🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.2

Radius: 10.4

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.52 AU - 0.64 AU

Year: 300 Days

Day: 8.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,356,937 km

• M1: 129,402 km (0.096 R)
• M2: 479,162 km (0.112 R)
• M3: 814,560 km (0.118 R)
• M4: 1,310,178 km (0.089 R)
• M5: 1,731,147 km (0.065 R)
• M6: 2,068,789 km (0.119 R)
• M7: 3,087,550 km (0.112 R)
• M8: 3,423,697 km (0.114 R)
• M9: 3,749,521 km (0.036 R)
• M10: 4,271,169 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.5

Radius: 9.7

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.67 AU - 0.67 AU

Year: 372 Days

Day: 14.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,356,937 km

• M1: 120,576 km (0.061 R)
• M2: 459,116 km (0.11 R)
• M3: 856,597 km (0.052 R)
• M4: 1,200,822 km (0.06 R)
• M5: 2,172,161 km (0.113 R)
• M6: 2,485,269 km (0.038 R)
• M7: 2,995,997 km (0.062 R)
• M8: 3,444,641 km (0.112 R)
• M9: 4,779,353 km (0.029 R)
• M10: 5,235,327 km (0.095 R)
• M11: 5,555,167 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.4

Radius: 10.3

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.85 AU - 1.35 AU

Year: 782 Days

Day: 11.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,356,937 km

• M1: 134,040 km (0.071 R)
• M2: 541,694 km (0.058 R)
• M3: 1,009,786 km (0.12 R)
• M4: 1,513,930 km (0.106 R)
• M5: 1,960,031 km (0.077 R)
• M6: 2,814,385 km (0.049 R)
• M7: 3,811,604 km (0.079 R)
• M8: 4,281,940 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.4

Radius: 13.4

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.34 AU - 3.14 AU

Year: 3076 Days

Day: 8 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,356,937 km

• M1: 166,652 km (0.094 R)
• M2: 619,634 km (0.092 R)
• M3: 1,316,910 km (0.077 R)
• M4: 1,809,685 km (0.094 R)
• M5: 3,754,757 km (0.115 R)
• M6: 4,725,198 km (0.111 R)
• M7: 5,569,529 km (0.068 R)
• M8: 7,587,754 km (0.094 R)
• M9: 8,555,951 km (0.082 R)
• M10: 10,774,487 km (0.061 R)
• M11: 13,141,425 km (0.099 R)
• M12: 14,178,886 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.2

Radius: 12.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.56 AU - 3.46 AU

Year: 3542 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,356,937 km

• M1: 164,707 km (0.082 R)
• M2: 650,452 km (0.072 R)
• M3: 1,414,597 km (0.092 R)
• M4: 1,913,058 km (0.094 R)
• M5: 2,332,231 km (0.052 R)
• M6: 3,255,998 km (0.062 R)
• M7: 3,650,936 km (0.106 R)
• M8: 4,325,323 km (0.06 R)
• M9: 6,134,859 km (0.104 R)
• M10: 6,742,376 km (0.12 R)
• M11: 7,149,432 km (0.077 R)
• M12: 8,142,463 km (0.099 R)
• M13: 9,986,555 km (0.069 R)
• M14: 10,710,908 km (0.12 R)
• M15: 11,758,841 km (0.098 R)
• M16: 12,918,075 km (0.105 R)
• M17: 14,011,337 km (0.092 R)
• M18: 16,537,895 km (0.107 R)
• M19: 17,389,556 km (0.049 R)
• M20: 18,778,572 km (0.088 R)
• M21: 19,588,046 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.7

Radius: 4.5

Gravity: 37.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.96 AU - 12.54 AU

Year: 22258 Days

Day: 22.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,356,937 km

• M1: 61,036 km (0.118 R)
• M2: 1,206,806 km (0.11 R)
• M3: 1,373,159 km (0.078 R)
• M4: 2,690,817 km (0.101 R)
• M5: 3,253,754 km (0.036 R)
• M6: 3,859,475 km (0.067 R)
• M7: 8,208,136 km (0.079 R)
• M8: 8,477,412 km (0.068 R)
• M9: 9,090,614 km (0.103 R)
• M10: 9,320,845 km (0.053 R)
• M11: 10,593,624 km (0.114 R)
• M12: 11,503,777 km (0.116 R)
• M13: 11,705,435 km (0.059 R)
• M14: 13,853,212 km (0.116 R)
• M15: 19,096,767 km (0.08 R)
• M16: 19,665,089 km (0.068 R)
• M17: 22,676,943 km (0.113 R)
• M18: 22,994,090 km (0.105 R)
• M19: 25,184,203 km (0.08 R)
• M20: 28,971,124 km (0.078 R)
• M21: 31,652,366 km (0.078 R)
• M22: 32,181,195 km (0.107 R)
• M23: 40,061,113 km (0.113 R)
• M24: 41,461,947 km (0.113 R)
• M25: 45,356,578 km (0.101 R)
• M26: 47,910,513 km (0.116 R)
• M27: 54,051,057 km (0.112 R)
• M28: 56,337,661 km (0.062 R)
• M29: 60,492,741 km (0.12 R)
• M30: 61,921,999 km (0.066 R)
• M31: 64,213,091 km (0.068 R)
• M32: 72,791,033 km (0.089 R)
• M33: 77,950,962 km (0.074 R)
• M34: 84,356,893 km (0.057 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 15,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit