🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.79 AU - 0.97 AU

Year: 360 Days

Day: 20.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.85 AU - 1.11 AU

Year: 424 Days

Day: 33.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 153.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690

Radius: 9.3

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.95 AU - 3.13 AU

Year: 2314 Days

Day: 6.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,534,672 km

• M1: 115,639 km (0.105 R)
• M2: 502,200 km (0.093 R)
• M3: 983,456 km (0.059 R)
• M4: 1,346,830 km (0.084 R)
• M5: 1,766,302 km (0.09 R)
• M6: 2,219,733 km (0.045 R)
• M7: 2,587,894 km (0.095 R)
• M8: 3,309,703 km (0.109 R)
• M9: 4,944,210 km (0.114 R)
• M10: 5,479,321 km (0.093 R)
• M11: 6,261,269 km (0.119 R)
• M12: 6,665,483 km (0.064 R)
• M13: 8,330,657 km (0.067 R)
• M14: 9,892,758 km (0.078 R)
• M15: 11,441,694 km (0.088 R)
• M16: 13,016,212 km (0.062 R)
• M17: 13,720,518 km (0.084 R)
• M18: 14,173,501 km (0.061 R)
• M19: 15,739,342 km (0.096 R)
• M20: 16,794,007 km (0.062 R)
• M21: 17,155,734 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.4

Radius: 11.8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.45 AU - 5.09 AU

Year: 4548 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,534,672 km

• M1: 147,055 km (0.116 R)
• M2: 635,641 km (0.074 R)
• M3: 2,024,209 km (0.098 R)
• M4: 2,525,362 km (0.073 R)
• M5: 3,280,831 km (0.07 R)
• M6: 4,098,982 km (0.065 R)
• M7: 4,611,953 km (0.115 R)
• M8: 5,387,319 km (0.101 R)
• M9: 6,274,883 km (0.056 R)
• M10: 6,870,282 km (0.088 R)
• M11: 7,754,256 km (0.111 R)
• M12: 9,600,144 km (0.109 R)
• M13: 10,009,594 km (0.098 R)
• M14: 11,849,498 km (0.118 R)
• M15: 12,539,294 km (0.061 R)
• M16: 13,485,350 km (0.089 R)
• M17: 14,237,529 km (0.043 R)
• M18: 15,317,176 km (0.075 R)
• M19: 16,822,729 km (0.096 R)
• M20: 18,311,228 km (0.073 R)
• M21: 18,768,549 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.3

Radius: 14.5

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.04 AU - 9.66 AU

Year: 9602 Days

Day: 5.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,534,672 km

• M1: 180,415 km (0.097 R)
• M2: 1,035,217 km (0.069 R)
• M3: 2,004,761 km (0.117 R)
• M4: 2,510,402 km (0.094 R)
• M5: 3,977,059 km (0.079 R)
• M6: 4,616,141 km (0.118 R)
• M7: 5,088,422 km (0.112 R)
• M8: 5,731,394 km (0.108 R)
• M9: 8,492,522 km (0.106 R)
• M10: 9,676,439 km (0.107 R)
• M11: 13,042,990 km (0.069 R)
• M12: 16,890,198 km (0.047 R)
• M13: 17,597,796 km (0.079 R)
• M14: 19,581,912 km (0.067 R)
• M15: 20,429,085 km (0.085 R)
• M16: 21,711,139 km (0.114 R)
• M17: 25,724,850 km (0.109 R)

Asteroid Belt

Center: 10.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517

Radius: 5.2

Gravity: 19.12 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 10.94 AU - 16.98 AU

Year: 22770 Days

Day: 18.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,534,672 km

• M1: 65,225 km (0.1 R)
• M2: 285,433 km (0.113 R)
• M3: 615,745 km (0.053 R)
• M4: 1,668,764 km (0.098 R)
• M5: 2,185,026 km (0.073 R)
• M6: 5,152,749 km (0.088 R)
• M7: 5,576,560 km (0.069 R)
• M8: 6,276,827 km (0.074 R)
• M9: 7,033,942 km (0.092 R)
• M10: 9,162,870 km (0.045 R)
• M11: 10,985,420 km (0.101 R)
• M12: 12,827,569 km (0.098 R)
• M13: 13,036,407 km (0.079 R)
• M14: 22,359,197 km (0.08 R)
• M15: 22,560,556 km (0.061 R)
• M16: 23,586,049 km (0.062 R)
• M17: 24,216,155 km (0.057 R)
• M18: 26,735,234 km (0.066 R)
• M19: 28,233,756 km (0.103 R)
• M20: 30,031,174 km (0.098 R)
• M21: 31,776,383 km (0.094 R)
• M22: 32,031,148 km (0.098 R)
• M23: 33,985,046 km (0.049 R)
• M24: 36,992,412 km (0.037 R)
• M25: 38,850,417 km (0.118 R)
• M26: 41,372,638 km (0.098 R)
• M27: 45,923,704 km (0.101 R)
• M28: 46,412,739 km (0.115 R)
• M29: 49,249,564 km (0.118 R)
• M30: 57,312,440 km (0.098 R)
• M31: 64,566,591 km (0.11 R)
• M32: 67,463,703 km (0.099 R)
• M33: 72,409,109 km (0.097 R)
• M34: 73,071,529 km (0.073 R)
• M35: 75,082,723 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 11,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit