🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.7 AU

Year: 266 Days

Day: 37.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 138 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411

Radius: 11.3

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.67 AU - 0.77 AU

Year: 388 Days

Day: 6.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 116.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,153,606 km

• M1: 140,472 km (0.036 R)
• M2: 500,554 km (0.087 R)
• M3: 852,558 km (0.119 R)
• M4: 1,630,617 km (0.097 R)
• M5: 2,815,133 km (0.109 R)
• M6: 3,473,363 km (0.09 R)
• M7: 4,093,895 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.1

Radius: 14.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.7 AU - 0.92 AU

Year: 464 Days

Day: 14 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,153,606 km

• M1: 177,872 km (0.075 R)
• M2: 630,705 km (0.043 R)
• M3: 1,249,441 km (0.05 R)
• M4: 2,141,344 km (0.12 R)
• M5: 2,767,561 km (0.092 R)
• M6: 3,451,672 km (0.12 R)
• M7: 4,497,660 km (0.094 R)
• M8: 5,078,848 km (0.084 R)
• M9: 6,431,362 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.6

Radius: 12.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.84 AU - 1.06 AU

Year: 589 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,153,606 km

• M1: 154,834 km (0.111 R)
• M2: 777,011 km (0.086 R)
• M3: 1,197,381 km (0.104 R)
• M4: 1,720,076 km (0.096 R)
• M5: 2,924,190 km (0.097 R)
• M6: 3,545,619 km (0.117 R)
• M7: 4,489,881 km (0.096 R)
• M8: 4,956,776 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.9

Radius: 12.7

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.94 AU - 1.26 AU

Year: 734 Days

Day: 8.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,153,606 km

• M1: 157,975 km (0.108 R)
• M2: 605,572 km (0.041 R)
• M3: 1,140,534 km (0.087 R)
• M4: 1,643,482 km (0.044 R)
• M5: 2,367,087 km (0.096 R)
• M6: 2,964,282 km (0.031 R)
• M7: 3,571,799 km (0.077 R)
• M8: 4,126,358 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.3

Radius: 11.8

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.36 AU - 1.42 AU

Year: 1042 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 96 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,153,606 km

• M1: 146,905 km (0.076 R)
• M2: 754,272 km (0.113 R)
• M3: 1,130,362 km (0.106 R)
• M4: 1,591,721 km (0.105 R)
• M5: 2,197,294 km (0.087 R)
• M6: 3,346,355 km (0.104 R)
• M7: 3,776,299 km (0.09 R)
• M8: 4,243,044 km (0.111 R)
• M9: 5,056,857 km (0.103 R)
• M10: 5,861,095 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 8.5

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.45 AU - 2.05 AU

Year: 1472 Days

Day: 6.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,153,606 km

• M1: 105,766 km (0.074 R)
• M2: 427,700 km (0.053 R)
• M3: 816,954 km (0.115 R)
• M4: 1,393,953 km (0.106 R)
• M5: 1,719,179 km (0.119 R)
• M6: 2,339,112 km (0.04 R)
• M7: 2,615,420 km (0.079 R)
• M8: 2,913,568 km (0.119 R)
• M9: 3,435,066 km (0.067 R)
• M10: 3,965,092 km (0.081 R)
• M11: 4,567,672 km (0.081 R)
• M12: 4,981,908 km (0.116 R)
• M13: 5,840,600 km (0.079 R)
• M14: 6,234,192 km (0.057 R)
• M15: 6,946,278 km (0.086 R)
• M16: 8,887,909 km (0.052 R)
• M17: 9,885,876 km (0.098 R)
• M18: 11,448,875 km (0.057 R)
• M19: 12,140,166 km (0.059 R)
• M20: 12,439,512 km (0.025 R)
• M21: 12,705,347 km (0.073 R)
• M22: 13,013,968 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.8

Radius: 12.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.48 AU - 5.56 AU

Year: 6110 Days

Day: 12.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,153,606 km

• M1: 158,424 km (0.029 R)
• M2: 582,983 km (0.055 R)
• M3: 1,060,200 km (0.107 R)
• M4: 1,580,801 km (0.068 R)
• M5: 2,049,042 km (0.072 R)
• M6: 2,593,129 km (0.11 R)
• M7: 3,352,339 km (0.086 R)
• M8: 3,818,186 km (0.089 R)
• M9: 4,674,335 km (0.11 R)
• M10: 6,224,917 km (0.12 R)
• M11: 10,490,551 km (0.084 R)
• M12: 11,874,780 km (0.093 R)
• M13: 12,964,750 km (0.081 R)
• M14: 13,692,544 km (0.094 R)
• M15: 14,447,265 km (0.092 R)
• M16: 16,336,237 km (0.11 R)
• M17: 16,757,205 km (0.045 R)
• M18: 18,000,065 km (0.077 R)
• M19: 19,978,347 km (0.1 R)
• M20: 24,519,390 km (0.114 R)
• M21: 28,303,319 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 10,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit