🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.56 AU - 0.58 AU

Year: 160 Days

Day: 41.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.74 AU - 0.76 AU

Year: 242 Days

Day: 35 Hours

Environment

Temp: 115 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.92 AU - 1 AU

Year: 351 Days

Day: 29.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 11.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.45 AU - 7.03 AU

Year: 5811 Days

Day: 11.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,046,915 km

• M1: 143,016 km (0.103 R)
• M2: 582,983 km (0.032 R)
• M3: 1,213,388 km (0.083 R)
• M4: 1,660,387 km (0.098 R)
• M5: 2,594,625 km (0.043 R)
• M6: 3,548,461 km (0.057 R)
• M7: 3,970,776 km (0.077 R)
• M8: 5,383,579 km (0.117 R)
• M9: 5,752,786 km (0.118 R)
• M10: 7,402,103 km (0.082 R)
• M11: 9,086,724 km (0.109 R)
• M12: 9,746,301 km (0.081 R)
• M13: 10,249,997 km (0.03 R)
• M14: 11,917,714 km (0.091 R)
• M15: 13,477,422 km (0.062 R)
• M16: 14,748,405 km (0.104 R)
• M17: 15,971,667 km (0.096 R)
• M18: 21,165,406 km (0.092 R)
• M19: 22,324,490 km (0.099 R)
• M20: 22,959,683 km (0.068 R)
• M21: 25,107,759 km (0.096 R)
• M22: 25,794,712 km (0.075 R)
• M23: 26,494,381 km (0.11 R)
• M24: 28,298,532 km (0.099 R)
• M25: 28,855,484 km (0.043 R)
• M26: 30,862,490 km (0.112 R)
• M27: 31,452,504 km (0.116 R)
• M28: 34,097,095 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.4

Radius: 12.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.02 AU - 7.06 AU

Year: 6963 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,046,915 km

• M1: 153,188 km (0.114 R)
• M2: 778,807 km (0.117 R)
• M3: 1,344,885 km (0.047 R)
• M4: 2,611,979 km (0.119 R)
• M5: 3,393,777 km (0.104 R)
• M6: 3,981,697 km (0.103 R)
• M7: 5,046,535 km (0.102 R)
• M8: 5,845,836 km (0.041 R)
• M9: 8,116,732 km (0.086 R)
• M10: 10,270,642 km (0.091 R)
• M11: 10,828,193 km (0.109 R)
• M12: 12,208,383 km (0.115 R)
• M13: 12,728,684 km (0.092 R)
• M14: 13,318,100 km (0.077 R)
• M15: 15,315,381 km (0.094 R)
• M16: 16,859,231 km (0.038 R)
• M17: 17,636,243 km (0.089 R)
• M18: 19,122,497 km (0.111 R)
• M19: 19,683,041 km (0.119 R)
• M20: 24,162,599 km (0.104 R)
• M21: 26,768,893 km (0.077 R)
• M22: 28,275,045 km (0.047 R)
• M23: 29,003,138 km (0.067 R)
• M24: 30,118,689 km (0.114 R)
• M25: 31,845,198 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.7

Radius: 3.2

Gravity: 41.08 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 11 AU - 15.66 AU

Year: 18143 Days

Day: 18.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,046,915 km

• M1: 42,935 km (0.042 R)
• M2: 166,802 km (0.053 R)
• M3: 353,350 km (0.084 R)
• M4: 584,778 km (0.065 R)
• M5: 1,129,165 km (0.115 R)
• M6: 2,296,477 km (0.046 R)
• M7: 2,842,210 km (0.051 R)
• M8: 4,821,839 km (0.093 R)
• M9: 5,234,429 km (0.076 R)
• M10: 5,820,704 km (0.099 R)
• M11: 7,165,588 km (0.094 R)
• M12: 7,979,999 km (0.047 R)
• M13: 8,804,134 km (0.112 R)
• M14: 11,494,352 km (0.101 R)
• M15: 13,122,426 km (0.087 R)
• M16: 17,373,848 km (0.068 R)
• M17: 25,591,857 km (0.111 R)
• M18: 26,106,324 km (0.06 R)
• M19: 42,165,057 km (0.12 R)
• M20: 48,600,907 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.4

Radius: 3.8

Gravity: 21.15 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 11.29 AU - 17.61 AU

Year: 20477 Days

Day: 23.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,046,915 km

• M1: 90,208 km (0.061 R)
• M2: 491,429 km (0.114 R)
• M3: 1,247,646 km (0.116 R)
• M4: 1,486,255 km (0.029 R)
• M5: 2,512,347 km (0.12 R)
• M6: 3,233,857 km (0.118 R)
• M7: 3,414,123 km (0.116 R)
• M8: 4,449,789 km (0.035 R)
• M9: 6,172,707 km (0.115 R)
• M10: 8,487,435 km (0.083 R)
• M11: 9,441,122 km (0.12 R)
• M12: 10,297,869 km (0.083 R)
• M13: 10,688,618 km (0.066 R)
• M14: 11,919,809 km (0.092 R)
• M15: 13,972,890 km (0.081 R)
• M16: 20,197,508 km (0.07 R)
• M17: 21,522,795 km (0.064 R)
• M18: 22,068,827 km (0.113 R)
• M19: 23,761,976 km (0.08 R)
• M20: 25,338,139 km (0.115 R)
• M21: 29,468,985 km (0.079 R)
• M22: 33,297,045 km (0.1 R)
• M23: 35,392,612 km (0.087 R)
• M24: 39,572,377 km (0.03 R)
• M25: 42,062,134 km (0.068 R)
• M26: 45,690,630 km (0.094 R)
• M27: 52,737,289 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 19,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit