🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.2

Radius: 9.5

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.9 AU - 2.14 AU

Year: 1883 Days

Day: 8.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,811,271 km

• M1: 118,182 km (0.094 R)
• M2: 432,936 km (0.088 R)
• M3: 757,115 km (0.109 R)
• M4: 1,267,543 km (0.04 R)
• M5: 1,824,496 km (0.072 R)
• M6: 2,153,910 km (0.094 R)
• M7: 2,467,916 km (0.105 R)
• M8: 2,888,436 km (0.031 R)
• M9: 3,911,984 km (0.068 R)
• M10: 5,876,952 km (0.119 R)
• M11: 6,363,744 km (0.061 R)
• M12: 7,654,025 km (0.063 R)
• M13: 8,017,698 km (0.088 R)
• M14: 8,329,460 km (0.079 R)
• M15: 8,977,518 km (0.067 R)
• M16: 10,857,514 km (0.057 R)
• M17: 12,564,875 km (0.072 R)
• M18: 13,548,182 km (0.047 R)
• M19: 14,581,903 km (0.098 R)
• M20: 16,155,972 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.8

Radius: 14

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.84 AU - 3.04 AU

Year: 2500 Days

Day: 8.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,811,271 km

• M1: 176,974 km (0.117 R)
• M2: 827,127 km (0.096 R)
• M3: 1,670,709 km (0.099 R)
• M4: 2,294,682 km (0.114 R)
• M5: 3,105,652 km (0.085 R)
• M6: 3,779,740 km (0.079 R)
• M7: 5,807,389 km (0.103 R)
• M8: 8,046,421 km (0.092 R)
• M9: 8,965,700 km (0.092 R)
• M10: 9,728,200 km (0.065 R)
• M11: 11,258,736 km (0.111 R)
• M12: 12,408,994 km (0.08 R)
• M13: 14,062,798 km (0.085 R)
• M14: 16,866,861 km (0.06 R)
• M15: 17,469,441 km (0.044 R)
• M16: 17,916,739 km (0.036 R)
• M17: 20,577,038 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.8

Radius: 12

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.86 AU - 3.48 AU

Year: 3703 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,811,271 km

• M1: 149,598 km (0.117 R)
• M2: 546,631 km (0.07 R)
• M3: 1,295,218 km (0.1 R)
• M4: 1,851,722 km (0.088 R)
• M5: 3,124,202 km (0.098 R)
• M6: 3,938,164 km (0.109 R)
• M7: 4,385,013 km (0.098 R)
• M8: 4,843,231 km (0.099 R)
• M9: 5,754,132 km (0.05 R)
• M10: 6,197,092 km (0.075 R)
• M11: 6,690,914 km (0.06 R)
• M12: 7,664,797 km (0.113 R)
• M13: 8,202,152 km (0.077 R)
• M14: 9,317,255 km (0.103 R)
• M15: 9,966,659 km (0.103 R)
• M16: 10,378,203 km (0.085 R)
• M17: 12,309,212 km (0.102 R)
• M18: 14,374,261 km (0.117 R)
• M19: 15,890,136 km (0.106 R)
• M20: 16,817,793 km (0.104 R)
• M21: 17,564,136 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.6

Radius: 8

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.68 AU - 4 AU

Year: 4004 Days

Day: 14 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,811,271 km

• M1: 100,231 km (0.11 R)
• M2: 366,964 km (0.117 R)
• M3: 1,251,087 km (0.112 R)
• M4: 2,270,148 km (0.069 R)
• M5: 3,442,097 km (0.09 R)
• M6: 5,054,314 km (0.109 R)
• M7: 5,525,397 km (0.12 R)
• M8: 6,587,542 km (0.117 R)
• M9: 13,790,530 km (0.114 R)
• M10: 15,960,298 km (0.05 R)
• M11: 16,912,787 km (0.11 R)
• M12: 18,347,880 km (0.081 R)
• M13: 19,459,541 km (0.111 R)
• M14: 20,754,311 km (0.113 R)
• M15: 25,140,371 km (0.099 R)
• M16: 27,506,860 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.3

Radius: 8.8

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.21 AU - 6.11 AU

Year: 7689 Days

Day: 7.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 21,811,271 km

• M1: 111,750 km (0.094 R)
• M2: 550,071 km (0.059 R)
• M3: 844,480 km (0.09 R)
• M4: 1,306,289 km (0.089 R)
• M5: 1,882,689 km (0.097 R)
• M6: 2,391,472 km (0.106 R)
• M7: 4,509,329 km (0.052 R)
• M8: 5,388,964 km (0.101 R)
• M9: 6,270,993 km (0.117 R)
• M10: 6,974,253 km (0.087 R)
• M11: 7,404,795 km (0.071 R)
• M12: 7,894,579 km (0.06 R)
• M13: 8,362,371 km (0.095 R)
• M14: 8,714,226 km (0.083 R)
• M15: 9,684,817 km (0.033 R)
• M16: 10,471,402 km (0.053 R)
• M17: 10,777,180 km (0.075 R)
• M18: 15,709,123 km (0.093 R)
• M19: 17,072,857 km (0.119 R)
• M20: 17,568,176 km (0.092 R)
• M21: 19,112,175 km (0.105 R)
• M22: 22,636,851 km (0.063 R)
• M23: 24,373,383 km (0.087 R)
• M24: 25,092,350 km (0.103 R)
• M25: 28,602,215 km (0.068 R)
• M26: 32,859,172 km (0.063 R)
• M27: 34,741,712 km (0.044 R)
• M28: 36,229,014 km (0.075 R)
• M29: 37,997,410 km (0.081 R)
• M30: 40,945,236 km (0.074 R)
• M31: 42,863,081 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.3

Radius: 4.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.61 AU - 9.77 AU

Year: 15376 Days

Day: 22.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,811,271 km

• M1: 53,556 km (0.113 R)
• M2: 224,995 km (0.079 R)
• M3: 458,368 km (0.074 R)
• M4: 629,209 km (0.102 R)
• M5: 1,219,372 km (0.115 R)
• M6: 1,832,125 km (0.094 R)
• M7: 2,157,500 km (0.097 R)
• M8: 2,839,068 km (0.117 R)
• M9: 3,060,174 km (0.057 R)
• M10: 5,164,118 km (0.055 R)
• M11: 5,314,614 km (0.109 R)
• M12: 6,111,821 km (0.085 R)
• M13: 6,280,418 km (0.096 R)
• M14: 7,077,475 km (0.094 R)
• M15: 9,306,184 km (0.112 R)
• M16: 11,788,611 km (0.034 R)
• M17: 12,449,385 km (0.109 R)
• M18: 21,811,220 km (0.094 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 12,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit