🌌 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: 763.8

Radius: 11.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.55 AU - 0.61 AU

Year: 305 Days

Day: 5.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,928,100 km

• M1: 141,819 km (0.104 R)
• M2: 554,559 km (0.093 R)
• M3: 1,011,880 km (0.119 R)
• M4: 1,380,190 km (0.097 R)
• M5: 1,839,904 km (0.094 R)
• M6: 2,418,549 km (0.116 R)
• M7: 2,951,865 km (0.106 R)
• M8: 3,666,494 km (0.112 R)
• M9: 4,115,587 km (0.095 R)
• M10: 4,655,935 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.8

Radius: 9

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.66 AU - 0.98 AU

Year: 513 Days

Day: 13.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,928,100 km

• M1: 111,899 km (0.118 R)
• M2: 404,513 km (0.083 R)
• M3: 692,189 km (0.107 R)
• M4: 1,049,579 km (0.106 R)
• M5: 1,368,821 km (0.098 R)
• M6: 1,774,680 km (0.106 R)
• M7: 3,087,550 km (0.096 R)
• M8: 3,404,548 km (0.059 R)
• M9: 3,865,310 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.8

Radius: 11.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.25 AU - 1.41 AU

Year: 1059 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,928,100 km

• M1: 143,016 km (0.075 R)
• M2: 504,743 km (0.099 R)
• M3: 863,629 km (0.092 R)
• M4: 1,330,673 km (0.061 R)
• M5: 2,279,872 km (0.116 R)
• M6: 3,294,744 km (0.107 R)
• M7: 3,785,125 km (0.095 R)
• M8: 4,572,758 km (0.107 R)
• M9: 5,236,973 km (0.097 R)
• M10: 6,513,042 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.5

Radius: 5.5

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.63 AU - 7.49 AU

Year: 11598 Days

Day: 17.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,928,100 km

• M1: 72,705 km (0.116 R)
• M2: 849,118 km (0.09 R)
• M3: 1,130,661 km (0.115 R)
• M4: 1,513,332 km (0.057 R)
• M5: 1,995,037 km (0.11 R)
• M6: 5,821,152 km (0.108 R)
• M7: 7,342,413 km (0.075 R)
• M8: 8,434,029 km (0.086 R)
• M9: 10,068,535 km (0.069 R)
• M10: 10,829,689 km (0.076 R)
• M11: 11,737,748 km (0.071 R)
• M12: 13,704,661 km (0.114 R)
• M13: 13,888,068 km (0.078 R)
• M14: 24,304,268 km (0.108 R)
• M15: 27,083,947 km (0.066 R)
• M16: 33,930,293 km (0.087 R)
• M17: 43,142,680 km (0.098 R)
• M18: 44,466,471 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.2

Radius: 4.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.97 AU - 9.79 AU

Year: 15269 Days

Day: 23.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 33,928,100 km

• M1: 59,241 km (0.098 R)
• M2: 210,634 km (0.114 R)
• M3: 390,450 km (0.082 R)
• M4: 717,771 km (0.059 R)
• M5: 1,612,515 km (0.082 R)
• M6: 3,291,153 km (0.096 R)
• M7: 3,804,124 km (0.117 R)
• M8: 4,394,587 km (0.094 R)
• M9: 4,738,812 km (0.104 R)
• M10: 5,362,186 km (0.089 R)
• M11: 6,006,504 km (0.114 R)
• M12: 6,232,397 km (0.105 R)
• M13: 6,632,721 km (0.114 R)
• M14: 8,937,126 km (0.093 R)
• M15: 9,751,687 km (0.04 R)
• M16: 10,521,368 km (0.105 R)
• M17: 11,775,596 km (0.07 R)
• M18: 12,647,602 km (0.037 R)
• M19: 12,912,091 km (0.066 R)
• M20: 13,672,198 km (0.089 R)
• M21: 13,950,899 km (0.035 R)
• M22: 14,867,784 km (0.096 R)
• M23: 17,991,538 km (0.076 R)
• M24: 19,847,748 km (0.117 R)
• M25: 20,204,838 km (0.055 R)
• M26: 21,451,437 km (0.098 R)
• M27: 25,750,281 km (0.117 R)
• M28: 27,654,812 km (0.05 R)
• M29: 30,874,906 km (0.055 R)
• M30: 31,838,765 km (0.034 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 15,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit