🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.7

Radius: 13

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.65 AU - 0.95 AU

Year: 503 Days

Day: 11.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,918,128 km

• M1: 164,109 km (0.12 R)
• M2: 587,620 km (0.085 R)
• M3: 1,044,792 km (0.09 R)
• M4: 1,473,838 km (0.066 R)
• M5: 1,988,455 km (0.085 R)
• M6: 2,447,272 km (0.065 R)
• M7: 3,058,678 km (0.064 R)
• M8: 3,811,604 km (0.067 R)
• M9: 4,225,242 km (0.108 R)
• M10: 4,732,678 km (0.11 R)
• M11: 5,315,212 km (0.082 R)
• M12: 5,833,719 km (0.066 R)
• M13: 6,544,308 km (0.109 R)
• M14: 6,993,700 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.4

Radius: 9.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.65 AU - 0.97 AU

Year: 512 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,918,128 km

• M1: 125,513 km (0.12 R)
• M2: 485,295 km (0.09 R)
• M3: 869,014 km (0.089 R)
• M4: 1,315,414 km (0.09 R)
• M5: 1,806,693 km (0.108 R)
• M6: 2,808,251 km (0.084 R)
• M7: 3,518,243 km (0.081 R)
• M8: 3,975,115 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 14.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.83 AU - 1.07 AU

Year: 651 Days

Day: 5.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,918,128 km

• M1: 180,415 km (0.1 R)
• M2: 645,664 km (0.079 R)
• M3: 1,295,218 km (0.048 R)
• M4: 1,872,965 km (0.107 R)
• M5: 2,351,828 km (0.09 R)
• M6: 3,085,007 km (0.037 R)
• M7: 3,668,738 km (0.096 R)
• M8: 4,370,352 km (0.061 R)
• M9: 4,897,535 km (0.096 R)
• M10: 5,590,024 km (0.068 R)
• M11: 6,194,100 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.3

Radius: 10.9

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.4 AU - 2.22 AU

Year: 1712 Days

Day: 5.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,918,128 km

• M1: 135,835 km (0.105 R)
• M2: 575,353 km (0.094 R)
• M3: 1,267,543 km (0.077 R)
• M4: 2,038,271 km (0.089 R)
• M5: 2,548,998 km (0.116 R)
• M6: 2,930,921 km (0.117 R)
• M7: 3,334,836 km (0.049 R)
• M8: 3,883,262 km (0.107 R)
• M9: 4,255,910 km (0.106 R)
• M10: 5,073,612 km (0.098 R)
• M11: 5,543,349 km (0.116 R)
• M12: 5,993,040 km (0.065 R)
• M13: 6,595,920 km (0.047 R)
• M14: 7,156,313 km (0.113 R)
• M15: 8,464,098 km (0.113 R)
• M16: 8,901,821 km (0.117 R)
• M17: 9,387,566 km (0.101 R)
• M18: 10,201,528 km (0.116 R)
• M19: 10,842,255 km (0.086 R)
• M20: 11,396,665 km (0.083 R)
• M21: 12,008,670 km (0.04 R)
• M22: 12,682,758 km (0.036 R)
• M23: 13,091,010 km (0.068 R)
• M24: 13,805,191 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753

Radius: 9.9

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.76 AU - 4.14 AU

Year: 5518 Days

Day: 13.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,918,128 km

• M1: 123,568 km (0.073 R)
• M2: 490,831 km (0.025 R)
• M3: 1,120,488 km (0.028 R)
• M4: 2,197,892 km (0.107 R)
• M5: 2,562,312 km (0.053 R)
• M6: 3,084,708 km (0.088 R)
• M7: 4,048,118 km (0.108 R)
• M8: 5,402,578 km (0.106 R)
• M9: 6,592,778 km (0.105 R)
• M10: 7,836,086 km (0.063 R)
• M11: 9,656,094 km (0.095 R)
• M12: 10,457,490 km (0.095 R)
• M13: 11,110,933 km (0.109 R)
• M14: 13,128,709 km (0.03 R)
• M15: 15,617,719 km (0.044 R)
• M16: 16,658,471 km (0.047 R)
• M17: 17,679,776 km (0.084 R)
• M18: 18,606,983 km (0.112 R)
• M19: 19,082,704 km (0.042 R)
• M20: 19,846,551 km (0.089 R)
• M21: 21,140,274 km (0.067 R)
• M22: 22,565,941 km (0.105 R)
• M23: 25,775,264 km (0.109 R)
• M24: 27,928,576 km (0.043 R)
• M25: 29,003,586 km (0.099 R)
• M26: 29,920,472 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 11.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.17 AU - 5.23 AU

Year: 6050 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,918,128 km

• M1: 145,559 km (0.057 R)
• M2: 514,168 km (0.109 R)
• M3: 1,133,204 km (0.11 R)
• M4: 1,826,141 km (0.112 R)
• M5: 2,401,345 km (0.068 R)
• M6: 3,829,107 km (0.116 R)
• M7: 4,309,017 km (0.119 R)
• M8: 5,730,346 km (0.118 R)
• M9: 6,708,567 km (0.102 R)
• M10: 8,380,024 km (0.1 R)
• M11: 8,760,601 km (0.107 R)
• M12: 11,019,678 km (0.073 R)
• M13: 12,876,038 km (0.091 R)
• M14: 13,747,147 km (0.097 R)
• M15: 14,277,770 km (0.104 R)
• M16: 18,446,465 km (0.081 R)
• M17: 19,686,481 km (0.116 R)
• M18: 24,814,397 km (0.066 R)
• M19: 28,745,829 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 15,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit