🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 11.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.54 AU - 0.58 AU

Year: 279 Days

Day: 10.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,331,279 km

• M1: 148,102 km (0.043 R)
• M2: 619,784 km (0.074 R)
• M3: 1,137,243 km (0.115 R)
• M4: 1,556,566 km (0.112 R)
• M5: 1,990,100 km (0.09 R)
• M6: 2,575,028 km (0.065 R)
• M7: 3,178,356 km (0.114 R)
• M8: 4,252,918 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.7

Radius: 8.9

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.57 AU - 0.73 AU

Year: 349 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 61.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,331,279 km

• M1: 110,702 km (0.107 R)
• M2: 428,149 km (0.109 R)
• M3: 860,786 km (0.044 R)
• M4: 1,230,442 km (0.098 R)
• M5: 1,596,359 km (0.041 R)
• M6: 2,062,506 km (0.12 R)
• M7: 2,502,174 km (0.037 R)
• M8: 2,805,708 km (0.08 R)
• M9: 3,162,349 km (0.06 R)
• M10: 3,487,575 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.7

Radius: 10.4

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.72 AU - 0.74 AU

Year: 416 Days

Day: 6.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,331,279 km

• M1: 129,402 km (0.082 R)
• M2: 460,013 km (0.11 R)
• M3: 801,246 km (0.12 R)
• M4: 1,751,941 km (0.094 R)
• M5: 2,081,954 km (0.05 R)
• M6: 2,492,600 km (0.1 R)
• M7: 3,615,481 km (0.103 R)
• M8: 4,033,907 km (0.089 R)
• M9: 4,572,758 km (0.107 R)
• M10: 4,953,036 km (0.111 R)
• M11: 5,504,005 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 10.3

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.29 AU - 1.77 AU

Year: 1262 Days

Day: 9.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,331,279 km

• M1: 135,236 km (0.089 R)
• M2: 492,177 km (0.119 R)
• M3: 1,051,224 km (0.112 R)
• M4: 1,413,401 km (0.111 R)
• M5: 2,117,259 km (0.056 R)
• M6: 2,571,587 km (0.116 R)
• M7: 3,015,594 km (0.105 R)
• M8: 4,417,625 km (0.101 R)
• M9: 6,051,982 km (0.109 R)
• M10: 6,564,055 km (0.037 R)
• M11: 7,793,002 km (0.104 R)
• M12: 8,424,754 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.3

Radius: 9.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.79 AU - 2.97 AU

Year: 3259 Days

Day: 12.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,331,279 km

• M1: 123,867 km (0.081 R)
• M2: 695,630 km (0.049 R)
• M3: 1,622,987 km (0.058 R)
• M4: 5,484,557 km (0.079 R)
• M5: 5,950,704 km (0.113 R)
• M6: 9,774,426 km (0.068 R)
• M7: 10,685,776 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.1

Radius: 10.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.62 AU - 4.14 AU

Year: 4144 Days

Day: 11.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,331,279 km

• M1: 129,402 km (0.113 R)
• M2: 536,907 km (0.099 R)
• M3: 874,998 km (0.117 R)
• M4: 1,681,031 km (0.111 R)
• M5: 2,371,425 km (0.114 R)
• M6: 4,136,082 km (0.067 R)
• M7: 5,062,841 km (0.12 R)
• M8: 5,871,866 km (0.086 R)
• M9: 10,267,351 km (0.101 R)
• M10: 12,913,438 km (0.065 R)
• M11: 14,268,196 km (0.116 R)
• M12: 15,397,361 km (0.112 R)
• M13: 16,310,057 km (0.119 R)
• M14: 16,807,620 km (0.071 R)
• M15: 17,429,349 km (0.075 R)
• M16: 19,203,430 km (0.112 R)
• M17: 20,008,416 km (0.088 R)
• M18: 20,578,833 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.5

Radius: 3.9

Gravity: 32.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.8 AU - 11 AU

Year: 20772 Days

Day: 24.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,331,279 km

• M1: 48,919 km (0.071 R)
• M2: 210,185 km (0.095 R)
• M3: 1,082,041 km (0.089 R)
• M4: 2,329,987 km (0.044 R)
• M5: 2,643,694 km (0.099 R)
• M6: 4,282,089 km (0.074 R)
• M7: 5,954,145 km (0.097 R)
• M8: 7,967,882 km (0.11 R)
• M9: 8,418,919 km (0.105 R)
• M10: 8,886,712 km (0.079 R)
• M11: 9,046,333 km (0.115 R)
• M12: 9,648,464 km (0.087 R)
• M13: 9,987,902 km (0.096 R)
• M14: 10,335,268 km (0.097 R)
• M15: 13,201,862 km (0.099 R)
• M16: 13,620,138 km (0.072 R)
• M17: 14,409,865 km (0.09 R)
• M18: 15,229,512 km (0.098 R)
• M19: 17,043,237 km (0.089 R)
• M20: 17,455,678 km (0.098 R)
• M21: 17,874,702 km (0.104 R)
• M22: 19,172,314 km (0.033 R)
• M23: 21,953,188 km (0.111 R)
• M24: 23,846,948 km (0.046 R)
• M25: 26,063,390 km (0.115 R)
• M26: 30,779,313 km (0.063 R)
• M27: 31,145,229 km (0.105 R)
• M28: 31,513,839 km (0.057 R)
• M29: 37,261,538 km (0.048 R)
• M30: 37,816,247 km (0.119 R)
• M31: 40,235,245 km (0.117 R)
• M32: 44,441,189 km (0.111 R)
• M33: 44,908,383 km (0.096 R)
• M34: 47,944,173 km (0.095 R)
• M35: 59,738,170 km (0.085 R)
• M36: 60,307,240 km (0.066 R)
• M37: 61,456,152 km (0.087 R)
• M38: 63,600,338 km (0.062 R)
• M39: 70,120,711 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 12,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit