🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.6

Radius: 14.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.66 AU - 1.02 AU

Year: 513 Days

Day: 6.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,785,754 km

• M1: 183,257 km (0.079 R)
• M2: 683,513 km (0.065 R)
• M3: 1,237,324 km (0.101 R)
• M4: 1,757,925 km (0.05 R)
• M5: 2,336,569 km (0.118 R)
• M6: 2,904,592 km (0.029 R)
• M7: 3,600,821 km (0.08 R)
• M8: 4,434,679 km (0.089 R)
• M9: 5,621,589 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.7

Radius: 8.9

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.79 AU - 0.93 AU

Year: 532 Days

Day: 5 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,785,754 km

• M1: 110,702 km (0.078 R)
• M2: 425,756 km (0.115 R)
• M3: 937,979 km (0.115 R)
• M4: 1,563,148 km (0.113 R)
• M5: 1,887,776 km (0.045 R)
• M6: 2,202,829 km (0.084 R)
• M7: 3,045,813 km (0.087 R)
• M8: 3,788,716 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707

Radius: 12.4

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.53 AU - 3.73 AU

Year: 4612 Days

Day: 6.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,785,754 km

• M1: 154,385 km (0.081 R)
• M2: 619,934 km (0.058 R)
• M3: 1,197,232 km (0.084 R)
• M4: 2,079,111 km (0.104 R)
• M5: 2,705,777 km (0.08 R)
• M6: 3,159,357 km (0.109 R)
• M7: 5,397,042 km (0.074 R)
• M8: 5,971,648 km (0.07 R)
• M9: 7,008,959 km (0.097 R)
• M10: 7,764,877 km (0.058 R)
• M11: 8,199,609 km (0.046 R)
• M12: 8,843,478 km (0.054 R)
• M13: 10,623,244 km (0.093 R)
• M14: 11,160,001 km (0.108 R)
• M15: 12,336,588 km (0.074 R)
• M16: 14,880,201 km (0.03 R)
• M17: 15,838,974 km (0.066 R)
• M18: 19,356,319 km (0.106 R)
• M19: 20,704,944 km (0.074 R)
• M20: 22,550,533 km (0.05 R)
• M21: 24,043,220 km (0.12 R)
• M22: 26,730,297 km (0.115 R)
• M23: 27,557,274 km (0.096 R)
• M24: 28,316,035 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 13.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.37 AU - 4.81 AU

Year: 5516 Days

Day: 12.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,785,754 km

• M1: 164,258 km (0.051 R)
• M2: 648,357 km (0.069 R)
• M3: 1,274,574 km (0.106 R)
• M4: 1,753,287 km (0.071 R)
• M5: 3,487,575 km (0.1 R)
• M6: 4,037,946 km (0.102 R)
• M7: 4,620,629 km (0.04 R)
• M8: 5,775,525 km (0.119 R)
• M9: 7,426,936 km (0.05 R)
• M10: 9,291,823 km (0.064 R)
• M11: 9,792,527 km (0.109 R)
• M12: 10,622,346 km (0.088 R)
• M13: 11,263,523 km (0.086 R)
• M14: 14,639,947 km (0.093 R)
• M15: 16,740,899 km (0.111 R)
• M16: 17,546,933 km (0.085 R)
• M17: 18,184,369 km (0.105 R)
• M18: 19,573,385 km (0.095 R)
• M19: 21,970,542 km (0.074 R)
• M20: 24,715,513 km (0.072 R)
• M21: 26,005,944 km (0.062 R)
• M22: 28,198,151 km (0.085 R)
• M23: 29,606,915 km (0.108 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: 432 - 13,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit