🌌 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: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826

Radius: 13.5

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.51 AU - 0.51 AU

Year: 251 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,164,776 km

• M1: 168,148 km (0.09 R)
• M2: 648,208 km (0.097 R)
• M3: 1,205,759 km (0.116 R)
• M4: 1,713,344 km (0.097 R)
• M5: 2,283,462 km (0.061 R)
• M6: 2,781,024 km (0.118 R)
• M7: 4,106,462 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 12.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.58 AU - 0.76 AU

Year: 379 Days

Day: 12.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,164,776 km

• M1: 158,424 km (0.113 R)
• M2: 932,743 km (0.096 R)
• M3: 1,344,735 km (0.09 R)
• M4: 1,750,744 km (0.094 R)
• M5: 2,501,725 km (0.094 R)
• M6: 2,938,850 km (0.1 R)
• M7: 3,935,172 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 11.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.06 AU - 5.86 AU

Year: 7625 Days

Day: 11.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,164,776 km

• M1: 199,414 km (0.042 R)
• M2: 574,306 km (0.077 R)
• M3: 1,235,379 km (0.117 R)
• M4: 1,794,277 km (0.079 R)
• M5: 2,995,997 km (0.118 R)
• M6: 3,356,378 km (0.113 R)
• M7: 3,745,781 km (0.088 R)
• M8: 5,775,824 km (0.083 R)
• M9: 7,766,523 km (0.109 R)
• M10: 9,354,654 km (0.104 R)
• M11: 9,898,442 km (0.103 R)
• M12: 11,249,610 km (0.063 R)
• M13: 15,160,248 km (0.093 R)
• M14: 16,555,847 km (0.104 R)
• M15: 17,017,356 km (0.092 R)
• M16: 19,237,538 km (0.067 R)
• M17: 20,043,422 km (0.03 R)
• M18: 24,584,316 km (0.095 R)
• M19: 25,445,999 km (0.116 R)
• M20: 29,864,971 km (0.116 R)
• M21: 30,845,884 km (0.097 R)
• M22: 33,392,339 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.2

Radius: 12.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.63 AU - 6.17 AU

Year: 8662 Days

Day: 7.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,164,776 km

• M1: 153,039 km (0.053 R)
• M2: 694,284 km (0.119 R)
• M3: 1,466,209 km (0.073 R)
• M4: 2,294,383 km (0.047 R)
• M5: 3,182,246 km (0.12 R)
• M6: 4,628,708 km (0.081 R)
• M7: 5,271,679 km (0.082 R)
• M8: 5,732,740 km (0.118 R)
• M9: 6,256,632 km (0.119 R)
• M10: 6,927,279 km (0.113 R)
• M11: 8,545,330 km (0.107 R)
• M12: 9,707,107 km (0.102 R)
• M13: 12,981,505 km (0.094 R)
• M14: 15,490,261 km (0.094 R)
• M15: 17,356,495 km (0.092 R)
• M16: 18,605,936 km (0.026 R)
• M17: 19,137,457 km (0.067 R)
• M18: 19,679,151 km (0.106 R)
• M19: 20,955,670 km (0.101 R)
• M20: 21,531,173 km (0.117 R)
• M21: 22,117,148 km (0.115 R)
• M22: 24,841,474 km (0.093 R)
• M23: 29,592,254 km (0.119 R)
• M24: 38,718,622 km (0.046 R)
• M25: 45,746,281 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783

Radius: 7.3

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.7 AU - 10.6 AU

Year: 19105 Days

Day: 22 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,164,776 km

• M1: 98,286 km (0.11 R)
• M2: 482,902 km (0.055 R)
• M3: 735,573 km (0.089 R)
• M4: 1,309,580 km (0.103 R)
• M5: 1,624,782 km (0.087 R)
• M6: 2,499,780 km (0.11 R)
• M7: 3,146,941 km (0.11 R)
• M8: 4,286,727 km (0.067 R)
• M9: 4,986,546 km (0.056 R)
• M10: 5,287,088 km (0.101 R)
• M11: 5,559,805 km (0.099 R)
• M12: 5,801,106 km (0.062 R)
• M13: 8,247,031 km (0.116 R)
• M14: 8,614,593 km (0.069 R)
• M15: 8,938,174 km (0.078 R)
• M16: 9,495,725 km (0.085 R)
• M17: 12,092,744 km (0.036 R)
• M18: 14,515,182 km (0.099 R)
• M19: 15,206,773 km (0.119 R)
• M20: 17,413,641 km (0.095 R)
• M21: 19,639,508 km (0.086 R)
• M22: 20,868,903 km (0.109 R)
• M23: 21,551,668 km (0.114 R)
• M24: 25,081,429 km (0.042 R)
• M25: 27,910,176 km (0.073 R)
• M26: 32,088,893 km (0.082 R)
• M27: 33,658,025 km (0.104 R)
• M28: 38,235,720 km (0.073 R)
• M29: 38,963,663 km (0.098 R)
• M30: 40,899,609 km (0.094 R)
• M31: 42,276,657 km (0.103 R)
• M32: 67,855,649 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 12,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit