🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.44 AU - 1.82 AU

Year: 780 Days

Day: 27.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.34 AU - 1.94 AU

Year: 787 Days

Day: 43.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755

Radius: 10.3

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.12 AU - 6.7 AU

Year: 5384 Days

Day: 13.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,498,489 km

• M1: 128,056 km (0.089 R)
• M2: 480,359 km (0.083 R)
• M3: 1,177,784 km (0.1 R)
• M4: 1,515,576 km (0.1 R)
• M5: 2,034,681 km (0.047 R)
• M6: 2,852,083 km (0.117 R)
• M7: 3,388,841 km (0.081 R)
• M8: 4,612,551 km (0.052 R)
• M9: 5,015,119 km (0.09 R)
• M10: 7,573,392 km (0.066 R)
• M11: 10,619,354 km (0.083 R)
• M12: 11,132,924 km (0.091 R)
• M13: 11,614,180 km (0.052 R)
• M14: 12,669,892 km (0.106 R)
• M15: 13,035,659 km (0.084 R)
• M16: 15,204,380 km (0.063 R)
• M17: 16,282,382 km (0.093 R)
• M18: 16,715,019 km (0.103 R)
• M19: 18,589,929 km (0.073 R)
• M20: 20,529,316 km (0.105 R)
• M21: 22,295,917 km (0.069 R)
• M22: 23,607,142 km (0.102 R)
• M23: 24,402,105 km (0.097 R)
• M24: 28,201,742 km (0.055 R)
• M25: 28,646,945 km (0.118 R)
• M26: 29,096,786 km (0.066 R)
• M27: 32,281,425 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.2

Radius: 13.4

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.64 AU - 8.86 AU

Year: 8085 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,498,489 km

• M1: 166,652 km (0.088 R)
• M2: 749,186 km (0.114 R)
• M3: 1,246,898 km (0.09 R)
• M4: 2,146,879 km (0.083 R)
• M5: 2,834,880 km (0.095 R)
• M6: 3,307,908 km (0.063 R)
• M7: 5,029,630 km (0.099 R)
• M8: 6,583,503 km (0.063 R)
• M9: 7,488,121 km (0.114 R)
• M10: 9,505,000 km (0.063 R)
• M11: 12,808,570 km (0.06 R)
• M12: 13,500,609 km (0.079 R)
• M13: 14,798,521 km (0.083 R)
• M14: 15,839,273 km (0.112 R)
• M15: 16,753,166 km (0.107 R)
• M16: 19,383,695 km (0.077 R)
• M17: 19,901,902 km (0.076 R)
• M18: 21,101,677 km (0.107 R)
• M19: 22,775,677 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.8

Radius: 10.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.9 AU - 10.9 AU

Year: 9950 Days

Day: 5.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,498,489 km

• M1: 125,812 km (0.119 R)
• M2: 556,205 km (0.059 R)
• M3: 1,027,139 km (0.109 R)
• M4: 1,605,335 km (0.117 R)
• M5: 2,055,325 km (0.043 R)
• M6: 2,389,377 km (0.101 R)
• M7: 2,918,505 km (0.119 R)
• M8: 3,320,923 km (0.072 R)
• M9: 5,660,035 km (0.113 R)
• M10: 5,985,411 km (0.071 R)
• M11: 6,602,951 km (0.074 R)
• M12: 8,712,730 km (0.097 R)
• M13: 9,781,158 km (0.116 R)
• M14: 12,284,528 km (0.037 R)
• M15: 13,055,855 km (0.043 R)
• M16: 17,200,015 km (0.081 R)
• M17: 26,403,575 km (0.12 R)
• M18: 29,300,089 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.2

Radius: 3.1

Gravity: 25.41 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 13.89 AU - 16.85 AU

Year: 22581 Days

Day: 23.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,498,489 km

• M1: 38,746 km (0.032 R)
• M2: 158,275 km (0.086 R)
• M3: 256,261 km (0.099 R)
• M4: 1,228,049 km (0.078 R)
• M5: 1,435,092 km (0.107 R)
• M6: 5,052,369 km (0.095 R)
• M7: 5,401,381 km (0.105 R)
• M8: 5,878,598 km (0.081 R)
• M9: 6,185,872 km (0.031 R)
• M10: 7,172,021 km (0.096 R)
• M11: 10,032,482 km (0.081 R)
• M12: 11,152,372 km (0.101 R)
• M13: 11,563,167 km (0.114 R)
• M14: 14,517,576 km (0.102 R)
• M15: 17,308,174 km (0.106 R)
• M16: 21,139,376 km (0.06 R)
• M17: 23,920,550 km (0.082 R)
• M18: 25,802,491 km (0.118 R)
• M19: 35,940,290 km (0.046 R)
• M20: 42,940,573 km (0.109 R)
• M21: 44,237,586 km (0.089 R)
• M22: 48,905,040 km (0.07 R)
• M23: 51,437,582 km (0.093 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 18,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit