🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.8

Radius: 13

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.29 AU - 5.17 AU

Year: 3331 Days

Day: 11.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,232,955 km

• M1: 161,715 km (0.105 R)
• M2: 657,183 km (0.115 R)
• M3: 1,393,654 km (0.118 R)
• M4: 1,805,945 km (0.035 R)
• M5: 2,334,624 km (0.039 R)
• M6: 7,520,435 km (0.08 R)
• M7: 8,515,410 km (0.066 R)
• M8: 10,575,821 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.3

Radius: 12.7

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.68 AU - 5.16 AU

Year: 3558 Days

Day: 8.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,232,955 km

• M1: 158,275 km (0.111 R)
• M2: 875,297 km (0.108 R)
• M3: 2,239,331 km (0.032 R)
• M4: 6,922,043 km (0.041 R)
• M5: 7,976,858 km (0.083 R)
• M6: 8,647,505 km (0.094 R)
• M7: 9,482,560 km (0.12 R)
• M8: 10,404,382 km (0.086 R)
• M9: 11,861,166 km (0.084 R)
• M10: 12,503,390 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.7

Radius: 11.9

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.7 AU - 4.7 AU

Year: 3901 Days

Day: 12.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,232,955 km

• M1: 155,133 km (0.097 R)
• M2: 583,581 km (0.105 R)
• M3: 1,049,130 km (0.061 R)
• M4: 1,556,715 km (0.103 R)
• M5: 2,045,751 km (0.106 R)
• M6: 2,604,499 km (0.078 R)
• M7: 3,044,017 km (0.1 R)
• M8: 4,411,342 km (0.101 R)
• M9: 4,840,538 km (0.076 R)
• M10: 5,245,500 km (0.062 R)
• M11: 6,690,316 km (0.098 R)
• M12: 7,859,423 km (0.041 R)
• M13: 8,565,525 km (0.059 R)
• M14: 9,122,329 km (0.118 R)
• M15: 10,432,656 km (0.053 R)
• M16: 10,810,989 km (0.112 R)
• M17: 11,329,645 km (0.075 R)
• M18: 11,864,906 km (0.118 R)
• M19: 13,821,946 km (0.099 R)
• M20: 15,875,027 km (0.082 R)
• M21: 16,489,126 km (0.109 R)
• M22: 17,824,586 km (0.12 R)
• M23: 18,856,961 km (0.118 R)
• M24: 21,442,910 km (0.09 R)
• M25: 24,037,835 km (0.091 R)
• M26: 24,773,557 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.1

Radius: 14.5

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.31 AU - 6.45 AU

Year: 4778 Days

Day: 7.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,232,955 km

• M1: 182,210 km (0.095 R)
• M2: 685,906 km (0.115 R)
• M3: 1,678,488 km (0.057 R)
• M4: 2,186,074 km (0.114 R)
• M5: 3,221,141 km (0.108 R)
• M6: 3,884,010 km (0.119 R)
• M7: 4,488,535 km (0.081 R)
• M8: 5,346,030 km (0.079 R)
• M9: 6,066,493 km (0.119 R)
• M10: 6,688,970 km (0.04 R)
• M11: 8,283,683 km (0.103 R)
• M12: 9,330,868 km (0.094 R)
• M13: 10,907,330 km (0.099 R)
• M14: 15,024,713 km (0.111 R)
• M15: 15,876,523 km (0.084 R)
• M16: 19,344,052 km (0.094 R)
• M17: 21,254,566 km (0.077 R)
• M18: 24,044,716 km (0.031 R)
• M19: 24,584,166 km (0.083 R)
• M20: 26,823,197 km (0.064 R)
• M21: 27,320,162 km (0.113 R)
• M22: 28,247,220 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.8

Radius: 9.2

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.39 AU - 7.79 AU

Year: 6477 Days

Day: 5.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,232,955 km

• M1: 114,442 km (0.1 R)
• M2: 551,867 km (0.068 R)
• M3: 1,003,951 km (0.102 R)
• M4: 1,763,908 km (0.091 R)
• M5: 2,285,706 km (0.086 R)
• M6: 2,746,916 km (0.082 R)
• M7: 3,052,694 km (0.04 R)
• M8: 4,241,399 km (0.06 R)
• M9: 5,119,090 km (0.052 R)
• M10: 5,779,265 km (0.104 R)
• M11: 6,215,792 km (0.058 R)
• M12: 6,637,957 km (0.092 R)
• M13: 8,436,722 km (0.071 R)
• M14: 9,266,990 km (0.08 R)
• M15: 10,786,904 km (0.072 R)
• M16: 11,294,190 km (0.102 R)
• M17: 11,711,419 km (0.035 R)
• M18: 14,073,120 km (0.045 R)
• M19: 16,468,332 km (0.099 R)
• M20: 18,614,014 km (0.117 R)
• M21: 27,260,921 km (0.065 R)
• M22: 28,874,035 km (0.099 R)
• M23: 35,187,065 km (0.069 R)
• M24: 38,020,149 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.9

Radius: 6.3

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.23 AU - 13.21 AU

Year: 15362 Days

Day: 19.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,232,955 km

• M1: 80,334 km (0.112 R)
• M2: 1,203,365 km (0.051 R)
• M3: 2,916,410 km (0.041 R)
• M4: 5,471,093 km (0.097 R)
• M5: 6,202,178 km (0.104 R)
• M6: 6,751,502 km (0.1 R)
• M7: 7,037,981 km (0.097 R)
• M8: 8,979,762 km (0.118 R)
• M9: 9,941,826 km (0.053 R)
• M10: 12,188,487 km (0.096 R)
• M11: 13,365,672 km (0.113 R)
• M12: 14,616,759 km (0.067 R)
• M13: 18,916,501 km (0.066 R)
• M14: 24,947,689 km (0.061 R)
• M15: 40,882,704 km (0.077 R)
• M16: 44,923,193 km (0.119 R)
• M17: 46,670,197 km (0.096 R)
• M18: 53,302,170 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.2

Radius: 4.4

Gravity: 20.21 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 9.9 AU - 15.88 AU

Year: 17719 Days

Day: 22.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,232,955 km

• M1: 54,902 km (0.082 R)
• M2: 297,550 km (0.048 R)
• M3: 641,027 km (0.116 R)
• M4: 1,101,040 km (0.093 R)
• M5: 1,473,689 km (0.116 R)
• M6: 1,979,030 km (0.096 R)
• M7: 3,722,593 km (0.117 R)
• M8: 3,890,891 km (0.069 R)
• M9: 4,876,591 km (0.117 R)
• M10: 5,391,657 km (0.07 R)
• M11: 6,569,590 km (0.101 R)
• M12: 7,817,536 km (0.084 R)
• M13: 9,013,571 km (0.048 R)
• M14: 11,523,823 km (0.093 R)
• M15: 15,377,464 km (0.101 R)
• M16: 19,754,399 km (0.094 R)
• M17: 21,409,699 km (0.063 R)
• M18: 23,534,438 km (0.09 R)
• M19: 27,769,703 km (0.06 R)
• M20: 47,305,091 km (0.063 R)
• M21: 48,840,713 km (0.066 R)
• M22: 51,849,425 km (0.078 R)
• M23: 52,011,140 km (0.114 R)
• M24: 52,173,155 km (0.111 R)
• M25: 54,644,213 km (0.075 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 19,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit