 R)
• M7: 4,366,313 km (0.074 R)
• M8: 4,553,161 km (0.111 R)
• M9: 6,448,566 km (0.108 R)
• M10: 7,683,646 km (0.073 R)
• M11: 14,973,550 km (0.035 R)
• M12: 15,831,943 km (0.093 R)
• M13: 27,808,898 km (0.113 R)
• M14: 28,174,515 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.8

Radius: 4.1

Gravity: 16.76 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 15.55 AU - 19.75 AU

Year: 26061 Days

Day: 20.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,511,934 km

• M1: 53,855 km (0.033 R)
• M2: 926,460 km (0.069 R)
• M3: 1,872,367 km (0.058 R)
• M4: 2,022,114 km (0.103 R)
• M5: 3,385,699 km (0.112 R)
• M6: 4,336,244 km (0.084 R)
• M7: 7,987,629 km (0.082 R)
• M8: 10,439,388 km (0.117 R)
• M9: 11,031,646 km (0.074 R)
• M10: 18,069,179 km (0.089 R)
• M11: 18,237,476 km (0.104 R)
• M12: 19,534,041 km (0.092 R)
• M13: 21,734,177 km (0.082 R)
• M14: 22,405,722 km (0.117 R)
• M15: 26,079,397 km (0.097 R)
• M16: 29,781,795 km (0.081 R)
• M17: 36,975,358 km (0.094 R)
• M18: 37,383,012 km (0.075 R)
• M19: 38,763,800 km (0.103 R)
• M20: 42,512,424 km (0.111 R)
• M21: 44,935,311 km (0.116 R)
• M22: 47,930,260 km (0.114 R)
• M23: 63,934,240 km (0.067 R)
• M24: 67,511,873 km (0.091 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 15,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit