🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.57 AU - 0.89 AU

Year: 230 Days

Day: 16.8 Hours

Environment

Temp: 113 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.71 AU - 0.81 AU

Year: 244 Days

Day: 42.1 Hours

Environment

Temp: 119 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,943,860 km

• M1: 349,610 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.98 AU - 1.14 AU

Year: 403 Days

Day: 20.3 Hours

Environment

Temp: 31 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.2

Radius: 14.2

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.96 AU - 9.96 AU

Year: 9079 Days

Day: 10.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,943,860 km

• M1: 228,885 km (0.092 R)
• M2: 734,376 km (0.077 R)
• M3: 2,668,826 km (0.057 R)
• M4: 3,276,193 km (0.069 R)
• M5: 3,955,218 km (0.098 R)
• M6: 6,825,253 km (0.119 R)
• M7: 9,203,261 km (0.053 R)
• M8: 11,838,876 km (0.074 R)
• M9: 13,946,561 km (0.103 R)
• M10: 16,038,089 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257

Radius: 13.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.69 AU - 10.63 AU

Year: 11078 Days

Day: 5.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,943,860 km

• M1: 170,841 km (0.091 R)
• M2: 809,175 km (0.091 R)
• M3: 1,975,440 km (0.113 R)
• M4: 2,491,852 km (0.107 R)
• M5: 3,098,471 km (0.057 R)
• M6: 3,526,471 km (0.073 R)
• M7: 4,746,890 km (0.08 R)
• M8: 5,379,539 km (0.067 R)
• M9: 6,674,010 km (0.054 R)
• M10: 7,100,513 km (0.1 R)
• M11: 8,127,204 km (0.026 R)
• M12: 9,602,687 km (0.083 R)
• M13: 10,240,423 km (0.115 R)
• M14: 10,665,281 km (0.091 R)
• M15: 11,399,657 km (0.114 R)
• M16: 12,698,166 km (0.075 R)
• M17: 13,692,693 km (0.059 R)
• M18: 14,384,134 km (0.081 R)
• M19: 15,774,497 km (0.083 R)
• M20: 18,403,231 km (0.111 R)
• M21: 22,635,953 km (0.119 R)
• M22: 24,346,754 km (0.102 R)
• M23: 25,020,693 km (0.108 R)
• M24: 26,054,713 km (0.119 R)
• M25: 28,208,324 km (0.055 R)
• M26: 34,633,553 km (0.078 R)
• M27: 36,134,917 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.2

Radius: 3.5

Gravity: 52.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 12.08 AU - 14.94 AU

Year: 18321 Days

Day: 15.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,943,860 km

• M1: 43,533 km (0.096 R)
• M2: 369,956 km (0.082 R)
• M3: 509,231 km (0.041 R)
• M4: 683,363 km (0.107 R)
• M5: 852,558 km (0.053 R)
• M6: 1,012,478 km (0.118 R)
• M7: 1,392,607 km (0.114 R)
• M8: 1,598,603 km (0.082 R)
• M9: 4,201,157 km (0.112 R)
• M10: 5,733,638 km (0.065 R)
• M11: 7,366,947 km (0.085 R)
• M12: 11,018,930 km (0.107 R)
• M13: 12,617,982 km (0.032 R)
• M14: 14,220,026 km (0.062 R)
• M15: 17,402,870 km (0.12 R)
• M16: 17,652,848 km (0.101 R)
• M17: 21,599,389 km (0.089 R)
• M18: 21,887,964 km (0.104 R)
• M19: 22,179,231 km (0.117 R)
• M20: 22,473,041 km (0.098 R)
• M21: 24,707,734 km (0.118 R)
• M22: 26,204,311 km (0.061 R)
• M23: 27,309,540 km (0.101 R)
• M24: 33,561,086 km (0.113 R)
• M25: 34,208,246 km (0.098 R)
• M26: 35,260,667 km (0.069 R)
• M27: 35,393,659 km (0.078 R)
• M28: 38,406,561 km (0.097 R)
• M29: 39,543,205 km (0.108 R)
• M30: 39,686,819 km (0.082 R)
• M31: 40,264,865 km (0.073 R)
• M32: 42,784,093 km (0.098 R)
• M33: 43,239,320 km (0.1 R)
• M34: 44,469,014 km (0.058 R)
• M35: 46,516,710 km (0.108 R)
• M36: 52,860,856 km (0.059 R)
• M37: 54,266,179 km (0.074 R)
• M38: 54,443,602 km (0.072 R)
• M39: 57,151,024 km (0.083 R)
• M40: 60,898,750 km (0.06 R)
• M41: 66,618,774 km (0.09 R)
• M42: 70,132,978 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.9

Radius: 4.5

Gravity: 46.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 11.05 AU - 18.35 AU

Year: 20795 Days

Day: 22.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 84,943,860 km

• M1: 59,091 km (0.117 R)
• M2: 242,049 km (0.051 R)
• M3: 660,026 km (0.071 R)
• M4: 1,069,924 km (0.06 R)
• M5: 1,315,264 km (0.074 R)
• M6: 3,344,410 km (0.103 R)
• M7: 3,523,628 km (0.105 R)
• M8: 4,411,492 km (0.099 R)
• M9: 4,964,555 km (0.068 R)
• M10: 7,240,986 km (0.103 R)
• M11: 7,490,964 km (0.115 R)
• M12: 7,695,165 km (0.101 R)
• M13: 9,643,079 km (0.039 R)
• M14: 10,130,469 km (0.104 R)
• M15: 12,245,184 km (0.09 R)
• M16: 13,480,115 km (0.085 R)
• M17: 15,198,545 km (0.052 R)
• M18: 15,774,647 km (0.068 R)
• M19: 16,450,530 km (0.115 R)
• M20: 19,063,107 km (0.075 R)
• M21: 19,636,217 km (0.115 R)
• M22: 19,926,885 km (0.103 R)
• M23: 22,674,699 km (0.06 R)
• M24: 23,426,129 km (0.047 R)
• M25: 26,598,651 km (0.106 R)
• M26: 32,009,756 km (0.057 R)
• M27: 35,184,522 km (0.11 R)
• M28: 35,327,088 km (0.103 R)
• M29: 40,408,479 km (0.054 R)
• M30: 45,278,189 km (0.028 R)
• M31: 45,446,936 km (0.119 R)
• M32: 45,616,131 km (0.092 R)
• M33: 46,296,951 km (0.072 R)
• M34: 49,803,076 km (0.06 R)
• M35: 50,524,886 km (0.098 R)
• M36: 53,859,572 km (0.111 R)
• M37: 58,130,890 km (0.056 R)
• M38: 58,530,017 km (0.059 R)
• M39: 59,333,807 km (0.099 R)
• M40: 60,758,128 km (0.102 R)
• M41: 63,674,688 km (0.043 R)
• M42: 70,915,674 km (0.046 R)
• M43: 71,143,362 km (0.072 R)
• M44: 82,398,806 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.8

Radius: 6.3

Gravity: 16.88 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.88 AU - 16.34 AU

Year: 23857 Days

Day: 18.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,943,860 km

• M1: 80,035 km (0.107 R)
• M2: 607,068 km (0.073 R)
• M3: 2,001,769 km (0.026 R)
• M4: 4,307,671 km (0.075 R)
• M5: 5,190,298 km (0.098 R)
• M6: 5,970,301 km (0.045 R)
• M7: 6,778,728 km (0.109 R)
• M8: 7,209,421 km (0.086 R)
• M9: 8,125,259 km (0.086 R)
• M10: 12,641,469 km (0.101 R)
• M11: 14,044,398 km (0.039 R)
• M12: 16,894,836 km (0.086 R)
• M13: 18,871,472 km (0.099 R)
• M14: 20,012,006 km (0.097 R)
• M15: 20,402,158 km (0.039 R)
• M16: 26,294,668 km (0.113 R)
• M17: 27,236,387 km (0.118 R)
• M18: 32,687,135 km (0.107 R)
• M19: 35,453,050 km (0.052 R)
• M20: 46,189,091 km (0.12 R)
• M21: 66,377,772 km (0.066 R)
• M22: 80,197,923 km (0.067 R)
• M23: 80,443,113 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 19,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit