🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 18.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.52 AU - 0.76 AU

Year: 336 Days

Day: 29.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.6

Radius: 14.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.89 AU - 1.47 AU

Year: 841 Days

Day: 9.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,812,785 km

• M1: 179,069 km (0.092 R)
• M2: 818,749 km (0.116 R)
• M3: 1,281,904 km (0.103 R)
• M4: 1,856,360 km (0.044 R)
• M5: 2,459,389 km (0.103 R)
• M6: 3,014,696 km (0.07 R)
• M7: 3,812,352 km (0.074 R)
• M8: 4,333,701 km (0.094 R)
• M9: 5,025,740 km (0.073 R)
• M10: 6,253,041 km (0.073 R)
• M11: 6,871,329 km (0.109 R)
• M12: 7,624,405 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.1

Radius: 13.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.77 AU - 2.41 AU

Year: 1982 Days

Day: 8.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 92.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,812,785 km

• M1: 163,211 km (0.117 R)
• M2: 571,613 km (0.103 R)
• M3: 1,115,701 km (0.117 R)
• M4: 1,604,288 km (0.085 R)
• M5: 2,069,387 km (0.109 R)
• M6: 2,716,099 km (0.05 R)
• M7: 4,199,511 km (0.093 R)
• M8: 5,475,282 km (0.073 R)
• M9: 7,148,385 km (0.052 R)
• M10: 7,568,455 km (0.051 R)
• M11: 8,780,049 km (0.091 R)
• M12: 9,231,984 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.7

Radius: 8.9

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.91 AU - 2.61 AU

Year: 2229 Days

Day: 12.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,812,785 km

• M1: 111,899 km (0.037 R)
• M2: 535,710 km (0.087 R)
• M3: 838,945 km (0.076 R)
• M4: 1,294,022 km (0.105 R)
• M5: 1,589,328 km (0.078 R)
• M6: 1,918,892 km (0.114 R)
• M7: 2,385,338 km (0.032 R)
• M8: 2,805,558 km (0.097 R)
• M9: 3,274,548 km (0.091 R)
• M10: 4,309,915 km (0.088 R)
• M11: 5,090,217 km (0.091 R)
• M12: 6,187,817 km (0.068 R)
• M13: 6,498,532 km (0.093 R)
• M14: 7,039,627 km (0.112 R)
• M15: 7,551,850 km (0.043 R)
• M16: 9,441,122 km (0.079 R)
• M17: 10,350,078 km (0.042 R)
• M18: 10,826,099 km (0.113 R)
• M19: 11,240,036 km (0.069 R)
• M20: 11,980,097 km (0.119 R)
• M21: 12,260,742 km (0.101 R)
• M22: 12,793,610 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.3

Radius: 9.6

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.45 AU - 3.23 AU

Year: 3140 Days

Day: 11.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,812,785 km

• M1: 119,379 km (0.106 R)
• M2: 421,866 km (0.05 R)
• M3: 828,024 km (0.047 R)
• M4: 1,168,958 km (0.062 R)
• M5: 1,513,332 km (0.115 R)
• M6: 2,263,865 km (0.067 R)
• M7: 3,488,772 km (0.107 R)
• M8: 5,788,390 km (0.111 R)
• M9: 6,472,202 km (0.066 R)
• M10: 6,890,628 km (0.105 R)
• M11: 7,658,813 km (0.095 R)
• M12: 8,191,082 km (0.062 R)
• M13: 8,882,673 km (0.073 R)
• M14: 11,470,866 km (0.068 R)
• M15: 12,420,962 km (0.102 R)
• M16: 13,244,647 km (0.116 R)
• M17: 14,150,612 km (0.097 R)
• M18: 15,884,601 km (0.096 R)
• M19: 16,906,803 km (0.041 R)
• M20: 17,972,389 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.9

Radius: 5.9

Gravity: 24.1 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.49 AU - 8.81 AU

Year: 13880 Days

Day: 20.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,812,785 km

• M1: 73,752 km (0.091 R)
• M2: 680,670 km (0.11 R)
• M3: 932,593 km (0.113 R)
• M4: 1,398,890 km (0.12 R)
• M5: 1,709,754 km (0.036 R)
• M6: 3,912,732 km (0.096 R)
• M7: 4,498,558 km (0.082 R)
• M8: 5,614,707 km (0.097 R)
• M9: 6,733,251 km (0.098 R)
• M10: 8,932,638 km (0.079 R)
• M11: 9,402,525 km (0.117 R)
• M12: 9,670,605 km (0.094 R)
• M13: 11,207,124 km (0.079 R)
• M14: 12,768,777 km (0.114 R)
• M15: 13,031,471 km (0.108 R)
• M16: 14,328,634 km (0.109 R)
• M17: 18,314,968 km (0.075 R)
• M18: 18,565,245 km (0.045 R)
• M19: 19,589,243 km (0.044 R)
• M20: 20,026,817 km (0.112 R)
• M21: 24,463,740 km (0.076 R)
• M22: 34,072,710 km (0.108 R)
• M23: 36,125,043 km (0.11 R)
• M24: 42,627,614 km (0.083 R)
• M25: 43,806,894 km (0.057 R)
• M26: 57,529,956 km (0.112 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: 507 - 18,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit