🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 8.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.66 AU - 0.76 AU

Year: 392 Days

Day: 7.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 58,565,275 km

• M1: 104,719 km (0.095 R)
• M2: 378,333 km (0.086 R)
• M3: 774,767 km (0.12 R)
• M4: 1,357,601 km (0.099 R)
• M5: 1,626,428 km (0.092 R)
• M6: 3,027,263 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.7

Radius: 13.2

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.83 AU - 0.99 AU

Year: 569 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 145.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,565,275 km

• M1: 164,258 km (0.116 R)
• M2: 668,553 km (0.052 R)
• M3: 1,083,687 km (0.12 R)
• M4: 1,711,848 km (0.081 R)
• M5: 2,607,640 km (0.091 R)
• M6: 3,267,666 km (0.084 R)
• M7: 4,198,913 km (0.055 R)
• M8: 4,630,802 km (0.096 R)
• M9: 5,676,342 km (0.084 R)
• M10: 6,957,348 km (0.086 R)
• M11: 7,410,181 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.7

Radius: 13

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.2 AU - 1.58 AU

Year: 1075 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,565,275 km

• M1: 162,314 km (0.091 R)
• M2: 604,974 km (0.083 R)
• M3: 1,019,809 km (0.073 R)
• M4: 1,609,075 km (0.105 R)
• M5: 2,094,669 km (0.113 R)
• M6: 2,640,253 km (0.085 R)
• M7: 3,051,049 km (0.059 R)
• M8: 4,140,420 km (0.088 R)
• M9: 4,737,166 km (0.098 R)
• M10: 5,308,480 km (0.076 R)
• M11: 6,014,283 km (0.085 R)
• M12: 6,854,724 km (0.104 R)
• M13: 7,535,394 km (0.03 R)
• M14: 8,260,645 km (0.027 R)
• M15: 9,420,028 km (0.115 R)
• M16: 9,850,571 km (0.068 R)
• M17: 10,685,327 km (0.108 R)
• M18: 11,256,043 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.5

Radius: 12.8

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.51 AU - 1.87 AU

Year: 1441 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,565,275 km

• M1: 159,322 km (0.115 R)
• M2: 599,289 km (0.1 R)
• M3: 1,334,114 km (0.1 R)
• M4: 2,419,746 km (0.093 R)
• M5: 3,455,860 km (0.053 R)
• M6: 4,026,427 km (0.116 R)
• M7: 5,457,330 km (0.101 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.8

Radius: 5.6

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.13 AU - 7.67 AU

Year: 13206 Days

Day: 16.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,565,275 km

• M1: 113,994 km (0.103 R)
• M2: 419,173 km (0.114 R)
• M3: 758,760 km (0.108 R)
• M4: 1,169,855 km (0.063 R)
• M5: 1,412,204 km (0.085 R)
• M6: 1,879,697 km (0.117 R)
• M7: 2,385,637 km (0.105 R)
• M8: 2,932,717 km (0.04 R)
• M9: 3,357,874 km (0.032 R)
• M10: 3,796,345 km (0.078 R)
• M11: 4,301,388 km (0.12 R)
• M12: 4,600,733 km (0.066 R)
• M13: 5,010,481 km (0.105 R)
• M14: 5,341,990 km (0.052 R)
• M15: 5,938,886 km (0.082 R)
• M16: 6,816,128 km (0.066 R)
• M17: 7,348,397 km (0.101 R)
• M18: 7,776,546 km (0.116 R)
• M19: 10,014,081 km (0.099 R)
• M20: 12,829,663 km (0.092 R)
• M21: 13,013,818 km (0.079 R)
• M22: 15,431,020 km (0.083 R)
• M23: 16,346,709 km (0.052 R)
• M24: 20,373,734 km (0.11 R)
• M25: 23,702,885 km (0.118 R)
• M26: 25,787,083 km (0.106 R)
• M27: 26,673,749 km (0.091 R)
• M28: 28,196,506 km (0.066 R)
• M29: 28,507,969 km (0.086 R)
• M30: 29,883,671 km (0.082 R)
• M31: 35,227,157 km (0.081 R)
• M32: 36,810,202 km (0.083 R)
• M33: 42,383,770 km (0.083 R)
• M34: 42,792,471 km (0.109 R)
• M35: 44,033,984 km (0.052 R)
• M36: 45,583,967 km (0.088 R)
• M37: 50,298,843 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.1

Radius: 3.6

Gravity: 45.61 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.45 AU - 8.33 AU

Year: 14539 Days

Day: 19 Hours

Environment

Temp: -225 °C

Axial Tilt: 99.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,565,275 km

• M1: 46,375 km (0.088 R)
• M2: 230,680 km (0.046 R)
• M3: 446,101 km (0.069 R)
• M4: 785,090 km (0.06 R)
• M5: 1,073,365 km (0.12 R)
• M6: 2,090,929 km (0.089 R)
• M7: 3,081,716 km (0.033 R)
• M8: 3,678,911 km (0.11 R)
• M9: 4,894,992 km (0.099 R)
• M10: 6,316,471 km (0.038 R)
• M11: 7,448,029 km (0.079 R)
• M12: 9,834,265 km (0.092 R)
• M13: 12,622,171 km (0.062 R)
• M14: 15,821,022 km (0.1 R)
• M15: 16,190,230 km (0.106 R)
• M16: 28,245,275 km (0.114 R)
• M17: 31,260,270 km (0.033 R)
• M18: 31,375,909 km (0.058 R)
• M19: 39,248,946 km (0.079 R)
• M20: 41,022,429 km (0.068 R)
• M21: 41,439,059 km (0.101 R)
• M22: 42,991,286 km (0.055 R)
• M23: 45,169,581 km (0.072 R)
• M24: 51,015,118 km (0.113 R)
• M25: 52,306,895 km (0.103 R)
• M26: 55,801,053 km (0.115 R)
• M27: 55,971,146 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 20,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit