🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.74 AU - 0.78 AU

Year: 302 Days

Day: 13.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.3

Radius: 9.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.29 AU - 4.87 AU

Year: 4475 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,483,031 km

• M1: 151,094 km (0.119 R)
• M2: 488,736 km (0.083 R)
• M3: 826,678 km (0.032 R)
• M4: 1,602,941 km (0.095 R)
• M5: 2,005,359 km (0.063 R)
• M6: 2,403,290 km (0.113 R)
• M7: 2,917,757 km (0.071 R)
• M8: 3,288,760 km (0.095 R)
• M9: 4,044,678 km (0.098 R)
• M10: 4,820,193 km (0.118 R)
• M11: 5,123,577 km (0.117 R)
• M12: 6,192,305 km (0.094 R)
• M13: 6,779,476 km (0.032 R)
• M14: 8,065,120 km (0.088 R)
• M15: 8,629,254 km (0.062 R)
• M16: 9,290,626 km (0.098 R)
• M17: 10,558,019 km (0.064 R)
• M18: 11,519,634 km (0.103 R)
• M19: 12,495,013 km (0.049 R)
• M20: 13,160,125 km (0.119 R)
• M21: 15,548,754 km (0.112 R)
• M22: 16,738,955 km (0.116 R)
• M23: 17,112,949 km (0.082 R)
• M24: 17,877,843 km (0.11 R)
• M25: 18,324,991 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.2

Radius: 13.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.25 AU - 8.73 AU

Year: 9359 Days

Day: 12.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 94,483,031 km

• M1: 167,699 km (0.102 R)
• M2: 612,753 km (0.079 R)
• M3: 1,687,015 km (0.025 R)
• M4: 2,331,483 km (0.108 R)
• M5: 2,748,113 km (0.12 R)
• M6: 3,510,314 km (0.113 R)
• M7: 4,119,028 km (0.106 R)
• M8: 5,549,632 km (0.088 R)
• M9: 7,177,855 km (0.111 R)
• M10: 8,438,217 km (0.026 R)
• M11: 11,470,716 km (0.105 R)
• M12: 14,001,463 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.6

Radius: 3.6

Gravity: 60 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.47 AU - 12.77 AU

Year: 16930 Days

Day: 20.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,483,031 km

• M1: 60,138 km (0.026 R)
• M2: 261,198 km (0.059 R)
• M3: 656,286 km (0.046 R)
• M4: 1,923,230 km (0.09 R)
• M5: 2,098,559 km (0.025 R)
• M6: 2,689,620 km (0.053 R)
• M7: 3,878,624 km (0.112 R)
• M8: 4,190,984 km (0.096 R)
• M9: 6,174,203 km (0.097 R)
• M10: 10,375,061 km (0.11 R)
• M11: 10,792,888 km (0.105 R)
• M12: 10,914,361 km (0.084 R)
• M13: 11,598,772 km (0.096 R)
• M14: 14,038,115 km (0.068 R)
• M15: 18,478,628 km (0.092 R)
• M16: 21,298,249 km (0.105 R)
• M17: 34,119,983 km (0.119 R)
• M18: 39,325,839 km (0.045 R)
• M19: 58,252,513 km (0.093 R)
• M20: 60,903,687 km (0.094 R)
• M21: 66,241,488 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.1

Radius: 4.6

Gravity: 40.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 11.69 AU - 12.47 AU

Year: 19169 Days

Day: 23.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,483,031 km

• M1: 67,768 km (0.108 R)
• M2: 216,169 km (0.101 R)
• M3: 420,819 km (0.068 R)
• M4: 674,238 km (0.09 R)
• M5: 858,243 km (0.089 R)
• M6: 1,142,479 km (0.067 R)
• M7: 1,519,765 km (0.054 R)
• M8: 1,878,052 km (0.067 R)
• M9: 2,312,633 km (0.077 R)
• M10: 2,811,243 km (0.098 R)
• M11: 3,126,745 km (0.051 R)
• M12: 4,629,007 km (0.079 R)
• M13: 5,779,863 km (0.088 R)
• M14: 6,736,691 km (0.097 R)
• M15: 8,416,077 km (0.093 R)
• M16: 10,915,109 km (0.043 R)
• M17: 11,494,352 km (0.091 R)
• M18: 14,701,132 km (0.096 R)
• M19: 20,028,612 km (0.103 R)
• M20: 22,191,199 km (0.072 R)
• M21: 31,879,007 km (0.035 R)
• M22: 33,191,878 km (0.075 R)
• M23: 38,657,436 km (0.113 R)
• M24: 41,679,612 km (0.107 R)
• M25: 42,616,095 km (0.092 R)
• M26: 45,018,487 km (0.054 R)
• M27: 51,327,179 km (0.06 R)
• M28: 51,505,350 km (0.04 R)
• M29: 53,493,207 km (0.117 R)
• M30: 72,607,027 km (0.094 R)
• M31: 73,282,312 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.5

Radius: 4.1

Gravity: 28.7 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 12.86 AU - 16.68 AU

Year: 25916 Days

Day: 21.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,483,031 km

• M1: 55,800 km (0.088 R)
• M2: 200,611 km (0.092 R)
• M3: 1,233,584 km (0.096 R)
• M4: 3,101,463 km (0.087 R)
• M5: 6,008,898 km (0.075 R)
• M6: 7,042,170 km (0.051 R)
• M7: 7,330,146 km (0.063 R)
• M8: 9,923,126 km (0.112 R)
• M9: 20,641,215 km (0.065 R)
• M10: 20,934,427 km (0.093 R)
• M11: 22,856,311 km (0.061 R)
• M12: 23,065,299 km (0.084 R)
• M13: 27,163,383 km (0.113 R)
• M14: 27,989,762 km (0.042 R)
• M15: 29,199,111 km (0.115 R)
• M16: 32,373,877 km (0.104 R)
• M17: 33,570,959 km (0.097 R)
• M18: 34,797,063 km (0.116 R)
• M19: 41,533,455 km (0.09 R)
• M20: 48,055,025 km (0.092 R)
• M21: 50,666,555 km (0.056 R)
• M22: 70,091,838 km (0.085 R)
• M23: 74,585,010 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.1

Radius: 4.4

Gravity: 33.79 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 13.65 AU - 17.69 AU

Year: 28321 Days

Day: 15 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 94,483,031 km

• M1: 55,052 km (0.06 R)
• M2: 367,113 km (0.084 R)
• M3: 623,973 km (0.055 R)
• M4: 1,006,345 km (0.117 R)
• M5: 1,752,988 km (0.066 R)
• M6: 2,334,026 km (0.061 R)
• M7: 2,528,503 km (0.082 R)
• M8: 2,950,369 km (0.103 R)
• M9: 3,236,849 km (0.116 R)
• M10: 3,733,514 km (0.051 R)
• M11: 4,315,151 km (0.086 R)
• M12: 5,114,452 km (0.077 R)
• M13: 5,359,942 km (0.063 R)
• M14: 6,951,215 km (0.063 R)
• M15: 8,043,728 km (0.117 R)
• M16: 9,186,207 km (0.097 R)
• M17: 9,548,982 km (0.11 R)
• M18: 10,367,731 km (0.074 R)
• M19: 11,717,253 km (0.114 R)
• M20: 13,332,162 km (0.105 R)
• M21: 14,923,734 km (0.08 R)
• M22: 19,845,504 km (0.091 R)
• M23: 23,330,536 km (0.102 R)
• M24: 23,554,035 km (0.03 R)
• M25: 27,325,996 km (0.097 R)
• M26: 30,405,767 km (0.09 R)
• M27: 31,891,573 km (0.071 R)
• M28: 32,029,054 km (0.057 R)
• M29: 32,443,589 km (0.063 R)
• M30: 33,851,605 km (0.105 R)
• M31: 35,890,624 km (0.093 R)
• M32: 37,243,736 km (0.056 R)
• M33: 41,999,303 km (0.082 R)
• M34: 42,164,459 km (0.054 R)
• M35: 45,558,835 km (0.066 R)
• M36: 47,860,099 km (0.106 R)
• M37: 49,314,190 km (0.057 R)
• M38: 53,464,185 km (0.094 R)
• M39: 53,658,213 km (0.111 R)
• M40: 65,508,160 km (0.103 R)
• M41: 76,254,074 km (0.076 R)
• M42: 88,929,950 km (0.06 R)
• M43: 90,297,125 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 17,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit