🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.1

Radius: 9.9

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.17 AU - 4.35 AU

Year: 3894 Days

Day: 12.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,447,034 km

• M1: 123,119 km (0.094 R)
• M2: 471,532 km (0.112 R)
• M3: 1,054,366 km (0.1 R)
• M4: 1,372,710 km (0.098 R)
• M5: 1,993,840 km (0.044 R)
• M6: 2,325,798 km (0.052 R)
• M7: 3,895,828 km (0.055 R)
• M8: 4,511,124 km (0.071 R)
• M9: 5,139,435 km (0.073 R)
• M10: 6,334,572 km (0.06 R)
• M11: 7,249,513 km (0.084 R)
• M12: 7,906,995 km (0.107 R)
• M13: 9,227,496 km (0.06 R)
• M14: 9,999,720 km (0.072 R)
• M15: 10,401,839 km (0.075 R)
• M16: 10,731,104 km (0.086 R)
• M17: 11,672,823 km (0.062 R)
• M18: 12,483,643 km (0.119 R)
• M19: 13,967,355 km (0.117 R)
• M20: 14,880,949 km (0.083 R)
• M21: 15,565,210 km (0.115 R)
• M22: 16,996,562 km (0.109 R)
• M23: 18,754,935 km (0.096 R)
• M24: 20,055,689 km (0.113 R)
• M25: 22,974,942 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.3

Radius: 12.5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.02 AU - 10.32 AU

Year: 11307 Days

Day: 9.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,447,034 km

• M1: 155,582 km (0.104 R)
• M2: 992,731 km (0.072 R)
• M3: 1,905,578 km (0.08 R)
• M4: 2,470,758 km (0.077 R)
• M5: 4,980,861 km (0.04 R)
• M6: 6,330,084 km (0.085 R)
• M7: 9,423,319 km (0.072 R)
• M8: 12,740,652 km (0.096 R)
• M9: 14,156,596 km (0.059 R)
• M10: 14,751,547 km (0.088 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.7

Radius: 6.7

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.78 AU - 10.1 AU

Year: 13881 Days

Day: 22.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,447,034 km

• M1: 83,326 km (0.112 R)
• M2: 511,326 km (0.119 R)
• M3: 740,809 km (0.114 R)
• M4: 1,232,238 km (0.108 R)
• M5: 1,595,611 km (0.099 R)
• M6: 2,176,799 km (0.072 R)
• M7: 3,403,352 km (0.038 R)
• M8: 4,032,859 km (0.101 R)
• M9: 4,641,124 km (0.07 R)
• M10: 5,273,923 km (0.095 R)
• M11: 5,521,059 km (0.116 R)
• M12: 7,042,469 km (0.105 R)
• M13: 7,562,172 km (0.077 R)
• M14: 9,173,192 km (0.083 R)
• M15: 10,166,821 km (0.119 R)
• M16: 10,606,040 km (0.095 R)
• M17: 11,346,550 km (0.095 R)
• M18: 14,655,655 km (0.094 R)
• M19: 15,501,631 km (0.055 R)
• M20: 15,863,508 km (0.108 R)
• M21: 16,231,070 km (0.094 R)
• M22: 17,290,522 km (0.088 R)
• M23: 21,719,666 km (0.115 R)
• M24: 30,875,654 km (0.075 R)
• M25: 31,333,424 km (0.051 R)
• M26: 32,262,726 km (0.088 R)
• M27: 34,420,675 km (0.098 R)
• M28: 36,037,828 km (0.112 R)
• M29: 41,053,994 km (0.099 R)
• M30: 44,305,653 km (0.113 R)
• M31: 48,799,573 km (0.106 R)
• M32: 50,047,369 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.1

Radius: 6.8

Gravity: 19.01 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 10.32 AU - 11.9 AU

Year: 16402 Days

Day: 15.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,447,034 km

• M1: 85,121 km (0.086 R)
• M2: 680,970 km (0.11 R)
• M3: 919,877 km (0.087 R)
• M4: 2,478,089 km (0.098 R)
• M5: 3,488,922 km (0.09 R)
• M6: 5,678,885 km (0.093 R)
• M7: 6,375,562 km (0.106 R)
• M8: 10,318,064 km (0.061 R)
• M9: 11,992,962 km (0.095 R)
• M10: 12,255,656 km (0.114 R)
• M11: 13,841,393 km (0.118 R)
• M12: 19,321,911 km (0.094 R)
• M13: 21,751,231 km (0.107 R)
• M14: 22,142,130 km (0.04 R)
• M15: 25,011,418 km (0.105 R)
• M16: 32,480,989 km (0.119 R)
• M17: 36,718,947 km (0.101 R)
• M18: 36,995,404 km (0.116 R)
• M19: 39,546,646 km (0.072 R)
• M20: 41,910,741 km (0.114 R)
• M21: 42,974,083 km (0.043 R)
• M22: 52,136,504 km (0.079 R)
• M23: 56,065,692 km (0.119 R)
• M24: 56,985,419 km (0.049 R)
• M25: 70,510,712 km (0.111 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 16,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit