🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.69 AU - 2.43 AU

Year: 1126 Days

Day: 12.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.05 AU - 4.87 AU

Year: 3001 Days

Day: 23 Hours

Environment

Temp: -135 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 14.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.1 AU - 8.3 AU

Year: 7357 Days

Day: 12.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,846,391 km

• M1: 184,753 km (0.066 R)
• M2: 784,940 km (0.102 R)
• M3: 1,269,936 km (0.103 R)
• M4: 1,888,524 km (0.103 R)
• M5: 2,488,860 km (0.07 R)
• M6: 3,810,856 km (0.107 R)
• M7: 4,616,740 km (0.12 R)
• M8: 5,274,821 km (0.114 R)
• M9: 5,802,004 km (0.096 R)
• M10: 6,335,619 km (0.087 R)
• M11: 10,138,098 km (0.04 R)
• M12: 12,087,209 km (0.067 R)
• M13: 13,486,398 km (0.107 R)
• M14: 17,743,953 km (0.109 R)
• M15: 18,571,678 km (0.102 R)
• M16: 19,363,051 km (0.079 R)
• M17: 20,113,583 km (0.03 R)
• M18: 21,013,564 km (0.063 R)
• M19: 21,539,700 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.1

Radius: 6.5

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 9.99 AU - 13.65 AU

Year: 15475 Days

Day: 22 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,846,391 km

• M1: 80,783 km (0.078 R)
• M2: 392,096 km (0.088 R)
• M3: 598,990 km (0.068 R)
• M4: 881,730 km (0.094 R)
• M5: 1,338,003 km (0.111 R)
• M6: 2,304,106 km (0.116 R)
• M7: 2,970,715 km (0.071 R)
• M8: 3,781,236 km (0.086 R)
• M9: 6,520,522 km (0.076 R)
• M10: 7,802,726 km (0.079 R)
• M11: 8,719,312 km (0.052 R)
• M12: 10,050,284 km (0.12 R)
• M13: 11,227,470 km (0.096 R)
• M14: 15,832,990 km (0.117 R)
• M15: 17,611,260 km (0.107 R)
• M16: 18,254,082 km (0.066 R)
• M17: 18,779,619 km (0.047 R)
• M18: 23,429,121 km (0.113 R)
• M19: 25,323,479 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.6

Radius: 4.7

Gravity: 36.38 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 11.72 AU - 15.14 AU

Year: 18742 Days

Day: 15.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,846,391 km

• M1: 59,241 km (0.115 R)
• M2: 239,057 km (0.119 R)
• M3: 910,004 km (0.058 R)
• M4: 1,133,353 km (0.095 R)
• M5: 2,152,564 km (0.103 R)
• M6: 5,586,583 km (0.074 R)
• M7: 14,129,818 km (0.118 R)
• M8: 23,674,312 km (0.092 R)
• M9: 25,174,479 km (0.059 R)
• M10: 29,320,584 km (0.086 R)
• M11: 32,974,512 km (0.098 R)
• M12: 36,920,455 km (0.106 R)
• M13: 38,495,870 km (0.105 R)
• M14: 41,780,292 km (0.118 R)
• M15: 42,242,100 km (0.062 R)
• M16: 44,282,914 km (0.078 R)
• M17: 48,559,918 km (0.088 R)
• M18: 48,899,954 km (0.063 R)
• M19: 57,163,890 km (0.058 R)
• M20: 62,623,763 km (0.091 R)
• M21: 64,245,254 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 14,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit