🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.73 AU - 1.05 AU

Year: 320 Days

Day: 39.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.92 AU - 1.26 AU

Year: 433 Days

Day: 23 Hours

Environment

Temp: 11 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.07 AU - 1.35 AU

Year: 507 Days

Day: 18.6 Hours

Environment

Temp: -31 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.6

Radius: 9.5

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.32 AU - 5.48 AU

Year: 3515 Days

Day: 6.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,200,824 km

• M1: 119,230 km (0.103 R)
• M2: 466,147 km (0.1 R)
• M3: 935,884 km (0.026 R)
• M4: 1,522,906 km (0.059 R)
• M5: 2,005,509 km (0.067 R)
• M6: 2,497,985 km (0.058 R)
• M7: 3,534,698 km (0.113 R)
• M8: 5,024,544 km (0.032 R)
• M9: 9,813,321 km (0.11 R)
• M10: 12,918,075 km (0.077 R)
• M11: 14,766,507 km (0.075 R)
• M12: 16,677,171 km (0.073 R)
• M13: 18,631,068 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.7

Radius: 12.7

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.18 AU - 5.46 AU

Year: 4673 Days

Day: 10.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,200,824 km

• M1: 160,818 km (0.065 R)
• M2: 591,211 km (0.063 R)
• M3: 1,095,056 km (0.09 R)
• M4: 1,534,126 km (0.107 R)
• M5: 2,436,650 km (0.083 R)
• M6: 2,890,081 km (0.074 R)
• M7: 3,500,889 km (0.119 R)
• M8: 5,008,537 km (0.08 R)
• M9: 5,438,631 km (0.046 R)
• M10: 6,040,762 km (0.031 R)
• M11: 6,912,469 km (0.076 R)
• M12: 8,449,737 km (0.12 R)
• M13: 10,766,110 km (0.115 R)
• M14: 12,382,515 km (0.069 R)
• M15: 13,122,725 km (0.08 R)
• M16: 13,840,047 km (0.072 R)
• M17: 14,800,465 km (0.103 R)
• M18: 15,577,776 km (0.066 R)
• M19: 15,976,454 km (0.091 R)
• M20: 17,701,766 km (0.1 R)
• M21: 21,449,642 km (0.079 R)
• M22: 23,028,049 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.9

Radius: 8.5

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.76 AU - 8.38 AU

Year: 7931 Days

Day: 6.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,200,824 km

• M1: 106,663 km (0.057 R)
• M2: 505,192 km (0.082 R)
• M3: 1,244,355 km (0.069 R)
• M4: 1,564,495 km (0.088 R)
• M5: 2,934,063 km (0.042 R)
• M6: 3,256,746 km (0.098 R)
• M7: 4,343,125 km (0.073 R)
• M8: 6,330,084 km (0.086 R)
• M9: 7,326,705 km (0.115 R)
• M10: 7,842,220 km (0.087 R)
• M11: 8,129,747 km (0.072 R)
• M12: 8,552,660 km (0.11 R)
• M13: 10,005,704 km (0.089 R)
• M14: 10,790,794 km (0.059 R)
• M15: 11,146,837 km (0.117 R)
• M16: 20,179,257 km (0.116 R)
• M17: 22,815,321 km (0.105 R)
• M18: 25,314,054 km (0.061 R)
• M19: 27,421,439 km (0.116 R)
• M20: 29,642,968 km (0.04 R)
• M21: 30,645,273 km (0.093 R)
• M22: 33,036,147 km (0.111 R)
• M23: 33,679,717 km (0.082 R)
• M24: 34,331,664 km (0.114 R)
• M25: 38,538,955 km (0.078 R)
• M26: 40,460,240 km (0.075 R)
• M27: 41,073,591 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.7

Radius: 4.5

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 14.9 AU - 19.78 AU

Year: 27496 Days

Day: 23.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,200,824 km

• M1: 56,847 km (0.03 R)
• M2: 651,948 km (0.113 R)
• M3: 1,454,091 km (0.099 R)
• M4: 2,012,241 km (0.066 R)
• M5: 4,072,952 km (0.059 R)
• M6: 5,701,025 km (0.066 R)
• M7: 7,186,083 km (0.058 R)
• M8: 7,718,502 km (0.049 R)
• M9: 8,276,652 km (0.092 R)
• M10: 8,712,580 km (0.112 R)
• M11: 8,861,280 km (0.119 R)
• M12: 9,112,904 km (0.025 R)
• M13: 10,221,723 km (0.079 R)
• M14: 10,387,179 km (0.101 R)
• M15: 11,358,667 km (0.076 R)
• M16: 12,080,028 km (0.116 R)
• M17: 13,023,841 km (0.084 R)
• M18: 16,600,277 km (0.073 R)
• M19: 16,905,756 km (0.05 R)
• M20: 19,233,200 km (0.07 R)
• M21: 22,594,814 km (0.069 R)
• M22: 22,781,811 km (0.054 R)
• M23: 24,709,529 km (0.114 R)
• M24: 25,207,840 km (0.056 R)
• M25: 25,409,049 km (0.113 R)
• M26: 27,800,670 km (0.109 R)
• M27: 29,773,866 km (0.084 R)
• M28: 37,152,930 km (0.096 R)
• M29: 40,636,915 km (0.075 R)
• M30: 41,052,498 km (0.11 R)
• M31: 43,605,236 km (0.051 R)
• M32: 44,772,848 km (0.105 R)
• M33: 52,383,490 km (0.071 R)
• M34: 53,205,380 km (0.078 R)
• M35: 53,702,644 km (0.111 R)
• M36: 54,035,948 km (0.097 R)
• M37: 57,270,403 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 15,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit