🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.4

Radius: 11.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.74 AU - 0.96 AU

Year: 541 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,437,381 km

• M1: 141,819 km (0.1 R)
• M2: 530,025 km (0.107 R)
• M3: 887,115 km (0.11 R)
• M4: 1,396,795 km (0.103 R)
• M5: 2,105,889 km (0.108 R)
• M6: 2,487,813 km (0.094 R)
• M7: 3,533,352 km (0.094 R)
• M8: 4,480,307 km (0.068 R)
• M9: 4,836,200 km (0.116 R)
• M10: 5,257,318 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.9

Radius: 10

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.28 AU - 2.42 AU

Year: 2487 Days

Day: 13.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,437,381 km

• M1: 124,316 km (0.062 R)
• M2: 458,667 km (0.062 R)
• M3: 967,449 km (0.12 R)
• M4: 1,382,883 km (0.09 R)
• M5: 1,868,029 km (0.05 R)
• M6: 2,363,497 km (0.12 R)
• M7: 2,689,321 km (0.1 R)
• M8: 3,199,749 km (0.036 R)
• M9: 3,543,824 km (0.058 R)
• M10: 4,200,858 km (0.091 R)
• M11: 4,797,005 km (0.099 R)
• M12: 6,464,722 km (0.092 R)
• M13: 9,368,567 km (0.041 R)
• M14: 10,582,703 km (0.106 R)
• M15: 11,813,445 km (0.027 R)
• M16: 12,157,221 km (0.083 R)
• M17: 12,775,060 km (0.078 R)
• M18: 13,367,168 km (0.105 R)
• M19: 15,816,833 km (0.1 R)
• M20: 18,551,482 km (0.113 R)
• M21: 19,192,808 km (0.101 R)
• M22: 20,274,251 km (0.055 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.8

Radius: 4.3

Gravity: 27.14 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.81 AU - 8.23 AU

Year: 12839 Days

Day: 16.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,437,381 km

• M1: 54,005 km (0.101 R)
• M2: 270,323 km (0.105 R)
• M3: 532,419 km (0.093 R)
• M4: 698,472 km (0.062 R)
• M5: 1,002,306 km (0.086 R)
• M6: 1,349,223 km (0.092 R)
• M7: 1,602,044 km (0.079 R)
• M8: 1,902,586 km (0.088 R)
• M9: 2,277,328 km (0.114 R)
• M10: 3,390,636 km (0.085 R)
• M11: 4,135,783 km (0.107 R)
• M12: 4,638,132 km (0.096 R)
• M13: 5,692,349 km (0.099 R)
• M14: 5,906,423 km (0.094 R)
• M15: 6,088,933 km (0.048 R)
• M16: 7,601,517 km (0.03 R)
• M17: 8,307,319 km (0.098 R)
• M18: 8,490,427 km (0.027 R)
• M19: 9,007,886 km (0.111 R)
• M20: 9,397,140 km (0.111 R)
• M21: 12,029,913 km (0.06 R)
• M22: 13,047,328 km (0.118 R)
• M23: 13,927,263 km (0.114 R)
• M24: 14,846,093 km (0.065 R)
• M25: 15,183,735 km (0.049 R)
• M26: 25,288,174 km (0.082 R)
• M27: 25,964,057 km (0.085 R)
• M28: 27,050,437 km (0.103 R)
• M29: 30,274,420 km (0.078 R)
• M30: 32,259,135 km (0.119 R)
• M31: 33,977,865 km (0.068 R)
• M32: 37,972,278 km (0.08 R)
• M33: 43,356,604 km (0.076 R)
• M34: 45,873,140 km (0.085 R)
• M35: 50,736,267 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.6

Radius: 3.2

Gravity: 92.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.87 AU - 10.13 AU

Year: 20211 Days

Day: 24.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,437,381 km

• M1: 39,943 km (0.096 R)
• M2: 294,857 km (0.105 R)
• M3: 563,086 km (0.044 R)
• M4: 2,101,102 km (0.109 R)
• M5: 2,683,636 km (0.106 R)
• M6: 2,971,313 km (0.106 R)
• M7: 3,732,616 km (0.115 R)
• M8: 4,158,372 km (0.118 R)
• M9: 4,365,415 km (0.105 R)
• M10: 4,989,538 km (0.076 R)
• M11: 5,342,888 km (0.041 R)
• M12: 6,503,319 km (0.078 R)
• M13: 6,735,195 km (0.11 R)
• M14: 7,020,778 km (0.106 R)
• M15: 7,314,289 km (0.092 R)
• M16: 7,769,814 km (0.052 R)
• M17: 8,460,956 km (0.036 R)
• M18: 8,906,010 km (0.076 R)
• M19: 10,210,204 km (0.026 R)
• M20: 10,650,620 km (0.091 R)
• M21: 11,169,127 km (0.082 R)
• M22: 13,712,141 km (0.061 R)
• M23: 14,016,572 km (0.078 R)
• M24: 14,797,174 km (0.112 R)
• M25: 18,857,111 km (0.109 R)
• M26: 21,495,120 km (0.112 R)
• M27: 24,591,197 km (0.067 R)
• M28: 24,927,643 km (0.075 R)
• M29: 25,954,931 km (0.065 R)
• M30: 29,709,389 km (0.075 R)
• M31: 30,733,835 km (0.085 R)
• M32: 32,583,015 km (0.096 R)
• M33: 34,644,922 km (0.093 R)
• M34: 36,792,250 km (0.046 R)
• M35: 37,824,026 km (0.085 R)
• M36: 39,791,089 km (0.077 R)
• M37: 45,760,642 km (0.116 R)
• M38: 54,168,192 km (0.074 R)
• M39: 81,900,645 km (0.075 R)
• M40: 83,909,446 km (0.104 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: 230 - 16,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit