🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.78 AU - 1.8 AU

Year: 902 Days

Day: 16.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.13 AU - 2.23 AU

Year: 1213 Days

Day: 28.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 101.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.83 AU - 2.83 AU

Year: 1340 Days

Day: 22.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.52 AU - 3.86 AU

Year: 2670 Days

Day: 21.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 178.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.5

Radius: 15

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.65 AU - 7.97 AU

Year: 6695 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 28,088,194 km

• M1: 189,989 km (0.117 R)
• M2: 466,596 km (0.117 R)
• M3: 594,801 km (0.083 R)
• M4: 805,435 km (0.112 R)
• M5: 989,291 km (0.096 R)
• M6: 1,211,593 km (0.055 R)
• M7: 1,603,091 km (0.068 R)
• M8: 2,020,469 km (0.044 R)
• M9: 2,220,332 km (0.106 R)
• M10: 2,427,076 km (0.074 R)
• M11: 2,578,918 km (0.115 R)
• M12: 3,102,361 km (0.077 R)
• M13: 3,368,346 km (0.096 R)
• M14: 3,555,642 km (0.116 R)
• M15: 4,321,134 km (0.078 R)
• M16: 4,432,136 km (0.111 R)
• M17: 4,656,832 km (0.045 R)
• M18: 4,770,676 km (0.114 R)
• M19: 4,943,162 km (0.066 R)
• M20: 5,098,295 km (0.093 R)
• M21: 5,775,525 km (0.025 R)
• M22: 5,898,195 km (0.03 R)
• M23: 6,715,897 km (0.112 R)
• M24: 6,996,393 km (0.062 R)
• M25: 7,435,613 km (0.071 R)
• M26: 8,203,050 km (0.055 R)
• M27: 8,318,090 km (0.107 R)
• M28: 8,760,152 km (0.095 R)
• M29: 8,948,496 km (0.04 R)
• M30: 9,209,843 km (0.1 R)
• M31: 9,521,904 km (0.109 R)
• M32: 9,667,164 km (0.056 R)
• M33: 9,764,403 km (0.091 R)
• M34: 9,886,474 km (0.082 R)
• M35: 9,984,461 km (0.054 R)
• M36: 10,280,366 km (0.081 R)
• M37: 10,429,365 km (0.101 R)
• M38: 11,108,988 km (0.114 R)
• M39: 11,313,189 km (0.097 R)
• M40: 11,518,587 km (0.108 R)
• M41: 12,247,278 km (0.085 R)
• M42: 12,379,074 km (0.097 R)
• M43: 14,355,412 km (0.102 R)
• M44: 14,522,213 km (0.106 R)
• M45: 15,111,180 km (0.053 R)
• M46: 15,508,063 km (0.047 R)
• M47: 15,707,926 km (0.094 R)
• M48: 15,994,705 km (0.048 R)
• M49: 16,254,407 km (0.1 R)
• M50: 16,515,605 km (0.078 R)
• M51: 16,924,456 km (0.036 R)
• M52: 17,189,244 km (0.12 R)
• M53: 17,366,368 km (0.097 R)
• M54: 17,931,549 km (0.06 R)
• M55: 18,321,850 km (0.1 R)
• M56: 19,324,903 km (0.046 R)
• M57: 19,786,862 km (0.085 R)
• M58: 20,721,549 km (0.118 R)
• M59: 20,815,796 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.9

Radius: 12.2

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 11.07 AU - 12.17 AU

Year: 14922 Days

Day: 12.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 28,088,194 km

• M1: 198,068 km (0.083 R)
• M2: 358,736 km (0.082 R)
• M3: 893,398 km (0.112 R)
• M4: 1,678,339 km (0.074 R)
• M5: 2,007,155 km (0.108 R)
• M6: 2,320,861 km (0.078 R)
• M7: 2,520,425 km (0.079 R)
• M8: 3,073,787 km (0.092 R)
• M9: 3,498,197 km (0.032 R)
• M10: 3,770,315 km (0.105 R)
• M11: 5,327,779 km (0.085 R)
• M12: 5,812,775 km (0.053 R)
• M13: 6,515,735 km (0.108 R)
• M14: 7,245,623 km (0.107 R)
• M15: 8,924,411 km (0.114 R)
• M16: 9,210,741 km (0.104 R)
• M17: 10,748,308 km (0.055 R)
• M18: 11,921,754 km (0.076 R)
• M19: 12,268,970 km (0.055 R)
• M20: 12,459,707 km (0.118 R)
• M21: 13,102,978 km (0.055 R)
• M22: 13,232,979 km (0.062 R)
• M23: 14,455,193 km (0.107 R)
• M24: 14,893,216 km (0.086 R)
• M25: 16,548,068 km (0.03 R)
• M26: 18,152,056 km (0.061 R)
• M27: 18,369,571 km (0.096 R)
• M28: 18,880,747 km (0.094 R)
• M29: 19,174,857 km (0.103 R)
• M30: 21,429,297 km (0.114 R)
• M31: 22,626,528 km (0.084 R)
• M32: 23,766,165 km (0.092 R)
• M33: 23,885,095 km (0.086 R)
• M34: 24,482,888 km (0.059 R)
• M35: 26,346,878 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 14,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit