🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.5

Radius: 11.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.44 AU - 2.94 AU

Year: 2992 Days

Day: 8.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,530,892 km

• M1: 141,819 km (0.109 R)
• M2: 749,186 km (0.098 R)
• M3: 1,123,031 km (0.065 R)
• M4: 1,564,943 km (0.063 R)
• M5: 2,210,907 km (0.111 R)
• M6: 2,795,087 km (0.107 R)
• M7: 3,676,966 km (0.057 R)
• M8: 4,563,633 km (0.073 R)
• M9: 5,046,385 km (0.059 R)
• M10: 5,514,776 km (0.083 R)
• M11: 6,730,558 km (0.047 R)
• M12: 7,837,881 km (0.094 R)
• M13: 8,894,641 km (0.109 R)
• M14: 9,509,937 km (0.066 R)
• M15: 10,560,712 km (0.059 R)
• M16: 11,172,567 km (0.096 R)
• M17: 12,258,798 km (0.118 R)
• M18: 13,021,298 km (0.119 R)
• M19: 15,841,667 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.8

Radius: 10.1

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.16 AU - 3.54 AU

Year: 3263 Days

Day: 7.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,530,892 km

• M1: 125,662 km (0.112 R)
• M2: 440,566 km (0.117 R)
• M3: 845,976 km (0.094 R)
• M4: 1,229,994 km (0.073 R)
• M5: 1,828,834 km (0.116 R)
• M6: 2,661,047 km (0.066 R)
• M7: 3,486,528 km (0.089 R)
• M8: 4,222,400 km (0.037 R)
• M9: 4,711,585 km (0.091 R)
• M10: 5,776,123 km (0.08 R)
• M11: 6,560,166 km (0.049 R)
• M12: 6,962,135 km (0.12 R)
• M13: 7,347,799 km (0.062 R)
• M14: 7,815,890 km (0.074 R)
• M15: 8,923,064 km (0.107 R)
• M16: 9,534,022 km (0.09 R)
• M17: 11,314,386 km (0.093 R)
• M18: 12,030,362 km (0.063 R)
• M19: 12,492,918 km (0.055 R)
• M20: 14,462,973 km (0.12 R)
• M21: 15,092,331 km (0.117 R)
• M22: 17,381,178 km (0.069 R)
• M23: 19,133,568 km (0.073 R)
• M24: 19,637,114 km (0.06 R)
• M25: 20,868,454 km (0.112 R)
• M26: 21,672,094 km (0.108 R)
• M27: 22,150,358 km (0.05 R)
• M28: 23,699,594 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.5

Radius: 12.5

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.35 AU - 3.81 AU

Year: 4594 Days

Day: 11.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,530,892 km

• M1: 156,031 km (0.078 R)
• M2: 588,219 km (0.11 R)
• M3: 1,243,009 km (0.116 R)
• M4: 2,268,951 km (0.037 R)
• M5: 2,765,317 km (0.097 R)
• M6: 3,242,983 km (0.102 R)
• M7: 3,775,551 km (0.084 R)
• M8: 4,278,050 km (0.045 R)
• M9: 5,786,595 km (0.072 R)
• M10: 6,963,033 km (0.119 R)
• M11: 7,624,555 km (0.098 R)
• M12: 9,594,609 km (0.077 R)
• M13: 13,631,208 km (0.117 R)
• M14: 14,466,114 km (0.07 R)
• M15: 16,510,070 km (0.106 R)
• M16: 16,952,132 km (0.067 R)
• M17: 19,160,495 km (0.106 R)
• M18: 20,333,941 km (0.109 R)
• M19: 20,778,097 km (0.073 R)
• M20: 21,883,775 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.4

Radius: 3

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.16 AU - 7.72 AU

Year: 12400 Days

Day: 24.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,530,892 km

• M1: 37,399 km (0.115 R)
• M2: 372,050 km (0.109 R)
• M3: 756,068 km (0.089 R)
• M4: 1,435,541 km (0.095 R)
• M5: 2,181,885 km (0.106 R)
• M6: 2,463,279 km (0.112 R)
• M7: 2,681,243 km (0.11 R)
• M8: 5,282,450 km (0.113 R)
• M9: 5,644,328 km (0.119 R)
• M10: 6,022,511 km (0.115 R)
• M11: 7,953,371 km (0.106 R)
• M12: 8,317,043 km (0.088 R)
• M13: 8,883,122 km (0.048 R)
• M14: 9,555,115 km (0.106 R)
• M15: 9,677,187 km (0.092 R)
• M16: 13,026,683 km (0.108 R)
• M17: 14,154,203 km (0.079 R)
• M18: 14,365,884 km (0.112 R)
• M19: 16,659,668 km (0.072 R)
• M20: 18,171,653 km (0.12 R)
• M21: 18,992,946 km (0.097 R)
• M22: 21,535,062 km (0.099 R)
• M23: 23,473,103 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.5

Radius: 7.5

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.84 AU - 12.36 AU

Year: 23407 Days

Day: 18.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,530,892 km

• M1: 93,499 km (0.115 R)
• M2: 329,564 km (0.081 R)
• M3: 843,582 km (0.108 R)
• M4: 1,747,004 km (0.097 R)
• M5: 2,140,147 km (0.09 R)
• M6: 2,683,935 km (0.114 R)
• M7: 3,209,024 km (0.053 R)
• M8: 4,838,893 km (0.114 R)
• M9: 5,694,144 km (0.083 R)
• M10: 7,137,763 km (0.101 R)
• M11: 8,446,445 km (0.064 R)
• M12: 9,681,525 km (0.111 R)
• M13: 10,371,620 km (0.059 R)
• M14: 14,249,048 km (0.117 R)
• M15: 15,293,540 km (0.087 R)
• M16: 16,791,463 km (0.054 R)
• M17: 19,441,440 km (0.077 R)
• M18: 19,984,780 km (0.082 R)
• M19: 20,724,840 km (0.117 R)
• M20: 25,446,149 km (0.093 R)
• M21: 26,315,313 km (0.083 R)
• M22: 26,646,223 km (0.118 R)
• M23: 27,998,139 km (0.107 R)
• M24: 28,690,927 km (0.043 R)
• M25: 33,217,758 km (0.08 R)
• M26: 33,863,872 km (0.036 R)
• M27: 37,359,375 km (0.111 R)
• M28: 38,198,919 km (0.118 R)
• M29: 39,481,720 km (0.072 R)
• M30: 40,645,741 km (0.046 R)
• M31: 41,384,905 km (0.108 R)
• M32: 47,135,148 km (0.094 R)
• M33: 48,115,163 km (0.102 R)
• M34: 50,794,910 km (0.038 R)
• M35: 54,460,806 km (0.1 R)
• M36: 54,998,460 km (0.108 R)
• M37: 57,554,639 km (0.088 R)
• M38: 60,380,094 km (0.032 R)
• M39: 68,572,373 km (0.101 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 10,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit