🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.11 AU - 1.25 AU

Year: 491 Days

Day: 30.3 Hours

Environment

Temp: -20 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.16 AU - 1.26 AU

Year: 510 Days

Day: 13.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.1 AU - 1.6 AU

Year: 601 Days

Day: 46.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.81 AU - 2.55 AU

Year: 1232 Days

Day: 30.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.32 AU - 3 AU

Year: 1661 Days

Day: 28.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.3

Radius: 12.6

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.19 AU - 4.71 AU

Year: 3594 Days

Day: 14.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 97,428,354 km

• M1: 184,903 km (0.112 R)
• M2: 657,931 km (0.109 R)
• M3: 1,361,789 km (0.075 R)
• M4: 2,339,860 km (0.11 R)
• M5: 2,956,952 km (0.114 R)
• M6: 3,786,771 km (0.054 R)
• M7: 4,588,915 km (0.105 R)
• M8: 5,286,639 km (0.049 R)
• M9: 5,762,809 km (0.079 R)
• M10: 9,622,285 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.8

Radius: 14.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.09 AU - 8.31 AU

Year: 8991 Days

Day: 9.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,428,354 km

• M1: 176,525 km (0.099 R)
• M2: 757,414 km (0.052 R)
• M3: 1,655,450 km (0.089 R)
• M4: 2,673,464 km (0.082 R)
• M5: 3,391,085 km (0.074 R)
• M6: 4,076,093 km (0.1 R)
• M7: 5,338,550 km (0.072 R)
• M8: 6,268,899 km (0.05 R)
• M9: 8,713,029 km (0.06 R)
• M10: 9,205,355 km (0.036 R)
• M11: 12,845,371 km (0.083 R)
• M12: 15,271,699 km (0.08 R)
• M13: 18,864,291 km (0.111 R)
• M14: 19,690,969 km (0.05 R)
• M15: 21,659,378 km (0.12 R)
• M16: 26,726,258 km (0.089 R)
• M17: 31,164,677 km (0.077 R)
• M18: 36,879,017 km (0.118 R)
• M19: 37,345,612 km (0.089 R)
• M20: 38,648,909 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.9

Radius: 3.2

Gravity: 54.78 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 13.22 AU - 15.12 AU

Year: 20423 Days

Day: 24.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 134.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,428,354 km

• M1: 39,793 km (0.102 R)
• M2: 170,841 km (0.044 R)
• M3: 283,338 km (0.045 R)
• M4: 433,086 km (0.12 R)
• M5: 698,472 km (0.08 R)
• M6: 829,071 km (0.101 R)
• M7: 1,278,763 km (0.071 R)
• M8: 2,066,695 km (0.087 R)
• M9: 2,875,421 km (0.094 R)
• M10: 3,664,699 km (0.053 R)
• M11: 7,820,677 km (0.091 R)
• M12: 8,790,072 km (0.056 R)
• M13: 9,442,019 km (0.117 R)
• M14: 9,666,416 km (0.103 R)
• M15: 12,777,603 km (0.042 R)
• M16: 13,260,505 km (0.076 R)
• M17: 19,309,046 km (0.082 R)
• M18: 19,944,239 km (0.057 R)
• M19: 20,875,784 km (0.109 R)
• M20: 21,641,426 km (0.053 R)
• M21: 22,227,850 km (0.1 R)
• M22: 27,193,003 km (0.091 R)
• M23: 27,761,026 km (0.085 R)
• M24: 33,104,962 km (0.117 R)
• M25: 36,426,932 km (0.105 R)
• M26: 37,395,279 km (0.091 R)
• M27: 39,095,160 km (0.068 R)
• M28: 48,040,963 km (0.119 R)
• M29: 50,900,077 km (0.095 R)
• M30: 51,243,703 km (0.06 R)
• M31: 52,809,245 km (0.049 R)
• M32: 55,852,963 km (0.1 R)
• M33: 60,923,882 km (0.066 R)
• M34: 61,700,295 km (0.101 R)
• M35: 72,185,161 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.6

Radius: 5.7

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 13.07 AU - 21.55 AU

Year: 27575 Days

Day: 17.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 97,428,354 km

• M1: 70,909 km (0.083 R)
• M2: 332,406 km (0.045 R)
• M3: 525,837 km (0.076 R)
• M4: 838,047 km (0.105 R)
• M5: 1,296,266 km (0.101 R)
• M6: 1,640,041 km (0.058 R)
• M7: 2,042,759 km (0.065 R)
• M8: 2,267,754 km (0.115 R)
• M9: 3,535,446 km (0.094 R)
• M10: 3,953,273 km (0.111 R)
• M11: 4,640,676 km (0.11 R)
• M12: 5,141,380 km (0.116 R)
• M13: 5,717,032 km (0.092 R)
• M14: 6,550,292 km (0.096 R)
• M15: 7,087,498 km (0.069 R)
• M16: 26,432,298 km (0.099 R)
• M17: 28,133,675 km (0.101 R)
• M18: 29,426,948 km (0.079 R)
• M19: 32,131,229 km (0.082 R)
• M20: 37,745,637 km (0.09 R)
• M21: 39,317,163 km (0.086 R)
• M22: 43,513,533 km (0.115 R)
• M23: 43,824,098 km (0.118 R)
• M24: 50,694,978 km (0.071 R)
• M25: 54,564,926 km (0.113 R)
• M26: 54,745,490 km (0.117 R)
• M27: 58,816,647 km (0.04 R)
• M28: 60,153,154 km (0.109 R)
• M29: 62,886,756 km (0.084 R)
• M30: 66,110,889 km (0.042 R)
• M31: 69,655,461 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.8

Radius: 5.1

Gravity: 27.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 15.85 AU - 19.53 AU

Year: 28488 Days

Day: 17.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,428,354 km

• M1: 63,429 km (0.102 R)
• M2: 348,114 km (0.079 R)
• M3: 603,328 km (0.111 R)
• M4: 1,263,653 km (0.053 R)
• M5: 1,477,877 km (0.095 R)
• M6: 1,696,889 km (0.072 R)
• M7: 2,200,734 km (0.107 R)
• M8: 2,771,899 km (0.101 R)
• M9: 8,876,838 km (0.095 R)
• M10: 14,395,354 km (0.106 R)
• M11: 15,056,726 km (0.048 R)
• M12: 15,225,174 km (0.086 R)
• M13: 20,060,177 km (0.101 R)
• M14: 22,711,350 km (0.118 R)
• M15: 23,156,105 km (0.098 R)
• M16: 23,606,694 km (0.113 R)
• M17: 25,111,499 km (0.088 R)
• M18: 29,216,315 km (0.085 R)
• M19: 56,747,559 km (0.064 R)
• M20: 72,471,492 km (0.109 R)
• M21: 75,880,378 km (0.088 R)
• M22: 78,632,530 km (0.044 R)
• M23: 88,925,761 km (0.096 R)
• M24: 93,396,045 km (0.078 R)
• M25: 95,397,964 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit