🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.53 AU - 0.77 AU

Year: 338 Days

Day: 15.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.1

Radius: 12

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.02 AU - 1.58 AU

Year: 957 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,177,179 km

• M1: 149,299 km (0.098 R)
• M2: 527,033 km (0.113 R)
• M3: 1,617,452 km (0.112 R)
• M4: 2,181,436 km (0.071 R)
• M5: 3,171,176 km (0.115 R)
• M6: 3,768,370 km (0.052 R)
• M7: 4,388,902 km (0.116 R)
• M8: 5,456,433 km (0.067 R)
• M9: 6,915,910 km (0.107 R)
• M10: 8,177,169 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 10.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.17 AU - 2.75 AU

Year: 2491 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,177,179 km

• M1: 130,599 km (0.087 R)
• M2: 714,479 km (0.081 R)
• M3: 1,770,341 km (0.081 R)
• M4: 2,527,456 km (0.118 R)
• M5: 2,988,367 km (0.071 R)
• M6: 4,470,882 km (0.081 R)
• M7: 4,908,157 km (0.098 R)
• M8: 5,512,083 km (0.103 R)
• M9: 5,892,959 km (0.118 R)
• M10: 6,523,365 km (0.118 R)
• M11: 7,480,791 km (0.081 R)
• M12: 8,008,273 km (0.088 R)
• M13: 9,105,424 km (0.037 R)
• M14: 10,769,102 km (0.11 R)
• M15: 11,634,226 km (0.109 R)
• M16: 15,283,666 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 11.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.39 AU - 3.97 AU

Year: 3661 Days

Day: 6.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,177,179 km

• M1: 138,079 km (0.113 R)
• M2: 676,332 km (0.107 R)
• M3: 1,300,903 km (0.084 R)
• M4: 1,697,337 km (0.097 R)
• M5: 3,013,051 km (0.05 R)
• M6: 4,897,236 km (0.103 R)
• M7: 5,562,348 km (0.079 R)
• M8: 6,625,540 km (0.088 R)
• M9: 7,793,600 km (0.115 R)
• M10: 8,318,988 km (0.091 R)
• M11: 8,895,987 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.1

Radius: 7.5

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.97 AU - 9.07 AU

Year: 14665 Days

Day: 21.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,177,179 km

• M1: 93,349 km (0.115 R)
• M2: 332,107 km (0.074 R)
• M3: 972,237 km (0.046 R)
• M4: 1,678,039 km (0.056 R)
• M5: 2,647,733 km (0.115 R)
• M6: 3,376,723 km (0.098 R)
• M7: 3,727,381 km (0.054 R)
• M8: 4,050,811 km (0.07 R)
• M9: 5,045,338 km (0.104 R)
• M10: 5,348,423 km (0.079 R)
• M11: 5,858,701 km (0.08 R)
• M12: 6,612,824 km (0.085 R)
• M13: 7,013,298 km (0.097 R)
• M14: 11,482,833 km (0.087 R)
• M15: 11,955,114 km (0.081 R)
• M16: 13,565,535 km (0.05 R)
• M17: 15,190,168 km (0.108 R)
• M18: 18,108,972 km (0.103 R)
• M19: 25,822,537 km (0.072 R)
• M20: 26,270,732 km (0.08 R)
• M21: 30,541,303 km (0.114 R)
• M22: 37,608,456 km (0.093 R)
• M23: 38,766,194 km (0.111 R)
• M24: 39,472,296 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.2

Radius: 7.1

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.44 AU - 10.22 AU

Year: 16942 Days

Day: 16.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,177,179 km

• M1: 88,263 km (0.086 R)
• M2: 449,242 km (0.101 R)
• M3: 779,704 km (0.113 R)
• M4: 1,120,338 km (0.12 R)
• M5: 1,346,082 km (0.111 R)
• M6: 2,196,994 km (0.086 R)
• M7: 2,555,431 km (0.111 R)
• M8: 3,264,226 km (0.085 R)
• M9: 3,869,798 km (0.12 R)
• M10: 4,485,842 km (0.048 R)
• M11: 6,487,162 km (0.118 R)
• M12: 7,839,078 km (0.097 R)
• M13: 9,369,315 km (0.089 R)
• M14: 9,938,385 km (0.108 R)
• M15: 10,312,380 km (0.041 R)
• M16: 13,980,071 km (0.112 R)
• M17: 19,409,426 km (0.11 R)
• M18: 20,676,371 km (0.113 R)
• M19: 23,940,596 km (0.119 R)
• M20: 24,516,099 km (0.104 R)
• M21: 24,904,904 km (0.082 R)
• M22: 27,428,470 km (0.025 R)
• M23: 28,590,995 km (0.118 R)
• M24: 29,130,146 km (0.117 R)
• M25: 30,228,643 km (0.091 R)
• M26: 50,178,866 km (0.079 R)
• M27: 56,177,142 km (0.115 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: 308 - 11,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit