🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 12.8

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.35 AU - 1.79 AU

Year: 1358 Days

Day: 12.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,794,702 km

• M1: 159,172 km (0.116 R)
• M2: 803,041 km (0.098 R)
• M3: 1,267,244 km (0.112 R)
• M4: 1,735,634 km (0.114 R)
• M5: 2,182,334 km (0.05 R)
• M6: 2,826,053 km (0.114 R)
• M7: 3,530,211 km (0.095 R)
• M8: 5,719,426 km (0.096 R)
• M9: 6,577,519 km (0.082 R)
• M10: 8,065,420 km (0.116 R)
• M11: 8,549,967 km (0.11 R)
• M12: 9,236,472 km (0.072 R)
• M13: 11,236,146 km (0.065 R)
• M14: 11,950,626 km (0.081 R)
• M15: 12,733,172 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312

Radius: 11.4

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.98 AU - 2.18 AU

Year: 2071 Days

Day: 10.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,794,702 km

• M1: 141,819 km (0.112 R)
• M2: 737,368 km (0.095 R)
• M3: 1,229,246 km (0.116 R)
• M4: 1,690,157 km (0.088 R)
• M5: 2,140,895 km (0.073 R)
• M6: 4,209,235 km (0.086 R)
• M7: 4,596,095 km (0.083 R)
• M8: 5,128,514 km (0.081 R)
• M9: 5,635,950 km (0.076 R)
• M10: 6,340,855 km (0.099 R)
• M11: 7,258,189 km (0.116 R)
• M12: 7,708,329 km (0.097 R)
• M13: 8,149,045 km (0.096 R)
• M14: 9,355,552 km (0.096 R)
• M15: 10,745,166 km (0.117 R)
• M16: 11,226,123 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.1

Radius: 14

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.49 AU - 4.91 AU

Year: 7033 Days

Day: 13.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,794,702 km

• M1: 174,431 km (0.045 R)
• M2: 616,493 km (0.064 R)
• M3: 1,266,346 km (0.064 R)
• M4: 1,814,921 km (0.106 R)
• M5: 2,272,990 km (0.102 R)
• M6: 2,849,391 km (0.06 R)
• M7: 3,569,704 km (0.061 R)
• M8: 4,602,827 km (0.087 R)
• M9: 7,810,804 km (0.047 R)
• M10: 9,271,478 km (0.097 R)
• M11: 10,114,910 km (0.088 R)
• M12: 10,655,258 km (0.12 R)
• M13: 12,063,871 km (0.108 R)
• M14: 12,898,179 km (0.111 R)
• M15: 14,496,782 km (0.099 R)
• M16: 15,568,950 km (0.037 R)
• M17: 20,237,899 km (0.026 R)
• M18: 21,900,231 km (0.09 R)
• M19: 24,518,193 km (0.103 R)
• M20: 25,948,050 km (0.033 R)
• M21: 26,498,420 km (0.105 R)
• M22: 31,082,698 km (0.094 R)
• M23: 32,756,847 km (0.027 R)
• M24: 40,424,337 km (0.081 R)
• M25: 42,165,057 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.6

Radius: 5.3

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.34 AU - 8.1 AU

Year: 12024 Days

Day: 22.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,794,702 km

• M1: 65,973 km (0.098 R)
• M2: 241,152 km (0.036 R)
• M3: 1,134,550 km (0.12 R)
• M4: 1,892,862 km (0.093 R)
• M5: 2,281,966 km (0.103 R)
• M6: 3,531,108 km (0.081 R)
• M7: 6,184,526 km (0.087 R)
• M8: 7,563,220 km (0.04 R)
• M9: 7,780,884 km (0.1 R)
• M10: 8,420,415 km (0.11 R)
• M11: 9,175,735 km (0.103 R)
• M12: 9,675,691 km (0.093 R)
• M13: 10,018,869 km (0.117 R)
• M14: 10,237,431 km (0.055 R)
• M15: 10,820,564 km (0.116 R)
• M16: 13,910,059 km (0.075 R)
• M17: 15,949,676 km (0.09 R)
• M18: 19,777,586 km (0.113 R)
• M19: 20,330,351 km (0.094 R)
• M20: 25,369,405 km (0.097 R)
• M21: 26,518,167 km (0.069 R)
• M22: 28,655,023 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219

Radius: 3.8

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.9 AU - 9.52 AU

Year: 19293 Days

Day: 16.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,794,702 km

• M1: 47,572 km (0.072 R)
• M2: 189,541 km (0.073 R)
• M3: 587,620 km (0.099 R)
• M4: 939,175 km (0.119 R)
• M5: 1,161,328 km (0.101 R)
• M6: 1,323,792 km (0.116 R)
• M7: 1,725,761 km (0.093 R)
• M8: 2,185,924 km (0.033 R)
• M9: 2,576,375 km (0.11 R)
• M10: 2,943,189 km (0.077 R)
• M11: 3,468,576 km (0.086 R)
• M12: 3,596,183 km (0.043 R)
• M13: 6,127,978 km (0.117 R)
• M14: 8,675,929 km (0.09 R)
• M15: 9,494,827 km (0.099 R)
• M16: 9,694,840 km (0.07 R)
• M17: 10,629,527 km (0.112 R)
• M18: 11,340,865 km (0.065 R)
• M19: 11,736,701 km (0.079 R)
• M20: 12,857,787 km (0.113 R)
• M21: 14,112,764 km (0.079 R)
• M22: 15,516,142 km (0.078 R)
• M23: 17,528,383 km (0.102 R)
• M24: 19,146,882 km (0.03 R)
• M25: 19,546,458 km (0.115 R)
• M26: 20,197,358 km (0.085 R)
• M27: 27,620,255 km (0.075 R)
• M28: 30,340,842 km (0.095 R)
• M29: 34,277,809 km (0.1 R)
• M30: 34,630,261 km (0.094 R)
• M31: 37,413,380 km (0.118 R)
• M32: 38,668,506 km (0.067 R)
• M33: 42,602,182 km (0.067 R)
• M34: 48,693,060 km (0.118 R)
• M35: 49,287,412 km (0.068 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 13,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit