🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.5

Radius: 12

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.67 AU - 2.67 AU

Year: 2064 Days

Day: 10.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,546,505 km

• M1: 151,243 km (0.078 R)
• M2: 553,213 km (0.084 R)
• M3: 967,001 km (0.117 R)
• M4: 1,469,649 km (0.081 R)
• M5: 2,284,808 km (0.057 R)
• M6: 2,878,413 km (0.077 R)
• M7: 3,295,940 km (0.057 R)
• M8: 3,698,957 km (0.097 R)
• M9: 4,799,399 km (0.116 R)
• M10: 5,226,650 km (0.112 R)
• M11: 5,927,965 km (0.117 R)
• M12: 7,197,004 km (0.103 R)
• M13: 7,698,157 km (0.059 R)
• M14: 8,159,517 km (0.078 R)
• M15: 9,446,507 km (0.115 R)
• M16: 10,266,303 km (0.076 R)
• M17: 11,524,870 km (0.105 R)
• M18: 12,336,140 km (0.09 R)
• M19: 13,098,490 km (0.077 R)
• M20: 13,891,957 km (0.063 R)
• M21: 14,531,040 km (0.076 R)
• M22: 15,818,928 km (0.06 R)
• M23: 17,811,721 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.8

Radius: 14.2

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.62 AU - 4.54 AU

Year: 5321 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,546,505 km

• M1: 176,675 km (0.038 R)
• M2: 647,160 km (0.074 R)
• M3: 1,502,112 km (0.087 R)
• M4: 2,031,389 km (0.032 R)
• M5: 2,581,461 km (0.093 R)
• M6: 3,311,648 km (0.057 R)
• M7: 4,104,966 km (0.047 R)
• M8: 4,807,028 km (0.112 R)
• M9: 6,040,612 km (0.082 R)
• M10: 7,692,921 km (0.115 R)
• M11: 8,843,478 km (0.082 R)
• M12: 9,974,438 km (0.115 R)
• M13: 10,872,773 km (0.101 R)
• M14: 12,625,013 km (0.117 R)
• M15: 13,196,327 km (0.079 R)
• M16: 14,390,717 km (0.067 R)
• M17: 16,134,130 km (0.093 R)
• M18: 17,884,874 km (0.046 R)
• M19: 18,407,569 km (0.087 R)
• M20: 23,816,879 km (0.095 R)
• M21: 26,082,239 km (0.05 R)
• M22: 31,509,052 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.1

Radius: 8.2

Gravity: 13.46 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.06 AU - 6.42 AU

Year: 8879 Days

Day: 13.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,546,505 km

• M1: 102,774 km (0.076 R)
• M2: 455,974 km (0.118 R)
• M3: 815,009 km (0.108 R)
• M4: 1,200,972 km (0.115 R)
• M5: 4,204,448 km (0.067 R)
• M6: 5,599,747 km (0.111 R)
• M7: 7,568,904 km (0.086 R)
• M8: 8,894,042 km (0.107 R)
• M9: 9,562,745 km (0.111 R)
• M10: 10,213,346 km (0.084 R)
• M11: 13,174,037 km (0.095 R)
• M12: 13,727,998 km (0.119 R)
• M13: 15,551,147 km (0.114 R)
• M14: 16,031,057 km (0.073 R)
• M15: 17,165,159 km (0.087 R)
• M16: 18,427,615 km (0.115 R)
• M17: 18,733,543 km (0.107 R)
• M18: 19,198,643 km (0.107 R)
• M19: 22,760,418 km (0.109 R)
• M20: 26,254,726 km (0.042 R)
• M21: 32,253,002 km (0.1 R)
• M22: 38,978,922 km (0.084 R)
• M23: 41,544,226 km (0.066 R)
• M24: 44,493,847 km (0.11 R)
• M25: 45,879,423 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.4

Radius: 7.4

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.56 AU - 8.68 AU

Year: 14940 Days

Day: 21.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 112.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,546,505 km

• M1: 93,199 km (0.037 R)
• M2: 327,320 km (0.096 R)
• M3: 1,036,863 km (0.115 R)
• M4: 2,456,247 km (0.078 R)
• M5: 4,750,331 km (0.074 R)
• M6: 5,493,683 km (0.056 R)
• M7: 6,213,697 km (0.113 R)
• M8: 9,382,928 km (0.088 R)
• M9: 10,180,135 km (0.047 R)
• M10: 10,502,070 km (0.091 R)
• M11: 13,712,889 km (0.102 R)
• M12: 16,559,587 km (0.082 R)
• M13: 21,084,623 km (0.076 R)
• M14: 22,681,281 km (0.08 R)
• M15: 28,042,121 km (0.042 R)
• M16: 32,576,732 km (0.102 R)
• M17: 34,395,991 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.6

Radius: 4.3

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.34 AU - 12.3 AU

Year: 22980 Days

Day: 22.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,546,505 km

• M1: 54,304 km (0.115 R)
• M2: 220,208 km (0.089 R)
• M3: 379,231 km (0.064 R)
• M4: 573,109 km (0.107 R)
• M5: 1,624,334 km (0.098 R)
• M6: 1,953,299 km (0.091 R)
• M7: 2,784,914 km (0.092 R)
• M8: 3,472,615 km (0.083 R)
• M9: 4,182,457 km (0.11 R)
• M10: 5,338,699 km (0.091 R)
• M11: 8,848,864 km (0.052 R)
• M12: 14,401,637 km (0.104 R)
• M13: 35,256,179 km (0.043 R)
• M14: 41,679,612 km (0.082 R)
• M15: 41,941,109 km (0.115 R)
• M16: 45,857,133 km (0.104 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: 262 - 14,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit