🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.2

Radius: 9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.43 AU - 0.61 AU

Year: 250 Days

Day: 7.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 35,030,894 km

• M1: 112,049 km (0.118 R)
• M2: 408,103 km (0.036 R)
• M3: 924,814 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.6

Radius: 8.4

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.49 AU - 0.79 AU

Year: 341 Days

Day: 13.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 35,030,894 km

• M1: 104,419 km (0.116 R)
• M2: 398,080 km (0.111 R)
• M3: 757,863 km (0.106 R)
• M4: 1,292,226 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.1

Radius: 14.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.26 AU - 1.58 AU

Year: 1128 Days

Day: 10.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,030,894 km

• M1: 176,825 km (0.069 R)
• M2: 644,019 km (0.117 R)
• M3: 1,328,130 km (0.069 R)
• M4: 1,928,017 km (0.045 R)
• M5: 2,937,953 km (0.051 R)
• M6: 3,441,798 km (0.103 R)
• M7: 4,338,488 km (0.113 R)
• M8: 5,224,107 km (0.093 R)
• M9: 6,087,586 km (0.113 R)
• M10: 6,700,788 km (0.114 R)
• M11: 7,721,045 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.9

Radius: 12

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.08 AU - 3.84 AU

Year: 4292 Days

Day: 13 Hours

Environment

Temp: -221 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,030,894 km

• M1: 149,299 km (0.075 R)
• M2: 570,267 km (0.084 R)
• M3: 1,496,128 km (0.081 R)
• M4: 2,065,199 km (0.116 R)
• M5: 2,457,444 km (0.104 R)
• M6: 3,256,446 km (0.112 R)
• M7: 3,663,951 km (0.112 R)
• M8: 4,059,787 km (0.062 R)
• M9: 4,533,414 km (0.073 R)
• M10: 5,312,968 km (0.055 R)
• M11: 6,489,256 km (0.052 R)
• M12: 7,105,450 km (0.115 R)
• M13: 7,514,600 km (0.101 R)
• M14: 7,903,405 km (0.098 R)
• M15: 9,032,869 km (0.05 R)
• M16: 9,554,517 km (0.083 R)
• M17: 10,702,381 km (0.025 R)
• M18: 11,940,004 km (0.09 R)
• M19: 12,421,859 km (0.114 R)
• M20: 13,017,109 km (0.071 R)
• M21: 15,647,937 km (0.107 R)
• M22: 16,460,403 km (0.062 R)
• M23: 20,400,662 km (0.061 R)
• M24: 22,009,736 km (0.067 R)
• M25: 23,029,695 km (0.12 R)
• M26: 25,321,235 km (0.047 R)
• M27: 25,877,140 km (0.083 R)
• M28: 27,510,151 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.2

Radius: 8.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.86 AU - 4.28 AU

Year: 5475 Days

Day: 8.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,030,894 km

• M1: 110,702 km (0.111 R)
• M2: 404,513 km (0.119 R)
• M3: 889,060 km (0.059 R)
• M4: 1,227,002 km (0.047 R)
• M5: 1,929,962 km (0.108 R)
• M6: 2,492,001 km (0.072 R)
• M7: 2,896,215 km (0.045 R)
• M8: 3,232,361 km (0.086 R)
• M9: 3,555,044 km (0.103 R)
• M10: 4,047,370 km (0.098 R)
• M11: 5,092,760 km (0.075 R)
• M12: 5,828,333 km (0.102 R)
• M13: 6,784,413 km (0.11 R)
• M14: 7,412,574 km (0.052 R)
• M15: 8,533,212 km (0.12 R)
• M16: 11,149,679 km (0.118 R)
• M17: 11,537,736 km (0.036 R)
• M18: 12,069,257 km (0.084 R)
• M19: 13,469,194 km (0.102 R)
• M20: 15,983,934 km (0.06 R)
• M21: 16,868,656 km (0.097 R)
• M22: 18,856,662 km (0.107 R)
• M23: 19,469,864 km (0.073 R)
• M24: 21,855,052 km (0.074 R)
• M25: 23,361,951 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.6

Radius: 3.4

Gravity: 14.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.44 AU - 8.66 AU

Year: 12483 Days

Day: 21.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,030,894 km

• M1: 42,336 km (0.112 R)
• M2: 165,156 km (0.104 R)
• M3: 313,856 km (0.085 R)
• M4: 629,358 km (0.067 R)
• M5: 769,980 km (0.069 R)
• M6: 1,146,368 km (0.101 R)
• M7: 1,265,748 km (0.116 R)
• M8: 1,917,097 km (0.098 R)
• M9: 2,248,157 km (0.092 R)
• M10: 3,470,222 km (0.074 R)
• M11: 3,744,883 km (0.109 R)
• M12: 5,019,009 km (0.106 R)
• M13: 5,460,472 km (0.028 R)
• M14: 6,088,633 km (0.034 R)
• M15: 6,590,385 km (0.104 R)
• M16: 7,011,203 km (0.101 R)
• M17: 8,502,694 km (0.067 R)
• M18: 10,147,224 km (0.033 R)
• M19: 12,250,270 km (0.094 R)
• M20: 12,618,132 km (0.114 R)
• M21: 13,541,898 km (0.108 R)
• M22: 15,401,400 km (0.093 R)
• M23: 15,953,566 km (0.086 R)
• M24: 16,710,082 km (0.085 R)
• M25: 19,263,419 km (0.082 R)
• M26: 20,266,024 km (0.09 R)
• M27: 20,706,140 km (0.114 R)
• M28: 27,914,215 km (0.11 R)
• M29: 28,825,864 km (0.102 R)
• M30: 34,612,759 km (0.112 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: 259 - 11,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit