🌌 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: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.5

Radius: 11.8

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.73 AU - 0.85 AU

Year: 485 Days

Day: 7.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,163,056 km

• M1: 146,756 km (0.068 R)
• M2: 642,672 km (0.119 R)
• M3: 1,166,415 km (0.065 R)
• M4: 1,716,636 km (0.098 R)
• M5: 2,105,590 km (0.036 R)
• M6: 2,866,146 km (0.105 R)
• M7: 3,346,953 km (0.04 R)
• M8: 3,775,401 km (0.118 R)
• M9: 5,336,156 km (0.058 R)
• M10: 6,159,692 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 14.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.81 AU - 0.87 AU

Year: 531 Days

Day: 7.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,163,056 km

• M1: 182,809 km (0.052 R)
• M2: 717,771 km (0.075 R)
• M3: 1,492,089 km (0.104 R)
• M4: 1,976,188 km (0.098 R)
• M5: 2,451,012 km (0.069 R)
• M6: 2,948,424 km (0.074 R)
• M7: 3,465,135 km (0.086 R)
• M8: 4,804,635 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.4

Radius: 10.8

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.29 AU - 1.31 AU

Year: 1023 Days

Day: 8.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,163,056 km

• M1: 134,339 km (0.069 R)
• M2: 714,031 km (0.096 R)
• M3: 1,081,593 km (0.119 R)
• M4: 1,453,493 km (0.03 R)
• M5: 2,360,654 km (0.085 R)
• M6: 2,710,863 km (0.061 R)
• M7: 3,068,402 km (0.113 R)
• M8: 3,594,538 km (0.089 R)
• M9: 5,479,920 km (0.078 R)
• M10: 6,012,039 km (0.08 R)
• M11: 7,430,377 km (0.109 R)
• M12: 8,109,850 km (0.115 R)
• M13: 8,660,370 km (0.07 R)
• M14: 9,060,395 km (0.07 R)
• M15: 9,836,210 km (0.109 R)
• M16: 11,182,142 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.5

Radius: 11.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.38 AU - 1.64 AU

Year: 1281 Days

Day: 6.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,163,056 km

• M1: 148,102 km (0.117 R)
• M2: 522,695 km (0.106 R)
• M3: 972,536 km (0.116 R)
• M4: 1,822,401 km (0.099 R)
• M5: 2,288,698 km (0.111 R)
• M6: 2,739,735 km (0.116 R)
• M7: 3,205,134 km (0.067 R)
• M8: 4,519,800 km (0.102 R)
• M9: 5,776,871 km (0.049 R)
• M10: 6,259,773 km (0.103 R)
• M11: 7,124,599 km (0.113 R)
• M12: 8,208,734 km (0.06 R)
• M13: 8,820,290 km (0.063 R)
• M14: 9,306,484 km (0.063 R)
• M15: 10,499,676 km (0.063 R)
• M16: 11,011,450 km (0.105 R)
• M17: 12,458,062 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.8

Radius: 4.1

Gravity: 18.73 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.35 AU - 6.27 AU

Year: 9667 Days

Day: 23.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 36,163,056 km

• M1: 51,013 km (0.034 R)
• M2: 196,123 km (0.058 R)
• M3: 496,067 km (0.051 R)
• M4: 785,688 km (0.106 R)
• M5: 978,071 km (0.09 R)
• M6: 1,168,958 km (0.093 R)
• M7: 1,384,528 km (0.057 R)
• M8: 1,625,979 km (0.099 R)
• M9: 1,910,066 km (0.086 R)
• M10: 2,669,574 km (0.085 R)
• M11: 3,127,194 km (0.079 R)
• M12: 3,276,343 km (0.053 R)
• M13: 3,635,228 km (0.119 R)
• M14: 3,945,644 km (0.071 R)
• M15: 4,145,357 km (0.08 R)
• M16: 4,351,802 km (0.092 R)
• M17: 5,306,386 km (0.102 R)
• M18: 6,059,163 km (0.081 R)
• M19: 9,473,285 km (0.06 R)
• M20: 10,014,081 km (0.081 R)
• M21: 10,152,459 km (0.098 R)
• M22: 11,607,299 km (0.114 R)
• M23: 12,758,604 km (0.078 R)
• M24: 14,273,133 km (0.114 R)
• M25: 15,903,301 km (0.038 R)
• M26: 16,281,783 km (0.043 R)
• M27: 16,601,624 km (0.08 R)
• M28: 17,923,321 km (0.096 R)
• M29: 18,889,274 km (0.104 R)
• M30: 19,600,014 km (0.115 R)
• M31: 19,744,226 km (0.081 R)
• M32: 22,860,350 km (0.11 R)
• M33: 25,767,186 km (0.048 R)
• M34: 31,900,848 km (0.114 R)
• M35: 32,806,065 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 18,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit