🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.56 AU - 0.72 AU

Year: 326 Days

Day: 31.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.2

Radius: 14.8

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.67 AU - 0.79 AU

Year: 397 Days

Day: 6.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,667,239 km

• M1: 184,155 km (0.116 R)
• M2: 726,597 km (0.078 R)
• M3: 1,187,209 km (0.104 R)
• M4: 1,768,845 km (0.099 R)
• M5: 2,699,045 km (0.096 R)
• M6: 4,861,931 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 8.9

Gravity: 12.23 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.71 AU - 0.77 AU

Year: 405 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,667,239 km

• M1: 110,702 km (0.118 R)
• M2: 503,546 km (0.088 R)
• M3: 830,418 km (0.089 R)
• M4: 1,158,935 km (0.118 R)
• M5: 1,490,743 km (0.051 R)
• M6: 1,910,514 km (0.07 R)
• M7: 2,407,778 km (0.069 R)
• M8: 3,148,437 km (0.075 R)
• M9: 3,459,451 km (0.062 R)
• M10: 3,924,401 km (0.076 R)
• M11: 4,745,244 km (0.104 R)
• M12: 5,107,271 km (0.112 R)
• M13: 5,589,874 km (0.085 R)
• M14: 6,048,242 km (0.086 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.6

Radius: 10.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.12 AU - 1.52 AU

Year: 964 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,667,239 km

• M1: 133,142 km (0.111 R)
• M2: 471,233 km (0.108 R)
• M3: 1,120,787 km (0.104 R)
• M4: 1,985,463 km (0.069 R)
• M5: 2,522,669 km (0.03 R)
• M6: 2,937,205 km (0.094 R)
• M7: 3,397,068 km (0.107 R)
• M8: 4,346,865 km (0.088 R)
• M9: 4,857,443 km (0.098 R)
• M10: 5,917,793 km (0.106 R)
• M11: 6,289,543 km (0.094 R)
• M12: 7,125,945 km (0.063 R)
• M13: 7,788,514 km (0.052 R)
• M14: 8,414,282 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 13.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.74 AU - 2.5 AU

Year: 1963 Days

Day: 5.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,667,239 km

• M1: 165,455 km (0.105 R)
• M2: 1,215,184 km (0.051 R)
• M3: 1,718,431 km (0.093 R)
• M4: 4,376,935 km (0.11 R)
• M5: 6,098,656 km (0.118 R)
• M6: 6,745,368 km (0.108 R)
• M7: 7,300,825 km (0.118 R)
• M8: 8,176,421 km (0.06 R)
• M9: 9,408,509 km (0.097 R)
• M10: 10,620,102 km (0.083 R)
• M11: 11,632,282 km (0.059 R)
• M12: 13,640,035 km (0.037 R)
• M13: 14,401,039 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.2

Radius: 9.8

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.55 AU - 4.17 AU

Year: 3916 Days

Day: 9 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,667,239 km

• M1: 121,922 km (0.073 R)
• M2: 496,665 km (0.09 R)
• M3: 849,118 km (0.112 R)
• M4: 1,155,195 km (0.044 R)
• M5: 2,140,147 km (0.096 R)
• M6: 2,547,203 km (0.087 R)
• M7: 3,005,720 km (0.102 R)
• M8: 4,250,973 km (0.046 R)
• M9: 4,697,523 km (0.095 R)
• M10: 5,081,840 km (0.117 R)
• M11: 5,710,151 km (0.112 R)
• M12: 6,335,470 km (0.118 R)
• M13: 6,862,204 km (0.082 R)
• M14: 7,298,431 km (0.095 R)
• M15: 8,421,463 km (0.091 R)
• M16: 9,872,861 km (0.078 R)
• M17: 10,658,100 km (0.03 R)
• M18: 11,403,846 km (0.12 R)
• M19: 12,100,373 km (0.039 R)
• M20: 12,608,707 km (0.084 R)
• M21: 13,759,264 km (0.109 R)
• M22: 14,690,960 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.8

Radius: 15

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.84 AU - 4.5 AU

Year: 4470 Days

Day: 6.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 125 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,667,239 km

• M1: 186,549 km (0.102 R)
• M2: 957,426 km (0.11 R)
• M3: 1,573,321 km (0.05 R)
• M4: 2,220,032 km (0.075 R)
• M5: 3,704,791 km (0.117 R)
• M6: 4,199,212 km (0.071 R)
• M7: 5,604,535 km (0.104 R)
• M8: 6,167,621 km (0.078 R)
• M9: 8,927,403 km (0.09 R)
• M10: 9,781,906 km (0.11 R)
• M11: 10,250,895 km (0.066 R)
• M12: 15,008,556 km (0.051 R)
• M13: 16,040,931 km (0.114 R)
• M14: 17,490,534 km (0.063 R)
• M15: 18,119,743 km (0.104 R)
• M16: 19,624,398 km (0.051 R)
• M17: 22,290,681 km (0.11 R)
• M18: 23,558,373 km (0.086 R)
• M19: 24,404,050 km (0.041 R)
• M20: 25,750,581 km (0.086 R)
• M21: 27,820,118 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.1

Radius: 7.6

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.73 AU - 9.95 AU

Year: 16711 Days

Day: 23.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,667,239 km

• M1: 94,546 km (0.118 R)
• M2: 500,255 km (0.094 R)
• M3: 866,022 km (0.101 R)
• M4: 1,207,853 km (0.094 R)
• M5: 1,494,632 km (0.081 R)
• M6: 1,739,225 km (0.111 R)
• M7: 2,482,876 km (0.086 R)
• M8: 3,180,900 km (0.101 R)
• M9: 3,676,068 km (0.116 R)
• M10: 4,126,956 km (0.115 R)
• M11: 9,820,651 km (0.072 R)
• M12: 10,807,997 km (0.05 R)
• M13: 11,233,304 km (0.119 R)
• M14: 12,052,652 km (0.056 R)
• M15: 13,880,738 km (0.089 R)
• M16: 16,277,744 km (0.12 R)
• M17: 18,763,463 km (0.063 R)
• M18: 21,586,674 km (0.119 R)
• M19: 22,456,585 km (0.113 R)
• M20: 25,739,211 km (0.072 R)
• M21: 27,159,493 km (0.075 R)
• M22: 29,211,378 km (0.044 R)
• M23: 32,104,900 km (0.1 R)
• M24: 32,983,638 km (0.106 R)
• M25: 39,875,312 km (0.095 R)
• M26: 42,071,260 km (0.096 R)
• M27: 43,426,915 km (0.048 R)
• M28: 49,638,817 km (0.105 R)
• M29: 52,177,643 km (0.103 R)
• M30: 53,042,767 km (0.031 R)
• M31: 59,181,067 km (0.115 R)
• M32: 61,840,618 km (0.108 R)
• M33: 64,578,708 km (0.116 R)
• M34: 69,043,008 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 15,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit