🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.28 AU - 1.92 AU

Year: 732 Days

Day: 12.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,250,707 km

• M1: 101,577 km (0.047 R)
• M2: 463,604 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.91 AU - 2.47 AU

Year: 1172 Days

Day: 27.7 Hours

Environment

Temp: -80 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.75 AU - 3.99 AU

Year: 2753 Days

Day: 32.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.4

Radius: 10.3

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.53 AU - 7.89 AU

Year: 6286 Days

Day: 13.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,250,707 km

• M1: 129,253 km (0.111 R)
• M2: 534,812 km (0.085 R)
• M3: 1,177,934 km (0.048 R)
• M4: 1,512,285 km (0.118 R)
• M5: 2,084,198 km (0.097 R)
• M6: 2,850,139 km (0.065 R)
• M7: 3,278,288 km (0.102 R)
• M8: 3,748,923 km (0.096 R)
• M9: 4,167,348 km (0.1 R)
• M10: 4,853,254 km (0.092 R)
• M11: 7,439,053 km (0.114 R)
• M12: 8,565,824 km (0.101 R)
• M13: 9,294,366 km (0.12 R)
• M14: 11,014,442 km (0.088 R)
• M15: 13,625,224 km (0.095 R)
• M16: 14,674,354 km (0.09 R)
• M17: 16,870,750 km (0.084 R)
• M18: 18,407,420 km (0.082 R)
• M19: 26,997,778 km (0.092 R)
• M20: 27,946,079 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.3

Radius: 7.5

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 10.75 AU - 14.69 AU

Year: 16407 Days

Day: 21.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 94,250,707 km

• M1: 106,813 km (0.119 R)
• M2: 348,413 km (0.078 R)
• M3: 814,710 km (0.105 R)
• M4: 1,212,491 km (0.078 R)
• M5: 1,619,696 km (0.091 R)
• M6: 2,253,991 km (0.044 R)
• M7: 2,572,335 km (0.059 R)
• M8: 2,824,557 km (0.082 R)
• M9: 3,299,680 km (0.1 R)
• M10: 3,626,402 km (0.105 R)
• M11: 3,915,126 km (0.102 R)
• M12: 4,909,054 km (0.1 R)
• M13: 7,477,201 km (0.11 R)
• M14: 9,047,530 km (0.109 R)
• M15: 9,580,397 km (0.092 R)
• M16: 10,826,248 km (0.119 R)
• M17: 13,704,811 km (0.11 R)
• M18: 15,960,896 km (0.098 R)
• M19: 17,136,885 km (0.106 R)
• M20: 17,378,785 km (0.095 R)
• M21: 17,704,908 km (0.112 R)
• M22: 19,136,709 km (0.072 R)
• M23: 19,748,265 km (0.099 R)
• M24: 22,613,513 km (0.116 R)
• M25: 30,786,793 km (0.071 R)
• M26: 31,264,609 km (0.109 R)
• M27: 38,758,415 km (0.04 R)
• M28: 39,455,391 km (0.063 R)
• M29: 41,451,625 km (0.1 R)
• M30: 41,888,002 km (0.114 R)
• M31: 43,364,683 km (0.039 R)
• M32: 47,366,127 km (0.118 R)
• M33: 49,293,246 km (0.076 R)
• M34: 66,032,351 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.4

Radius: 4.9

Gravity: 23.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.41 AU - 14.49 AU

Year: 17839 Days

Day: 23.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,250,707 km

• M1: 61,335 km (0.064 R)
• M2: 330,761 km (0.11 R)
• M3: 580,141 km (0.084 R)
• M4: 862,432 km (0.071 R)
• M5: 1,041,650 km (0.06 R)
• M6: 1,300,903 km (0.097 R)
• M7: 1,570,030 km (0.093 R)
• M8: 2,004,611 km (0.101 R)
• M9: 2,364,394 km (0.108 R)
• M10: 2,696,202 km (0.118 R)
• M11: 3,083,661 km (0.082 R)
• M12: 3,675,919 km (0.109 R)
• M13: 4,183,056 km (0.086 R)
• M14: 4,469,835 km (0.039 R)
• M15: 5,749,645 km (0.104 R)
• M16: 6,266,505 km (0.04 R)
• M17: 6,557,323 km (0.066 R)
• M18: 7,438,156 km (0.113 R)
• M19: 8,051,357 km (0.112 R)
• M20: 9,431,398 km (0.074 R)
• M21: 10,666,777 km (0.113 R)
• M22: 12,133,434 km (0.113 R)
• M23: 12,914,784 km (0.11 R)
• M24: 13,591,266 km (0.077 R)
• M25: 14,649,671 km (0.052 R)
• M26: 17,411,995 km (0.072 R)
• M27: 17,903,724 km (0.08 R)
• M28: 19,001,024 km (0.111 R)
• M29: 22,851,823 km (0.112 R)
• M30: 23,639,904 km (0.113 R)
• M31: 26,326,383 km (0.118 R)
• M32: 29,439,515 km (0.072 R)
• M33: 29,670,793 km (0.116 R)
• M34: 32,296,086 km (0.079 R)
• M35: 35,332,025 km (0.093 R)
• M36: 42,403,965 km (0.118 R)
• M37: 45,262,781 km (0.099 R)
• M38: 57,983,387 km (0.093 R)
• M39: 62,066,212 km (0.087 R)
• M40: 62,256,201 km (0.071 R)
• M41: 65,940,348 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.4

Radius: 7

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 13.98 AU - 22.72 AU

Year: 28428 Days

Day: 23.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 94,250,707 km

• M1: 87,066 km (0.119 R)
• M2: 308,620 km (0.087 R)
• M3: 971,638 km (0.117 R)
• M4: 1,203,066 km (0.108 R)
• M5: 1,540,708 km (0.108 R)
• M6: 3,627,150 km (0.1 R)
• M7: 5,213,336 km (0.105 R)
• M8: 6,296,126 km (0.112 R)
• M9: 6,865,944 km (0.1 R)
• M10: 7,113,379 km (0.118 R)
• M11: 7,366,798 km (0.099 R)
• M12: 9,372,606 km (0.059 R)
• M13: 11,370,037 km (0.089 R)
• M14: 12,948,892 km (0.114 R)
• M15: 16,359,425 km (0.119 R)
• M16: 16,890,946 km (0.096 R)
• M17: 20,223,687 km (0.091 R)
• M18: 25,003,639 km (0.057 R)
• M19: 28,790,110 km (0.112 R)
• M20: 31,561,710 km (0.096 R)
• M21: 35,822,557 km (0.113 R)
• M22: 37,935,926 km (0.109 R)
• M23: 39,180,131 km (0.106 R)
• M24: 39,495,334 km (0.109 R)
• M25: 42,078,739 km (0.037 R)
• M26: 47,938,189 km (0.035 R)
• M27: 48,298,869 km (0.109 R)
• M28: 49,944,296 km (0.094 R)
• M29: 52,386,631 km (0.08 R)
• M30: 65,135,960 km (0.071 R)
• M31: 73,650,472 km (0.083 R)
• M32: 75,828,318 km (0.105 R)
• M33: 77,799,719 km (0.062 R)
• M34: 94,250,698 km (0.109 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 14,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit