🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.5

Radius: 13

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.7 AU - 0.74 AU

Year: 388 Days

Day: 5.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,680,358 km

• M1: 165,904 km (0.082 R)
• M2: 617,989 km (0.104 R)
• M3: 1,030,729 km (0.11 R)
• M4: 1,457,233 km (0.089 R)
• M5: 1,961,078 km (0.038 R)
• M6: 2,377,260 km (0.096 R)
• M7: 3,174,916 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 9.3

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.8 AU - 0.88 AU

Year: 489 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,680,358 km

• M1: 115,639 km (0.086 R)
• M2: 444,006 km (0.04 R)
• M3: 1,104,481 km (0.119 R)
• M4: 1,684,622 km (0.073 R)
• M5: 1,991,596 km (0.07 R)
• M6: 2,435,902 km (0.1 R)
• M7: 2,742,279 km (0.108 R)
• M8: 3,050,749 km (0.09 R)
• M9: 3,537,690 km (0.072 R)
• M10: 4,479,409 km (0.115 R)
• M11: 6,506,311 km (0.11 R)
• M12: 7,080,168 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.4

Radius: 8.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.36 AU - 1.84 AU

Year: 1287 Days

Day: 6.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,680,358 km

• M1: 110,702 km (0.086 R)
• M2: 410,646 km (0.114 R)
• M3: 877,840 km (0.048 R)
• M4: 1,244,056 km (0.119 R)
• M5: 1,619,247 km (0.106 R)
• M6: 2,189,066 km (0.118 R)
• M7: 2,543,762 km (0.034 R)
• M8: 3,025,019 km (0.098 R)
• M9: 3,710,925 km (0.048 R)
• M10: 4,044,079 km (0.063 R)
• M11: 4,513,667 km (0.089 R)
• M12: 5,484,856 km (0.109 R)
• M13: 5,918,241 km (0.102 R)
• M14: 6,289,693 km (0.085 R)
• M15: 7,079,570 km (0.055 R)
• M16: 7,427,534 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.3

Radius: 8.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.86 AU - 2.68 AU

Year: 2175 Days

Day: 10.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,680,358 km

• M1: 113,096 km (0.107 R)
• M2: 796,609 km (0.117 R)
• M3: 1,501,215 km (0.086 R)
• M4: 1,784,703 km (0.053 R)
• M5: 2,766,813 km (0.109 R)
• M6: 3,987,382 km (0.095 R)
• M7: 4,501,550 km (0.115 R)
• M8: 5,662,728 km (0.092 R)
• M9: 6,500,925 km (0.106 R)
• M10: 7,188,626 km (0.083 R)
• M11: 8,032,807 km (0.107 R)
• M12: 10,012,585 km (0.061 R)
• M13: 11,098,516 km (0.062 R)
• M14: 11,477,298 km (0.095 R)
• M15: 12,079,878 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.5

Radius: 11.7

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.31 AU - 2.65 AU

Year: 2483 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 31,680,358 km

• M1: 145,559 km (0.092 R)
• M2: 682,765 km (0.026 R)
• M3: 1,063,192 km (0.08 R)
• M4: 1,899,444 km (0.078 R)
• M5: 2,275,832 km (0.055 R)
• M6: 2,968,022 km (0.119 R)
• M7: 4,295,852 km (0.06 R)
• M8: 5,428,458 km (0.116 R)
• M9: 6,144,433 km (0.11 R)
• M10: 6,807,302 km (0.111 R)
• M11: 7,922,254 km (0.115 R)
• M12: 9,835,910 km (0.086 R)
• M13: 10,320,907 km (0.119 R)
• M14: 10,979,287 km (0.093 R)
• M15: 12,337,187 km (0.105 R)
• M16: 12,726,291 km (0.106 R)
• M17: 13,212,933 km (0.094 R)
• M18: 14,270,739 km (0.095 R)
• M19: 15,235,646 km (0.088 R)
• M20: 15,734,106 km (0.102 R)
• M21: 16,140,862 km (0.099 R)
• M22: 17,241,753 km (0.072 R)
• M23: 17,838,050 km (0.054 R)
• M24: 18,560,458 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.4

Radius: 10.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.21 AU - 4.25 AU

Year: 4580 Days

Day: 12.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,680,358 km

• M1: 291,267 km (0.068 R)
• M2: 1,234,930 km (0.101 R)
• M3: 1,596,508 km (0.09 R)
• M4: 2,085,544 km (0.113 R)
• M5: 2,524,464 km (0.092 R)
• M6: 2,988,068 km (0.11 R)
• M7: 3,800,684 km (0.095 R)
• M8: 4,436,175 km (0.091 R)
• M9: 4,881,079 km (0.077 R)
• M10: 9,348,072 km (0.098 R)
• M11: 10,377,305 km (0.109 R)
• M12: 14,984,321 km (0.096 R)
• M13: 16,391,738 km (0.11 R)
• M14: 17,277,357 km (0.103 R)
• M15: 18,008,592 km (0.084 R)
• M16: 23,940,746 km (0.097 R)
• M17: 25,702,709 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.9

Radius: 12.5

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.63 AU - 5.13 AU

Year: 5828 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,680,358 km

• M1: 155,432 km (0.108 R)
• M2: 562,039 km (0.083 R)
• M3: 1,009,187 km (0.095 R)
• M4: 1,972,149 km (0.091 R)
• M5: 2,676,456 km (0.114 R)
• M6: 3,234,755 km (0.073 R)
• M7: 5,330,771 km (0.112 R)
• M8: 6,054,076 km (0.118 R)
• M9: 6,560,465 km (0.092 R)
• M10: 7,391,780 km (0.109 R)
• M11: 8,580,186 km (0.088 R)
• M12: 10,357,857 km (0.082 R)
• M13: 11,586,804 km (0.051 R)
• M14: 13,809,379 km (0.095 R)
• M15: 14,332,972 km (0.067 R)
• M16: 19,082,704 km (0.104 R)
• M17: 21,461,610 km (0.09 R)
• M18: 24,960,854 km (0.095 R)
• M19: 26,177,683 km (0.093 R)
• M20: 29,488,134 km (0.101 R)
• M21: 34,748,294 km (0.067 R)
• M22: 37,374,485 km (0.037 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.4

Radius: 14

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.67 AU - 5.37 AU

Year: 6110 Days

Day: 13.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 140.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,680,358 km

• M1: 236,514 km (0.069 R)
• M2: 807,679 km (0.055 R)
• M3: 1,405,921 km (0.114 R)
• M4: 1,887,327 km (0.087 R)
• M5: 2,747,066 km (0.104 R)
• M6: 3,384,502 km (0.109 R)
• M7: 4,168,545 km (0.118 R)
• M8: 5,156,339 km (0.054 R)
• M9: 10,441,483 km (0.049 R)
• M10: 11,202,786 km (0.056 R)
• M11: 12,890,250 km (0.08 R)
• M12: 14,105,882 km (0.06 R)
• M13: 14,859,257 km (0.083 R)
• M14: 15,946,535 km (0.115 R)
• M15: 16,573,200 km (0.111 R)
• M16: 17,875,898 km (0.088 R)
• M17: 19,598,967 km (0.109 R)
• M18: 20,906,452 km (0.097 R)
• M19: 23,856,672 km (0.074 R)
• M20: 26,986,109 km (0.09 R)
• M21: 27,518,080 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.7

Radius: 13.6

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.89 AU - 5.35 AU

Year: 6314 Days

Day: 6.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,680,358 km

• M1: 169,195 km (0.118 R)
• M2: 635,043 km (0.065 R)
• M3: 1,150,557 km (0.109 R)
• M4: 1,821,952 km (0.097 R)
• M5: 2,564,407 km (0.111 R)
• M6: 3,025,318 km (0.12 R)
• M7: 4,184,552 km (0.116 R)
• M8: 5,649,264 km (0.067 R)
• M9: 8,127,353 km (0.054 R)
• M10: 9,133,548 km (0.03 R)
• M11: 9,606,577 km (0.103 R)
• M12: 10,137,649 km (0.098 R)
• M13: 10,861,553 km (0.113 R)
• M14: 12,847,166 km (0.117 R)
• M15: 14,421,833 km (0.108 R)
• M16: 14,848,337 km (0.12 R)
• M17: 16,931,637 km (0.115 R)
• M18: 17,647,462 km (0.043 R)
• M19: 18,507,800 km (0.091 R)
• M20: 21,880,633 km (0.113 R)
• M21: 24,419,608 km (0.103 R)
• M22: 24,873,937 km (0.065 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.6

Radius: 11

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.04 AU - 5.48 AU

Year: 6603 Days

Day: 13.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,680,358 km

• M1: 137,331 km (0.034 R)
• M2: 710,590 km (0.106 R)
• M3: 1,058,405 km (0.096 R)
• M4: 1,670,709 km (0.092 R)
• M5: 2,263,416 km (0.09 R)
• M6: 3,847,807 km (0.041 R)
• M7: 4,247,682 km (0.033 R)
• M8: 5,214,982 km (0.101 R)
• M9: 7,545,866 km (0.069 R)
• M10: 10,098,903 km (0.075 R)
• M11: 10,544,256 km (0.099 R)
• M12: 13,604,580 km (0.105 R)
• M13: 14,203,420 km (0.078 R)
• M14: 17,465,402 km (0.088 R)
• M15: 18,633,163 km (0.119 R)
• M16: 20,270,362 km (0.073 R)
• M17: 27,266,905 km (0.043 R)
• M18: 30,743,410 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit