🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.7

Radius: 10

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.92 AU - 0.94 AU

Year: 579 Days

Day: 8.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,061,840 km

• M1: 125,812 km (0.091 R)
• M2: 439,818 km (0.099 R)
• M3: 775,216 km (0.09 R)
• M4: 1,166,415 km (0.114 R)
• M5: 1,623,286 km (0.109 R)
• M6: 2,288,548 km (0.071 R)
• M7: 3,012,752 km (0.118 R)
• M8: 3,508,818 km (0.061 R)
• M9: 3,882,663 km (0.118 R)
• M10: 4,456,670 km (0.084 R)
• M11: 4,896,189 km (0.066 R)
• M12: 5,216,029 km (0.065 R)
• M13: 5,704,616 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.3

Radius: 9

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.07 AU - 1.09 AU

Year: 725 Days

Day: 14.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,061,840 km

• M1: 112,198 km (0.088 R)
• M2: 437,275 km (0.097 R)
• M3: 764,744 km (0.081 R)
• M4: 1,281,306 km (0.115 R)
• M5: 2,045,751 km (0.061 R)
• M6: 2,506,512 km (0.092 R)
• M7: 2,798,228 km (0.075 R)
• M8: 3,138,863 km (0.107 R)
• M9: 3,450,774 km (0.109 R)
• M10: 5,942,327 km (0.04 R)
• M11: 6,422,087 km (0.061 R)
• M12: 7,747,524 km (0.117 R)
• M13: 8,118,078 km (0.088 R)
• M14: 8,868,162 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.2

Radius: 11

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1 AU - 1.48 AU

Year: 892 Days

Day: 8.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,061,840 km

• M1: 136,882 km (0.12 R)
• M2: 506,389 km (0.109 R)
• M3: 849,417 km (0.085 R)
• M4: 1,206,357 km (0.099 R)
• M5: 1,614,311 km (0.109 R)
• M6: 2,488,860 km (0.055 R)
• M7: 2,946,629 km (0.114 R)
• M8: 3,358,472 km (0.11 R)
• M9: 3,919,614 km (0.106 R)
• M10: 4,419,570 km (0.063 R)
• M11: 5,447,307 km (0.056 R)
• M12: 6,859,362 km (0.077 R)
• M13: 7,587,604 km (0.07 R)
• M14: 8,127,652 km (0.113 R)
• M15: 9,723,413 km (0.1 R)
• M16: 10,391,966 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.4

Radius: 11.9

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.54 AU - 2 AU

Year: 1520 Days

Day: 7.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,061,840 km

• M1: 147,952 km (0.09 R)
• M2: 562,638 km (0.081 R)
• M3: 1,060,200 km (0.103 R)
• M4: 1,449,005 km (0.059 R)
• M5: 2,206,120 km (0.05 R)
• M6: 2,621,703 km (0.097 R)
• M7: 3,226,826 km (0.039 R)
• M8: 3,783,330 km (0.041 R)
• M9: 4,289,121 km (0.109 R)
• M10: 5,283,198 km (0.087 R)
• M11: 6,203,674 km (0.107 R)
• M12: 7,556,488 km (0.04 R)
• M13: 7,952,324 km (0.091 R)
• M14: 8,816,551 km (0.074 R)
• M15: 9,415,989 km (0.077 R)
• M16: 11,975,609 km (0.025 R)
• M17: 13,518,262 km (0.115 R)
• M18: 14,487,955 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.9

Radius: 8.6

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.35 AU - 3.57 AU

Year: 4156 Days

Day: 10.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,061,840 km

• M1: 106,962 km (0.102 R)
• M2: 426,504 km (0.088 R)
• M3: 828,473 km (0.097 R)
• M4: 1,158,037 km (0.073 R)
• M5: 1,727,107 km (0.052 R)
• M6: 2,582,209 km (0.089 R)
• M7: 4,077,739 km (0.04 R)
• M8: 4,347,314 km (0.074 R)
• M9: 4,798,800 km (0.039 R)
• M10: 6,079,358 km (0.111 R)
• M11: 6,955,852 km (0.096 R)
• M12: 7,914,027 km (0.082 R)
• M13: 9,532,227 km (0.064 R)
• M14: 11,359,864 km (0.044 R)
• M15: 11,987,277 km (0.103 R)
• M16: 12,309,661 km (0.089 R)
• M17: 12,732,574 km (0.047 R)
• M18: 13,165,061 km (0.039 R)
• M19: 14,110,520 km (0.106 R)
• M20: 14,888,279 km (0.113 R)
• M21: 16,586,066 km (0.109 R)
• M22: 21,019,847 km (0.087 R)
• M23: 22,033,672 km (0.107 R)
• M24: 24,378,619 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.5

Radius: 10.9

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.23 AU - 3.77 AU

Year: 4228 Days

Day: 14 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,061,840 km

• M1: 158,723 km (0.096 R)
• M2: 551,418 km (0.087 R)
• M3: 892,351 km (0.107 R)
• M4: 2,430,217 km (0.12 R)
• M5: 3,836,437 km (0.101 R)
• M6: 4,448,293 km (0.06 R)
• M7: 5,611,865 km (0.038 R)
• M8: 6,712,008 km (0.075 R)
• M9: 7,567,408 km (0.112 R)
• M10: 8,165,052 km (0.077 R)
• M11: 10,231,896 km (0.104 R)
• M12: 12,337,785 km (0.108 R)
• M13: 15,151,572 km (0.089 R)
• M14: 16,678,517 km (0.113 R)
• M15: 17,150,049 km (0.106 R)
• M16: 21,317,248 km (0.058 R)
• M17: 26,992,243 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.4

Radius: 11.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.95 AU - 4.67 AU

Year: 5777 Days

Day: 6.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,061,840 km

• M1: 146,756 km (0.059 R)
• M2: 550,221 km (0.108 R)
• M3: 955,631 km (0.104 R)
• M4: 3,394,076 km (0.061 R)
• M5: 4,712,782 km (0.103 R)
• M6: 5,238,169 km (0.107 R)
• M7: 7,741,989 km (0.116 R)
• M8: 8,583,776 km (0.068 R)
• M9: 10,000,019 km (0.054 R)
• M10: 10,408,272 km (0.059 R)
• M11: 11,835,136 km (0.094 R)
• M12: 12,246,082 km (0.093 R)
• M13: 14,497,081 km (0.118 R)
• M14: 15,995,304 km (0.079 R)
• M15: 16,781,889 km (0.103 R)
• M16: 17,535,414 km (0.119 R)
• M17: 20,579,281 km (0.101 R)
• M18: 21,107,661 km (0.108 R)
• M19: 23,241,226 km (0.098 R)
• M20: 23,959,146 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.3

Radius: 9.9

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.06 AU - 5.4 AU

Year: 6642 Days

Day: 13.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,061,840 km

• M1: 123,269 km (0.107 R)
• M2: 578,645 km (0.063 R)
• M3: 1,072,766 km (0.084 R)
• M4: 1,548,039 km (0.113 R)
• M5: 2,176,499 km (0.091 R)
• M6: 2,504,717 km (0.097 R)
• M7: 2,866,146 km (0.113 R)
• M8: 3,671,431 km (0.088 R)
• M9: 4,165,852 km (0.092 R)
• M10: 4,510,675 km (0.04 R)
• M11: 6,052,431 km (0.088 R)
• M12: 6,743,872 km (0.098 R)
• M13: 7,410,480 km (0.089 R)
• M14: 7,839,078 km (0.077 R)
• M15: 8,745,940 km (0.096 R)
• M16: 9,092,559 km (0.068 R)
• M17: 9,629,615 km (0.073 R)
• M18: 10,426,672 km (0.077 R)
• M19: 11,266,964 km (0.098 R)
• M20: 13,536,363 km (0.113 R)
• M21: 13,883,730 km (0.099 R)
• M22: 17,692,940 km (0.085 R)
• M23: 18,459,779 km (0.089 R)
• M24: 19,176,053 km (0.095 R)
• M25: 20,284,873 km (0.062 R)
• M26: 23,784,117 km (0.07 R)
• M27: 29,563,082 km (0.041 R)
• M28: 30,345,479 km (0.07 R)
• M29: 32,053,887 km (0.075 R)
• M30: 36,436,357 km (0.062 R)
• M31: 37,335,739 km (0.08 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 15,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit