🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.74 AU - 0.84 AU

Year: 266 Days

Day: 33.8 Hours

Environment

Temp: 71 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,497,208 km

• M1: 64,925 km (0.103 R)
• M2: 129,402 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.77 AU - 1.19 AU

Year: 367 Days

Day: 13 Hours

Environment

Temp: 8 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,497,208 km

• M1: 496,964 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.03 AU - 1.69 AU

Year: 601 Days

Day: 17.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,497,208 km

• M1: 416,181 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.33 AU - 3.17 AU

Year: 1727 Days

Day: 26.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 54.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 8.5

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.99 AU - 6.07 AU

Year: 4925 Days

Day: 11 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,497,208 km

• M1: 105,766 km (0.095 R)
• M2: 427,252 km (0.115 R)
• M3: 870,061 km (0.055 R)
• M4: 1,362,986 km (0.075 R)
• M5: 1,690,905 km (0.074 R)
• M6: 1,980,676 km (0.079 R)
• M7: 2,741,231 km (0.107 R)
• M8: 3,605,757 km (0.116 R)
• M9: 4,090,754 km (0.094 R)
• M10: 4,393,241 km (0.09 R)
• M11: 5,265,695 km (0.076 R)
• M12: 7,413,023 km (0.077 R)
• M13: 9,145,367 km (0.079 R)
• M14: 11,048,850 km (0.096 R)
• M15: 11,637,966 km (0.116 R)
• M16: 13,914,098 km (0.079 R)
• M17: 14,205,814 km (0.059 R)
• M18: 15,362,205 km (0.107 R)
• M19: 16,256,202 km (0.107 R)
• M20: 18,672,357 km (0.052 R)
• M21: 19,751,257 km (0.026 R)
• M22: 20,306,116 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.8

Radius: 9.7

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.12 AU - 8.7 AU

Year: 7640 Days

Day: 11.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,497,208 km

• M1: 122,072 km (0.12 R)
• M2: 478,115 km (0.101 R)
• M3: 1,029,832 km (0.105 R)
• M4: 1,439,132 km (0.054 R)
• M5: 1,908,270 km (0.082 R)
• M6: 2,275,832 km (0.093 R)
• M7: 2,611,680 km (0.094 R)
• M8: 2,980,738 km (0.047 R)
• M9: 4,302,435 km (0.055 R)
• M10: 4,970,688 km (0.054 R)
• M11: 5,378,193 km (0.07 R)
• M12: 6,118,553 km (0.052 R)
• M13: 7,196,555 km (0.107 R)
• M14: 8,266,629 km (0.039 R)
• M15: 8,794,859 km (0.067 R)
• M16: 10,115,060 km (0.09 R)
• M17: 11,294,789 km (0.059 R)
• M18: 13,026,833 km (0.119 R)
• M19: 14,296,321 km (0.094 R)
• M20: 14,610,476 km (0.093 R)
• M21: 17,009,727 km (0.119 R)
• M22: 18,009,938 km (0.096 R)
• M23: 18,748,054 km (0.099 R)
• M24: 22,489,945 km (0.078 R)
• M25: 22,829,832 km (0.054 R)
• M26: 26,324,737 km (0.111 R)
• M27: 29,547,973 km (0.109 R)
• M28: 30,058,251 km (0.043 R)
• M29: 33,244,237 km (0.115 R)
• M30: 36,298,278 km (0.081 R)
• M31: 36,648,786 km (0.095 R)
• M32: 42,052,111 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.8

Radius: 7.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 13.87 AU - 16.79 AU

Year: 22733 Days

Day: 24.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,497,208 km

• M1: 96,939 km (0.111 R)
• M2: 500,405 km (0.115 R)
• M3: 1,064,239 km (0.068 R)
• M4: 2,469,562 km (0.118 R)
• M5: 3,153,374 km (0.117 R)
• M6: 3,791,708 km (0.075 R)
• M7: 4,452,481 km (0.117 R)
• M8: 5,566,686 km (0.077 R)
• M9: 6,001,119 km (0.109 R)
• M10: 6,937,900 km (0.117 R)
• M11: 7,441,297 km (0.115 R)
• M12: 8,059,136 km (0.082 R)
• M13: 9,960,974 km (0.04 R)
• M14: 10,224,715 km (0.116 R)
• M15: 12,444,748 km (0.053 R)
• M16: 14,694,550 km (0.113 R)
• M17: 15,951,023 km (0.11 R)
• M18: 16,312,451 km (0.11 R)
• M19: 17,051,614 km (0.099 R)
• M20: 20,999,801 km (0.072 R)
• M21: 21,874,201 km (0.093 R)
• M22: 25,126,458 km (0.092 R)
• M23: 29,437,869 km (0.07 R)
• M24: 30,532,626 km (0.047 R)
• M25: 34,098,591 km (0.075 R)
• M26: 37,169,237 km (0.082 R)
• M27: 40,956,456 km (0.059 R)
• M28: 52,085,790 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 17,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit