🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.47 AU - 0.61 AU

Year: 260 Days

Day: 12.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.46 AU - 0.72 AU

Year: 297 Days

Day: 26.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.48 AU - 0.78 AU

Year: 328 Days

Day: 22.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,201,003 km

• M1: 857,495 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.8

Radius: 11.6

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.64 AU - 0.92 AU

Year: 452 Days

Day: 10.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,201,003 km

• M1: 144,212 km (0.113 R)
• M2: 550,221 km (0.076 R)
• M3: 1,736,981 km (0.092 R)
• M4: 2,107,684 km (0.113 R)
• M5: 2,551,840 km (0.112 R)
• M6: 3,282,028 km (0.03 R)
• M7: 4,203,551 km (0.082 R)
• M8: 4,587,120 km (0.097 R)
• M9: 4,994,175 km (0.116 R)
• M10: 5,391,208 km (0.112 R)
• M11: 6,044,951 km (0.069 R)
• M12: 6,574,228 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 14.7

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.84 AU - 1.04 AU

Year: 598 Days

Day: 5.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,201,003 km

• M1: 183,257 km (0.085 R)
• M2: 855,999 km (0.117 R)
• M3: 1,485,208 km (0.117 R)
• M4: 3,013,350 km (0.119 R)
• M5: 3,865,609 km (0.115 R)
• M6: 4,800,446 km (0.092 R)
• M7: 5,329,873 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.6

Radius: 10.5

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.28 AU - 1.8 AU

Year: 1254 Days

Day: 9.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,201,003 km

• M1: 130,599 km (0.063 R)
• M2: 607,068 km (0.049 R)
• M3: 1,325,736 km (0.03 R)
• M4: 2,044,853 km (0.119 R)
• M5: 2,392,369 km (0.099 R)
• M6: 3,017,838 km (0.09 R)
• M7: 3,695,217 km (0.077 R)
• M8: 5,180,574 km (0.092 R)
• M9: 6,286,402 km (0.112 R)
• M10: 6,782,618 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.1

Radius: 14

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.35 AU - 2.75 AU

Year: 2671 Days

Day: 12.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,201,003 km

• M1: 178,620 km (0.114 R)
• M2: 651,200 km (0.113 R)
• M3: 1,833,621 km (0.041 R)
• M4: 2,471,656 km (0.09 R)
• M5: 4,943,910 km (0.108 R)
• M6: 6,764,816 km (0.114 R)
• M7: 8,644,962 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.8

Radius: 5.6

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.87 AU - 7.53 AU

Year: 10127 Days

Day: 18.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,201,003 km

• M1: 76,594 km (0.045 R)
• M2: 337,642 km (0.113 R)
• M3: 523,144 km (0.084 R)
• M4: 1,066,034 km (0.096 R)
• M5: 2,035,279 km (0.074 R)
• M6: 2,349,435 km (0.069 R)
• M7: 2,601,058 km (0.118 R)
• M8: 2,930,921 km (0.057 R)
• M9: 3,841,524 km (0.116 R)
• M10: 4,870,009 km (0.068 R)
• M11: 7,229,766 km (0.08 R)
• M12: 7,455,509 km (0.073 R)
• M13: 8,364,615 km (0.11 R)
• M14: 8,613,397 km (0.067 R)
• M15: 9,434,091 km (0.104 R)
• M16: 10,258,524 km (0.116 R)
• M17: 11,229,863 km (0.095 R)
• M18: 13,410,103 km (0.059 R)
• M19: 15,731,413 km (0.088 R)
• M20: 19,368,885 km (0.099 R)
• M21: 20,025,171 km (0.103 R)
• M22: 32,635,972 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.1

Radius: 3.7

Gravity: 65.16 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.87 AU - 9.09 AU

Year: 16200 Days

Day: 20.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,201,003 km

• M1: 46,076 km (0.098 R)
• M2: 186,997 km (0.074 R)
• M3: 426,055 km (0.111 R)
• M4: 658,530 km (0.106 R)
• M5: 970,591 km (0.118 R)
• M6: 1,187,059 km (0.09 R)
• M7: 1,769,593 km (0.08 R)
• M8: 1,898,397 km (0.037 R)
• M9: 2,033,484 km (0.119 R)
• M10: 3,113,281 km (0.108 R)
• M11: 3,790,511 km (0.03 R)
• M12: 4,293,309 km (0.108 R)
• M13: 4,982,656 km (0.094 R)
• M14: 8,483,097 km (0.055 R)
• M15: 10,427,570 km (0.068 R)
• M16: 12,314,598 km (0.109 R)
• M17: 12,515,059 km (0.12 R)
• M18: 13,479,067 km (0.104 R)
• M19: 13,620,737 km (0.082 R)
• M20: 18,521,114 km (0.092 R)
• M21: 19,228,263 km (0.12 R)
• M22: 20,790,214 km (0.088 R)
• M23: 22,633,859 km (0.054 R)
• M24: 27,202,727 km (0.089 R)
• M25: 29,881,576 km (0.101 R)
• M26: 33,893,791 km (0.12 R)
• M27: 34,683,967 km (0.099 R)
• M28: 40,562,116 km (0.045 R)
• M29: 41,452,672 km (0.055 R)
• M30: 41,602,270 km (0.071 R)
• M31: 43,735,536 km (0.113 R)
• M32: 44,986,772 km (0.104 R)
• M33: 53,351,537 km (0.084 R)
• M34: 54,959,415 km (0.092 R)
• M35: 56,783,612 km (0.077 R)
• M36: 57,153,268 km (0.091 R)
• M37: 58,836,543 km (0.118 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: 348 - 18,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit