🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.8

Radius: 13.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.66 AU - 0.96 AU

Year: 464 Days

Day: 13 Hours

Environment

Temp: -151 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 28,408,757 km

• M1: 169,494 km (0.052 R)
• M2: 646,562 km (0.044 R)
• M3: 1,684,023 km (0.094 R)
• M4: 2,107,984 km (0.047 R)
• M5: 2,580,114 km (0.073 R)
• M6: 3,014,247 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.8

Radius: 11

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.89 AU - 1.21 AU

Year: 684 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,408,757 km

• M1: 136,732 km (0.077 R)
• M2: 517,160 km (0.069 R)
• M3: 862,133 km (0.025 R)
• M4: 1,388,867 km (0.031 R)
• M5: 1,731,745 km (0.111 R)
• M6: 2,097,811 km (0.096 R)
• M7: 2,644,292 km (0.053 R)
• M8: 3,225,928 km (0.112 R)
• M9: 3,748,474 km (0.097 R)
• M10: 4,187,244 km (0.103 R)
• M11: 5,281,254 km (0.109 R)
• M12: 5,696,837 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.3

Radius: 13

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.98 AU - 1.52 AU

Year: 889 Days

Day: 8.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,408,757 km

• M1: 162,463 km (0.112 R)
• M2: 645,066 km (0.096 R)
• M3: 1,078,002 km (0.098 R)
• M4: 1,569,880 km (0.032 R)
• M5: 1,985,912 km (0.066 R)
• M6: 2,406,132 km (0.116 R)
• M7: 3,254,202 km (0.041 R)
• M8: 4,071,904 km (0.045 R)
• M9: 4,491,078 km (0.117 R)
• M10: 5,174,291 km (0.055 R)
• M11: 5,649,414 km (0.118 R)
• M12: 6,153,708 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274

Radius: 13

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.05 AU - 1.67 AU

Year: 1008 Days

Day: 5.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 28,408,757 km

• M1: 162,613 km (0.045 R)
• M2: 720,613 km (0.089 R)
• M3: 1,414,597 km (0.04 R)
• M4: 2,708,769 km (0.068 R)
• M5: 3,953,423 km (0.118 R)
• M6: 5,213,785 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.2

Radius: 10.3

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.27 AU - 3.75 AU

Year: 3320 Days

Day: 10.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,408,757 km

• M1: 128,056 km (0.117 R)
• M2: 460,313 km (0.06 R)
• M3: 920,476 km (0.11 R)
• M4: 1,362,537 km (0.088 R)
• M5: 1,717,533 km (0.098 R)
• M6: 2,065,199 km (0.095 R)
• M7: 2,905,939 km (0.066 R)
• M8: 3,270,209 km (0.057 R)
• M9: 3,789,464 km (0.106 R)
• M10: 4,317,095 km (0.047 R)
• M11: 4,818,248 km (0.101 R)
• M12: 5,711,946 km (0.077 R)
• M13: 6,081,602 km (0.108 R)
• M14: 6,712,456 km (0.081 R)
• M15: 7,254,749 km (0.1 R)
• M16: 7,587,155 km (0.041 R)
• M17: 8,536,055 km (0.068 R)
• M18: 11,055,881 km (0.086 R)
• M19: 13,881,635 km (0.025 R)
• M20: 14,291,683 km (0.108 R)
• M21: 18,724,268 km (0.062 R)
• M22: 19,993,157 km (0.097 R)
• M23: 21,454,279 km (0.053 R)
• M24: 22,490,544 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.5

Radius: 10.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.86 AU - 3.56 AU

Year: 3657 Days

Day: 5.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,408,757 km

• M1: 130,599 km (0.115 R)
• M2: 465,549 km (0.088 R)
• M3: 1,122,134 km (0.06 R)
• M4: 1,660,836 km (0.086 R)
• M5: 2,213,151 km (0.065 R)
• M6: 2,914,466 km (0.1 R)
• M7: 3,426,390 km (0.091 R)
• M8: 4,072,952 km (0.073 R)
• M9: 5,306,835 km (0.037 R)
• M10: 5,680,830 km (0.106 R)
• M11: 6,352,225 km (0.114 R)
• M12: 6,855,622 km (0.098 R)
• M13: 7,442,943 km (0.1 R)
• M14: 8,185,547 km (0.104 R)
• M15: 8,944,157 km (0.083 R)
• M16: 9,645,772 km (0.109 R)
• M17: 10,311,931 km (0.085 R)
• M18: 10,785,109 km (0.113 R)
• M19: 11,774,998 km (0.079 R)
• M20: 12,782,988 km (0.105 R)
• M21: 13,329,320 km (0.06 R)
• M22: 14,559,014 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.2

Radius: 9.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.79 AU - 6.05 AU

Year: 6939 Days

Day: 7.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,408,757 km

• M1: 116,986 km (0.114 R)
• M2: 434,881 km (0.105 R)
• M3: 873,203 km (0.104 R)
• M4: 1,171,052 km (0.101 R)
• M5: 1,561,652 km (0.087 R)
• M6: 2,227,961 km (0.085 R)
• M7: 2,593,279 km (0.086 R)
• M8: 2,924,938 km (0.119 R)
• M9: 3,981,248 km (0.059 R)
• M10: 4,621,527 km (0.084 R)
• M11: 5,005,994 km (0.09 R)
• M12: 6,106,585 km (0.099 R)
• M13: 6,570,189 km (0.047 R)
• M14: 7,498,743 km (0.108 R)
• M15: 10,809,344 km (0.078 R)
• M16: 12,536,302 km (0.071 R)
• M17: 13,337,398 km (0.074 R)
• M18: 14,820,661 km (0.089 R)
• M19: 16,587,861 km (0.034 R)
• M20: 22,004,052 km (0.1 R)
• M21: 22,947,117 km (0.068 R)
• M22: 23,391,422 km (0.088 R)
• M23: 24,144,498 km (0.063 R)
• M24: 25,699,269 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 17,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit