🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.9

Radius: 14.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.5 AU - 0.56 AU

Year: 266 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 54,049,221 km

• M1: 180,265 km (0.079 R)
• M2: 759,957 km (0.116 R)
• M3: 1,236,426 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.5

Radius: 10.3

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.77 AU - 0.97 AU

Year: 560 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 142.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,049,221 km

• M1: 128,205 km (0.074 R)
• M2: 465,249 km (0.075 R)
• M3: 1,177,934 km (0.114 R)
• M4: 1,732,194 km (0.069 R)
• M5: 2,126,534 km (0.069 R)
• M6: 3,350,843 km (0.107 R)
• M7: 4,116,335 km (0.108 R)
• M8: 4,792,817 km (0.087 R)
• M9: 5,114,602 km (0.059 R)
• M10: 6,549,694 km (0.079 R)
• M11: 7,054,288 km (0.081 R)
• M12: 7,561,873 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.6

Radius: 10

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.34 AU - 3.04 AU

Year: 3045 Days

Day: 6.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,049,221 km

• M1: 124,465 km (0.109 R)
• M2: 511,924 km (0.111 R)
• M3: 1,775,577 km (0.06 R)
• M4: 2,310,838 km (0.119 R)
• M5: 2,852,682 km (0.058 R)
• M6: 3,349,197 km (0.062 R)
• M7: 4,493,770 km (0.114 R)
• M8: 5,143,474 km (0.103 R)
• M9: 5,567,734 km (0.087 R)
• M10: 6,572,582 km (0.093 R)
• M11: 6,893,470 km (0.072 R)
• M12: 7,535,245 km (0.103 R)
• M13: 8,083,521 km (0.073 R)
• M14: 10,156,798 km (0.045 R)
• M15: 10,786,156 km (0.1 R)
• M16: 11,864,009 km (0.11 R)
• M17: 14,970,857 km (0.07 R)
• M18: 17,228,439 km (0.104 R)
• M19: 18,352,218 km (0.064 R)
• M20: 18,932,059 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756

Radius: 12.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.37 AU - 3.01 AU

Year: 3045 Days

Day: 14.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,049,221 km

• M1: 158,873 km (0.069 R)
• M2: 717,920 km (0.102 R)
• M3: 1,240,615 km (0.049 R)
• M4: 2,133,116 km (0.082 R)
• M5: 2,604,798 km (0.115 R)
• M6: 3,076,630 km (0.1 R)
• M7: 3,683,249 km (0.05 R)
• M8: 5,088,123 km (0.089 R)
• M9: 5,489,793 km (0.031 R)
• M10: 6,734,896 km (0.08 R)
• M11: 7,408,386 km (0.101 R)
• M12: 8,433,281 km (0.037 R)
• M13: 9,854,311 km (0.109 R)
• M14: 16,715,019 km (0.095 R)
• M15: 17,893,252 km (0.072 R)
• M16: 20,289,660 km (0.056 R)
• M17: 21,760,506 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.9

Radius: 8.2

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.93 AU - 4.65 AU

Year: 5093 Days

Day: 6.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,049,221 km

• M1: 102,026 km (0.079 R)
• M2: 364,570 km (0.078 R)
• M3: 1,106,575 km (0.034 R)
• M4: 1,623,137 km (0.117 R)
• M5: 2,424,233 km (0.077 R)
• M6: 2,704,430 km (0.097 R)
• M7: 3,263,627 km (0.112 R)
• M8: 3,954,171 km (0.087 R)
• M9: 4,781,447 km (0.082 R)
• M10: 5,362,934 km (0.08 R)
• M11: 5,719,276 km (0.061 R)
• M12: 6,193,352 km (0.101 R)
• M13: 8,046,421 km (0.079 R)
• M14: 8,450,784 km (0.093 R)
• M15: 8,771,073 km (0.089 R)
• M16: 9,233,031 km (0.112 R)
• M17: 9,538,510 km (0.059 R)
• M18: 9,921,032 km (0.105 R)
• M19: 13,102,978 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.2

Radius: 4.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.2 AU - 8.38 AU

Year: 12213 Days

Day: 24.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,049,221 km

• M1: 75,397 km (0.097 R)
• M2: 372,349 km (0.096 R)
• M3: 714,928 km (0.096 R)
• M4: 2,074,174 km (0.107 R)
• M5: 3,020,231 km (0.077 R)
• M6: 3,565,516 km (0.09 R)
• M7: 4,713,829 km (0.097 R)
• M8: 8,401,267 km (0.102 R)
• M9: 22,296,366 km (0.101 R)
• M10: 25,389,900 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.2

Radius: 7.2

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.19 AU - 7.59 AU

Year: 12484 Days

Day: 16.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,049,221 km

• M1: 89,609 km (0.096 R)
• M2: 327,619 km (0.066 R)
• M3: 656,286 km (0.102 R)
• M4: 902,674 km (0.056 R)
• M5: 1,163,423 km (0.108 R)
• M6: 1,808,489 km (0.076 R)
• M7: 2,402,991 km (0.09 R)
• M8: 3,144,846 km (0.056 R)
• M9: 5,656,146 km (0.073 R)
• M10: 7,121,756 km (0.079 R)
• M11: 7,374,427 km (0.1 R)
• M12: 9,116,195 km (0.118 R)
• M13: 11,059,471 km (0.111 R)
• M14: 13,012,023 km (0.077 R)
• M15: 16,537,596 km (0.069 R)
• M16: 16,906,953 km (0.064 R)
• M17: 22,672,156 km (0.111 R)
• M18: 24,820,082 km (0.111 R)
• M19: 26,794,923 km (0.066 R)
• M20: 32,530,655 km (0.08 R)
• M21: 38,257,860 km (0.115 R)
• M22: 41,561,580 km (0.042 R)
• M23: 49,948,784 km (0.076 R)
• M24: 51,187,604 km (0.102 R)
• M25: 53,083,757 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 16,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit