🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.4 AU - 0.66 AU

Year: 163 Days

Day: 38 Hours

Environment

Temp: 138 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.8 AU - 0.9 AU

Year: 331 Days

Day: 41 Hours

Environment

Temp: -33 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.72 AU - 2.04 AU

Year: 1087 Days

Day: 17.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.3

Radius: 10.8

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.25 AU - 5.07 AU

Year: 4243 Days

Day: 15 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,506,878 km

• M1: 134,339 km (0.062 R)
• M2: 568,771 km (0.102 R)
• M3: 1,112,260 km (0.114 R)
• M4: 2,544,510 km (0.027 R)
• M5: 3,092,038 km (0.111 R)
• M6: 3,652,731 km (0.104 R)
• M7: 4,048,268 km (0.081 R)
• M8: 4,720,710 km (0.088 R)
• M9: 5,137,340 km (0.064 R)
• M10: 6,135,308 km (0.057 R)
• M11: 8,512,119 km (0.033 R)
• M12: 9,905,773 km (0.043 R)
• M13: 11,171,371 km (0.075 R)
• M14: 12,888,455 km (0.1 R)
• M15: 13,810,127 km (0.061 R)
• M16: 16,247,675 km (0.119 R)
• M17: 17,261,799 km (0.11 R)
• M18: 19,548,403 km (0.036 R)
• M19: 24,869,449 km (0.106 R)
• M20: 25,576,000 km (0.103 R)
• M21: 27,860,359 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 12.5

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.65 AU - 10.47 AU

Year: 13457 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,506,878 km

• M1: 155,432 km (0.09 R)
• M2: 634,295 km (0.105 R)
• M3: 1,043,146 km (0.042 R)
• M4: 1,574,966 km (0.061 R)
• M5: 3,029,058 km (0.114 R)
• M6: 3,842,122 km (0.112 R)
• M7: 4,285,231 km (0.068 R)
• M8: 5,900,888 km (0.04 R)
• M9: 7,389,387 km (0.117 R)
• M10: 8,078,584 km (0.095 R)
• M11: 8,961,810 km (0.117 R)
• M12: 10,862,451 km (0.112 R)
• M13: 12,000,143 km (0.113 R)
• M14: 12,630,099 km (0.049 R)
• M15: 16,883,466 km (0.088 R)
• M16: 17,755,472 km (0.074 R)
• M17: 19,076,870 km (0.084 R)
• M18: 20,022,777 km (0.098 R)
• M19: 21,545,833 km (0.058 R)
• M20: 22,952,652 km (0.037 R)
• M21: 29,309,065 km (0.119 R)
• M22: 31,269,994 km (0.079 R)
• M23: 33,687,197 km (0.071 R)
• M24: 34,688,006 km (0.102 R)
• M25: 48,925,236 km (0.075 R)
• M26: 54,534,707 km (0.103 R)
• M27: 55,394,147 km (0.084 R)
• M28: 58,384,159 km (0.108 R)
• M29: 60,375,307 km (0.086 R)

Asteroid Belt

Center: 10.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374

Radius: 3.7

Gravity: 27.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.7 AU - 11.44 AU

Year: 14493 Days

Day: 17.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,506,878 km

• M1: 46,076 km (0.119 R)
• M2: 471,532 km (0.108 R)
• M3: 1,346,082 km (0.084 R)
• M4: 2,443,681 km (0.11 R)
• M5: 2,974,006 km (0.051 R)
• M6: 5,217,226 km (0.082 R)
• M7: 5,520,760 km (0.086 R)
• M8: 8,755,215 km (0.104 R)
• M9: 9,675,541 km (0.032 R)
• M10: 9,928,063 km (0.103 R)
• M11: 11,201,589 km (0.116 R)
• M12: 12,284,229 km (0.077 R)
• M13: 14,523,111 km (0.085 R)
• M14: 15,807,708 km (0.053 R)
• M15: 16,370,645 km (0.101 R)
• M16: 19,227,665 km (0.05 R)
• M17: 25,615,195 km (0.072 R)
• M18: 27,887,437 km (0.06 R)
• M19: 36,224,825 km (0.101 R)
• M20: 36,345,999 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.3

Radius: 4.4

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.99 AU - 16.01 AU

Year: 20920 Days

Day: 21.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,506,878 km

• M1: 54,753 km (0.109 R)
• M2: 322,683 km (0.098 R)
• M3: 910,303 km (0.088 R)
• M4: 4,758,858 km (0.039 R)
• M5: 5,063,589 km (0.062 R)
• M6: 7,490,814 km (0.079 R)
• M7: 8,683,109 km (0.11 R)
• M8: 14,657,599 km (0.115 R)
• M9: 16,235,109 km (0.096 R)
• M10: 24,834,144 km (0.117 R)
• M11: 29,225,739 km (0.091 R)
• M12: 31,816,475 km (0.047 R)
• M13: 34,895,349 km (0.107 R)
• M14: 35,122,588 km (0.07 R)
• M15: 38,529,081 km (0.041 R)
• M16: 39,752,941 km (0.081 R)
• M17: 41,382,511 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 14,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit