🌌 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: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.4

Radius: 12

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.7 AU - 1.02 AU

Year: 515 Days

Day: 6.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,617,637 km

• M1: 150,346 km (0.115 R)
• M2: 622,178 km (0.06 R)
• M3: 1,323,792 km (0.055 R)
• M4: 1,772,286 km (0.061 R)
• M5: 2,785,064 km (0.104 R)
• M6: 3,611,592 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 10.3

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.16 AU - 2.3 AU

Year: 2150 Days

Day: 8.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,617,637 km

• M1: 135,386 km (0.087 R)
• M2: 472,430 km (0.068 R)
• M3: 838,646 km (0.106 R)
• M4: 1,523,056 km (0.037 R)
• M5: 2,017,926 km (0.091 R)
• M6: 2,423,336 km (0.118 R)
• M7: 3,183,143 km (0.032 R)
• M8: 3,627,898 km (0.109 R)
• M9: 4,055,598 km (0.082 R)
• M10: 4,814,508 km (0.119 R)
• M11: 5,148,112 km (0.045 R)
• M12: 5,812,476 km (0.119 R)
• M13: 6,426,425 km (0.117 R)
• M14: 6,749,407 km (0.1 R)
• M15: 7,874,682 km (0.116 R)
• M16: 9,087,472 km (0.089 R)
• M17: 9,844,138 km (0.108 R)
• M18: 11,759,739 km (0.105 R)
• M19: 12,121,915 km (0.096 R)
• M20: 13,470,690 km (0.102 R)
• M21: 14,454,146 km (0.111 R)
• M22: 14,916,703 km (0.09 R)
• M23: 15,484,876 km (0.108 R)
• M24: 16,513,810 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.9

Radius: 9.6

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.76 AU - 2.72 AU

Year: 2165 Days

Day: 13.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,617,637 km

• M1: 119,379 km (0.111 R)
• M2: 451,187 km (0.03 R)
• M3: 808,277 km (0.101 R)
• M4: 1,312,721 km (0.079 R)
• M5: 2,240,228 km (0.074 R)
• M6: 2,698,297 km (0.072 R)
• M7: 3,555,044 km (0.092 R)
• M8: 5,205,408 km (0.095 R)
• M9: 6,056,171 km (0.115 R)
• M10: 6,900,950 km (0.026 R)
• M11: 7,439,203 km (0.108 R)
• M12: 7,874,234 km (0.103 R)
• M13: 8,353,246 km (0.072 R)
• M14: 8,851,556 km (0.066 R)
• M15: 9,223,756 km (0.064 R)
• M16: 9,968,753 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.3

Radius: 10.4

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.37 AU - 6.59 AU

Year: 8283 Days

Day: 14.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,617,637 km

• M1: 129,402 km (0.11 R)
• M2: 499,657 km (0.102 R)
• M3: 918,980 km (0.096 R)
• M4: 1,342,342 km (0.072 R)
• M5: 1,879,697 km (0.078 R)
• M6: 2,368,433 km (0.072 R)
• M7: 2,835,628 km (0.058 R)
• M8: 4,734,623 km (0.044 R)
• M9: 5,097,996 km (0.042 R)
• M10: 5,745,306 km (0.119 R)
• M11: 6,483,123 km (0.114 R)
• M12: 7,009,109 km (0.113 R)
• M13: 12,812,459 km (0.086 R)
• M14: 15,146,784 km (0.067 R)
• M15: 15,872,184 km (0.061 R)
• M16: 18,856,812 km (0.111 R)
• M17: 20,560,582 km (0.074 R)
• M18: 21,449,941 km (0.068 R)
• M19: 23,132,468 km (0.096 R)
• M20: 24,810,657 km (0.118 R)
• M21: 25,911,548 km (0.079 R)
• M22: 27,044,602 km (0.099 R)
• M23: 28,111,983 km (0.101 R)
• M24: 39,754,587 km (0.107 R)
• M25: 40,252,449 km (0.106 R)
• M26: 41,260,738 km (0.051 R)
• M27: 42,804,588 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.3

Radius: 6

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.4 AU - 7.72 AU

Year: 12112 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,617,637 km

• M1: 74,649 km (0.043 R)
• M2: 303,983 km (0.104 R)
• M3: 676,033 km (0.071 R)
• M4: 1,760,318 km (0.115 R)
• M5: 2,014,485 km (0.088 R)
• M6: 2,534,188 km (0.111 R)
• M7: 2,996,894 km (0.064 R)
• M8: 3,236,400 km (0.044 R)
• M9: 3,488,473 km (0.101 R)
• M10: 4,206,094 km (0.101 R)
• M11: 5,219,021 km (0.112 R)
• M12: 5,566,387 km (0.083 R)
• M13: 7,070,893 km (0.102 R)
• M14: 10,255,532 km (0.077 R)
• M15: 13,240,160 km (0.115 R)
• M16: 13,496,271 km (0.052 R)
• M17: 13,755,524 km (0.067 R)
• M18: 15,665,141 km (0.036 R)
• M19: 22,351,717 km (0.119 R)
• M20: 25,664,562 km (0.047 R)
• M21: 28,327,404 km (0.106 R)
• M22: 28,752,711 km (0.111 R)
• M23: 34,676,936 km (0.081 R)
• M24: 38,051,565 km (0.034 R)
• M25: 41,502,040 km (0.12 R)
• M26: 47,956,739 km (0.077 R)
• M27: 54,720,208 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.4

Radius: 4.1

Gravity: 40.89 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.77 AU - 8.15 AU

Year: 13156 Days

Day: 15.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 61.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,617,637 km

• M1: 51,013 km (0.075 R)
• M2: 554,260 km (0.064 R)
• M3: 733,329 km (0.081 R)
• M4: 1,028,186 km (0.119 R)
• M5: 1,328,279 km (0.025 R)
• M6: 1,469,500 km (0.103 R)
• M7: 1,652,458 km (0.09 R)
• M8: 1,833,172 km (0.103 R)
• M9: 3,598,876 km (0.095 R)
• M10: 5,951,751 km (0.059 R)
• M11: 8,286,226 km (0.112 R)
• M12: 8,524,685 km (0.114 R)
• M13: 9,524,597 km (0.098 R)
• M14: 14,445,320 km (0.115 R)
• M15: 20,654,679 km (0.091 R)
• M16: 34,049,223 km (0.06 R)
• M17: 40,360,758 km (0.105 R)
• M18: 41,598,830 km (0.096 R)
• M19: 44,731,409 km (0.117 R)
• M20: 49,096,076 km (0.101 R)
• M21: 56,417,247 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 11,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit