🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987

Radius: 12

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.7 AU - 0.72 AU

Year: 413 Days

Day: 10.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,883,952 km

• M1: 149,299 km (0.101 R)
• M2: 535,710 km (0.1 R)
• M3: 1,276,818 km (0.077 R)
• M4: 1,844,841 km (0.063 R)
• M5: 2,224,969 km (0.109 R)
• M6: 2,648,032 km (0.079 R)
• M7: 3,147,838 km (0.12 R)
• M8: 4,112,595 km (0.107 R)
• M9: 4,817,351 km (0.066 R)
• M10: 5,431,151 km (0.062 R)
• M11: 5,934,099 km (0.052 R)
• M12: 6,373,767 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.2

Radius: 11.9

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.68 AU - 1.86 AU

Year: 1625 Days

Day: 9.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,883,952 km

• M1: 148,999 km (0.055 R)
• M2: 667,805 km (0.081 R)
• M3: 1,170,454 km (0.04 R)
• M4: 1,694,495 km (0.075 R)
• M5: 2,546,156 km (0.107 R)
• M6: 3,194,663 km (0.073 R)
• M7: 3,713,618 km (0.042 R)
• M8: 4,455,324 km (0.11 R)
• M9: 5,209,147 km (0.07 R)
• M10: 6,521,570 km (0.111 R)
• M11: 7,601,816 km (0.119 R)
• M12: 8,414,731 km (0.069 R)
• M13: 9,378,141 km (0.113 R)
• M14: 10,016,774 km (0.105 R)
• M15: 10,514,486 km (0.043 R)
• M16: 11,203,833 km (0.09 R)
• M17: 11,595,630 km (0.092 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.9

Radius: 5.5

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.08 AU - 6.9 AU

Year: 10119 Days

Day: 17.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,883,952 km

• M1: 80,932 km (0.111 R)
• M2: 417,079 km (0.085 R)
• M3: 946,955 km (0.083 R)
• M4: 1,915,900 km (0.068 R)
• M5: 2,145,981 km (0.099 R)
• M6: 2,930,622 km (0.065 R)
• M7: 3,398,116 km (0.114 R)
• M8: 5,572,521 km (0.112 R)
• M9: 7,936,915 km (0.077 R)
• M10: 8,156,824 km (0.107 R)
• M11: 14,034,674 km (0.093 R)
• M12: 16,040,183 km (0.111 R)
• M13: 20,609,500 km (0.088 R)
• M14: 24,324,913 km (0.094 R)
• M15: 24,556,490 km (0.068 R)
• M16: 25,338,738 km (0.048 R)
• M17: 25,816,105 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.1

Radius: 7.7

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.31 AU - 9.71 AU

Year: 17136 Days

Day: 15.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,883,952 km

• M1: 95,892 km (0.09 R)
• M2: 1,026,241 km (0.106 R)
• M3: 1,908,869 km (0.033 R)
• M4: 2,614,223 km (0.084 R)
• M5: 3,482,190 km (0.115 R)
• M6: 4,040,938 km (0.087 R)
• M7: 4,593,403 km (0.05 R)
• M8: 7,187,131 km (0.099 R)
• M9: 7,858,526 km (0.097 R)
• M10: 8,817,897 km (0.114 R)
• M11: 11,674,767 km (0.077 R)
• M12: 12,856,740 km (0.116 R)
• M13: 18,964,971 km (0.088 R)
• M14: 22,035,916 km (0.094 R)
• M15: 27,187,019 km (0.104 R)
• M16: 32,725,731 km (0.109 R)
• M17: 33,087,459 km (0.112 R)
• M18: 45,368,397 km (0.099 R)
• M19: 46,119,528 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.2

Radius: 6.3

Gravity: 17.87 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.07 AU - 10.53 AU

Year: 19577 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,883,952 km

• M1: 78,389 km (0.085 R)
• M2: 394,639 km (0.095 R)
• M3: 750,682 km (0.12 R)
• M4: 1,262,756 km (0.117 R)
• M5: 2,004,761 km (0.085 R)
• M6: 2,704,730 km (0.088 R)
• M7: 4,012,215 km (0.093 R)
• M8: 5,114,153 km (0.106 R)
• M9: 6,848,890 km (0.114 R)
• M10: 8,673,236 km (0.081 R)
• M11: 9,161,673 km (0.115 R)
• M12: 9,668,211 km (0.107 R)
• M13: 10,016,176 km (0.11 R)
• M14: 10,493,094 km (0.111 R)
• M15: 10,798,872 km (0.083 R)
• M16: 12,014,953 km (0.114 R)
• M17: 12,349,603 km (0.112 R)
• M18: 13,462,462 km (0.103 R)
• M19: 19,033,337 km (0.12 R)
• M20: 20,137,220 km (0.076 R)
• M21: 21,872,106 km (0.076 R)
• M22: 23,599,962 km (0.062 R)
• M23: 26,754,083 km (0.104 R)
• M24: 31,171,708 km (0.116 R)
• M25: 40,513,946 km (0.09 R)
• M26: 42,028,175 km (0.091 R)
• M27: 44,848,394 km (0.111 R)
• M28: 48,970,863 km (0.077 R)
• M29: 51,036,510 km (0.082 R)
• M30: 53,518,937 km (0.083 R)
• M31: 56,640,147 km (0.118 R)
• M32: 60,464,916 km (0.094 R)
• M33: 60,856,563 km (0.042 R)
• M34: 64,458,431 km (0.105 R)
• M35: 65,896,665 km (0.032 R)
• M36: 72,965,763 km (0.069 R)
• M37: 75,203,747 km (0.063 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: 541 - 19,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit