🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.3

Radius: 10.2

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 13.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,187,199 km

• M1: 127,308 km (0.108 R)
• M2: 510,129 km (0.056 R)
• M3: 846,874 km (0.118 R)
• M4: 1,195,437 km (0.098 R)
• M5: 1,828,535 km (0.092 R)
• M6: 2,205,821 km (0.094 R)
• M7: 2,625,742 km (0.081 R)
• M8: 2,965,179 km (0.098 R)
• M9: 3,444,940 km (0.089 R)
• M10: 3,853,492 km (0.071 R)
• M11: 4,255,162 km (0.101 R)
• M12: 4,712,483 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.2

Radius: 12.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.01 AU - 1.01 AU

Year: 655 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 70,187,199 km

• M1: 154,235 km (0.086 R)
• M2: 1,049,579 km (0.064 R)
• M3: 1,524,851 km (0.098 R)
• M4: 2,110,676 km (0.081 R)
• M5: 2,722,382 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31

Radius: 14.1

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.07 AU - 4.79 AU

Year: 6020 Days

Day: 8.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,187,199 km

• M1: 583,581 km (0.066 R)
• M2: 1,693,897 km (0.115 R)
• M3: 2,603,153 km (0.077 R)
• M4: 6,460,384 km (0.039 R)
• M5: 9,892,758 km (0.086 R)
• M6: 10,630,125 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.4

Radius: 7.1

Gravity: 15.98 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.47 AU - 9.77 AU

Year: 16341 Days

Day: 24 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,187,199 km

• M1: 88,263 km (0.074 R)
• M2: 451,187 km (0.066 R)
• M3: 919,129 km (0.11 R)
• M4: 1,250,638 km (0.104 R)
• M5: 1,694,046 km (0.105 R)
• M6: 1,980,975 km (0.111 R)
• M7: 2,321,310 km (0.111 R)
• M8: 4,954,981 km (0.104 R)
• M9: 7,744,233 km (0.119 R)
• M10: 8,285,029 km (0.081 R)
• M11: 10,406,776 km (0.115 R)
• M12: 11,249,461 km (0.057 R)
• M13: 12,007,323 km (0.1 R)
• M14: 12,731,527 km (0.038 R)
• M15: 13,001,850 km (0.09 R)
• M16: 14,050,382 km (0.108 R)
• M17: 15,003,619 km (0.112 R)
• M18: 17,284,538 km (0.082 R)
• M19: 18,292,528 km (0.103 R)
• M20: 19,517,436 km (0.077 R)
• M21: 21,171,390 km (0.026 R)
• M22: 28,035,838 km (0.112 R)
• M23: 28,840,973 km (0.105 R)
• M24: 32,718,251 km (0.082 R)
• M25: 35,576,618 km (0.089 R)
• M26: 36,656,116 km (0.115 R)
• M27: 39,022,156 km (0.085 R)
• M28: 42,232,526 km (0.109 R)
• M29: 45,143,401 km (0.105 R)
• M30: 46,248,631 km (0.071 R)
• M31: 53,261,928 km (0.09 R)
• M32: 54,141,265 km (0.117 R)
• M33: 60,951,708 km (0.117 R)
• M34: 62,107,351 km (0.113 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: 540 - 13,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit