🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.94 AU - 0.94 AU

Year: 317 Days

Day: 17.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 80.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.84 AU - 1.3 AU

Year: 385 Days

Day: 36.8 Hours

Environment

Temp: 74 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.32 AU - 1.54 AU

Year: 596 Days

Day: 16.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.64 AU - 2.46 AU

Year: 1022 Days

Day: 29.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.15 AU - 4.21 AU

Year: 2458 Days

Day: 19.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.9

Radius: 14.2

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.86 AU - 9.16 AU

Year: 7167 Days

Day: 9.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,775,725 km

• M1: 176,675 km (0.052 R)
• M2: 811,269 km (0.112 R)
• M3: 1,410,409 km (0.094 R)
• M4: 2,269,101 km (0.107 R)
• M5: 3,499,393 km (0.115 R)
• M6: 5,136,592 km (0.065 R)
• M7: 6,191,856 km (0.114 R)
• M8: 6,912,918 km (0.099 R)
• M9: 7,499,491 km (0.106 R)
• M10: 8,814,755 km (0.095 R)
• M11: 10,801,116 km (0.107 R)
• M12: 12,002,836 km (0.11 R)
• M13: 12,743,943 km (0.109 R)
• M14: 13,236,270 km (0.102 R)
• M15: 13,741,462 km (0.115 R)
• M16: 16,144,303 km (0.09 R)
• M17: 24,848,954 km (0.042 R)
• M18: 27,750,405 km (0.085 R)
• M19: 29,235,613 km (0.103 R)
• M20: 33,282,684 km (0.079 R)
• M21: 36,142,995 km (0.111 R)
• M22: 36,910,582 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.6

Radius: 14.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.69 AU - 12.35 AU

Year: 11883 Days

Day: 14.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,775,725 km

• M1: 177,872 km (0.064 R)
• M2: 625,618 km (0.07 R)
• M3: 1,870,422 km (0.105 R)
• M4: 2,655,961 km (0.082 R)
• M5: 3,246,573 km (0.098 R)
• M6: 3,924,401 km (0.077 R)
• M7: 4,695,279 km (0.059 R)
• M8: 5,218,572 km (0.101 R)
• M9: 6,383,192 km (0.044 R)
• M10: 7,365,601 km (0.112 R)
• M11: 8,927,253 km (0.093 R)
• M12: 9,943,621 km (0.116 R)
• M13: 11,436,608 km (0.099 R)
• M14: 12,450,432 km (0.12 R)
• M15: 14,725,816 km (0.098 R)
• M16: 19,833,835 km (0.075 R)
• M17: 21,473,428 km (0.069 R)
• M18: 23,577,073 km (0.098 R)
• M19: 24,727,630 km (0.045 R)
• M20: 26,116,946 km (0.09 R)
• M21: 29,487,236 km (0.091 R)
• M22: 30,373,155 km (0.087 R)
• M23: 32,431,173 km (0.113 R)
• M24: 33,853,849 km (0.087 R)
• M25: 36,951,123 km (0.099 R)
• M26: 39,561,307 km (0.112 R)
• M27: 42,993,979 km (0.08 R)
• M28: 44,565,505 km (0.116 R)
• M29: 48,126,832 km (0.084 R)
• M30: 53,327,452 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.2

Radius: 4.5

Gravity: 48.01 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.81 AU - 18.75 AU

Year: 20801 Days

Day: 16.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,775,725 km

• M1: 56,698 km (0.113 R)
• M2: 593,604 km (0.033 R)
• M3: 800,648 km (0.076 R)
• M4: 1,041,949 km (0.069 R)
• M5: 1,961,078 km (0.108 R)
• M6: 2,544,809 km (0.104 R)
• M7: 3,503,732 km (0.119 R)
• M8: 3,881,766 km (0.101 R)
• M9: 5,380,437 km (0.088 R)
• M10: 7,030,352 km (0.105 R)
• M11: 7,326,406 km (0.046 R)
• M12: 7,890,689 km (0.063 R)
• M13: 8,049,413 km (0.098 R)
• M14: 8,264,534 km (0.119 R)
• M15: 11,555,688 km (0.074 R)
• M16: 16,732,372 km (0.045 R)
• M17: 19,003,418 km (0.07 R)
• M18: 19,384,892 km (0.05 R)
• M19: 20,559,983 km (0.087 R)
• M20: 21,063,380 km (0.083 R)
• M21: 22,410,509 km (0.043 R)
• M22: 27,395,260 km (0.081 R)
• M23: 29,250,273 km (0.032 R)
• M24: 33,622,570 km (0.064 R)
• M25: 40,259,181 km (0.076 R)
• M26: 44,465,125 km (0.064 R)
• M27: 53,736,902 km (0.119 R)
• M28: 55,462,214 km (0.114 R)
• M29: 56,240,871 km (0.112 R)
• M30: 57,026,559 km (0.029 R)
• M31: 57,224,178 km (0.11 R)
• M32: 63,790,776 km (0.085 R)
• M33: 71,988,440 km (0.075 R)
• M34: 72,219,270 km (0.108 R)
• M35: 73,147,375 km (0.079 R)
• M36: 73,614,419 km (0.11 R)
• M37: 75,264,634 km (0.117 R)
• M38: 80,860,491 km (0.095 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 16,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit