🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.63 AU - 0.75 AU

Year: 216 Days

Day: 29.4 Hours

Environment

Temp: 142 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,192,883 km

• M1: 274,063 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.5 AU - 3.36 AU

Year: 1889 Days

Day: 34.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,192,883 km

• M1: 72,705 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.4

Radius: 12.8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.85 AU - 5.81 AU

Year: 3999 Days

Day: 14.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 96,192,883 km

• M1: 160,668 km (0.112 R)
• M2: 696,827 km (0.079 R)
• M3: 1,100,442 km (0.085 R)
• M4: 1,609,673 km (0.082 R)
• M5: 2,286,155 km (0.094 R)
• M6: 5,347,077 km (0.066 R)
• M7: 8,015,005 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.4

Radius: 9.4

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.19 AU - 7.33 AU

Year: 5900 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 96,192,883 km

• M1: 117,584 km (0.108 R)
• M2: 549,922 km (0.109 R)
• M3: 1,596,209 km (0.074 R)
• M4: 1,917,695 km (0.045 R)
• M5: 2,221,229 km (0.066 R)
• M6: 2,746,467 km (0.108 R)
• M7: 3,687,887 km (0.114 R)
• M8: 4,856,695 km (0.108 R)
• M9: 5,714,040 km (0.112 R)
• M10: 6,381,396 km (0.1 R)
• M11: 8,736,216 km (0.073 R)
• M12: 14,413,605 km (0.035 R)
• M13: 15,134,667 km (0.084 R)
• M14: 16,830,060 km (0.075 R)
• M15: 17,442,962 km (0.057 R)
• M16: 18,843,647 km (0.108 R)
• M17: 19,773,099 km (0.118 R)
• M18: 21,153,737 km (0.05 R)
• M19: 22,012,279 km (0.086 R)
• M20: 23,117,808 km (0.12 R)
• M21: 24,415,120 km (0.107 R)
• M22: 25,359,681 km (0.085 R)
• M23: 26,574,416 km (0.044 R)
• M24: 26,904,728 km (0.073 R)
• M25: 27,658,103 km (0.116 R)
• M26: 28,168,082 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.2

Radius: 14.5

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.68 AU - 9.04 AU

Year: 7522 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,192,883 km

• M1: 180,415 km (0.087 R)
• M2: 835,803 km (0.114 R)
• M3: 1,349,822 km (0.085 R)
• M4: 2,063,852 km (0.071 R)
• M5: 2,938,701 km (0.118 R)
• M6: 4,449,340 km (0.098 R)
• M7: 5,648,516 km (0.047 R)
• M8: 6,682,088 km (0.111 R)
• M9: 7,205,980 km (0.082 R)
• M10: 7,797,789 km (0.113 R)
• M11: 10,299,514 km (0.114 R)
• M12: 13,065,130 km (0.106 R)
• M13: 14,681,535 km (0.042 R)
• M14: 17,455,678 km (0.118 R)
• M15: 22,495,032 km (0.043 R)
• M16: 26,440,077 km (0.113 R)
• M17: 30,927,265 km (0.065 R)
• M18: 32,493,854 km (0.112 R)
• M19: 33,893,941 km (0.08 R)
• M20: 34,553,518 km (0.115 R)
• M21: 35,558,965 km (0.055 R)
• M22: 36,698,901 km (0.067 R)
• M23: 42,512,274 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.7

Radius: 7

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 11.64 AU - 12.92 AU

Year: 16212 Days

Day: 23.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,192,883 km

• M1: 94,097 km (0.099 R)
• M2: 346,618 km (0.077 R)
• M3: 788,680 km (0.096 R)
• M4: 2,127,731 km (0.105 R)
• M5: 2,367,985 km (0.084 R)
• M6: 2,730,610 km (0.089 R)
• M7: 3,223,685 km (0.07 R)
• M8: 4,747,040 km (0.061 R)
• M9: 6,466,667 km (0.042 R)
• M10: 10,278,271 km (0.047 R)
• M11: 10,699,988 km (0.116 R)
• M12: 11,577,828 km (0.108 R)
• M13: 15,919,009 km (0.096 R)
• M14: 18,875,960 km (0.079 R)
• M15: 34,248,937 km (0.119 R)
• M16: 36,025,860 km (0.058 R)
• M17: 47,848,729 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.1

Radius: 5.2

Gravity: 22.78 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 16 AU - 21 AU

Year: 29977 Days

Day: 19.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 103.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 96,192,883 km

• M1: 65,823 km (0.107 R)
• M2: 553,811 km (0.08 R)
• M3: 755,768 km (0.113 R)
• M4: 980,614 km (0.08 R)
• M5: 4,739,111 km (0.115 R)
• M6: 4,933,887 km (0.106 R)
• M7: 11,513,052 km (0.104 R)
• M8: 18,339,502 km (0.058 R)
• M9: 18,820,459 km (0.119 R)
• M10: 19,015,086 km (0.12 R)
• M11: 25,501,051 km (0.102 R)
• M12: 30,157,285 km (0.083 R)
• M13: 30,827,035 km (0.039 R)
• M14: 32,614,580 km (0.03 R)
• M15: 56,431,907 km (0.082 R)
• M16: 67,603,876 km (0.039 R)
• M17: 69,443,631 km (0.108 R)
• M18: 72,982,817 km (0.111 R)
• M19: 83,265,876 km (0.109 R)
• M20: 84,317,997 km (0.118 R)
• M21: 89,987,009 km (0.079 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 18,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit