🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.8

Radius: 14.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.8 AU - 1.08 AU

Year: 629 Days

Day: 6.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,115,137 km

• M1: 182,958 km (0.075 R)
• M2: 666,159 km (0.045 R)
• M3: 1,401,433 km (0.101 R)
• M4: 2,171,862 km (0.04 R)
• M5: 2,833,533 km (0.099 R)
• M6: 3,409,784 km (0.103 R)
• M7: 4,106,761 km (0.076 R)
• M8: 5,011,529 km (0.112 R)
• M9: 5,503,107 km (0.081 R)
• M10: 5,989,749 km (0.071 R)
• M11: 6,505,114 km (0.083 R)
• M12: 7,029,454 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.7

Radius: 10.1

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.13 AU - 1.21 AU

Year: 874 Days

Day: 5.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,115,137 km

• M1: 125,662 km (0.079 R)
• M2: 463,604 km (0.079 R)
• M3: 780,153 km (0.076 R)
• M4: 1,537,268 km (0.085 R)
• M5: 3,206,630 km (0.091 R)
• M6: 3,521,085 km (0.058 R)
• M7: 4,136,531 km (0.113 R)
• M8: 4,738,961 km (0.099 R)
• M9: 5,061,494 km (0.068 R)
• M10: 7,542,126 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.3

Radius: 9.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.41 AU - 1.73 AU

Year: 1358 Days

Day: 10.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,115,137 km

• M1: 119,678 km (0.11 R)
• M2: 563,386 km (0.035 R)
• M3: 889,808 km (0.091 R)
• M4: 1,189,303 km (0.075 R)
• M5: 1,720,974 km (0.092 R)
• M6: 2,123,991 km (0.11 R)
• M7: 2,637,261 km (0.04 R)
• M8: 3,015,145 km (0.086 R)
• M9: 3,343,363 km (0.118 R)
• M10: 4,544,185 km (0.1 R)
• M11: 5,477,825 km (0.036 R)
• M12: 5,948,011 km (0.083 R)
• M13: 6,269,048 km (0.09 R)
• M14: 9,851,169 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 11.4

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.31 AU - 1.83 AU

Year: 1358 Days

Day: 12.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,115,137 km

• M1: 141,819 km (0.063 R)
• M2: 765,492 km (0.099 R)
• M3: 1,228,498 km (0.111 R)
• M4: 1,836,912 km (0.101 R)
• M5: 2,205,970 km (0.099 R)
• M6: 2,826,652 km (0.048 R)
• M7: 3,354,433 km (0.106 R)
• M8: 4,141,767 km (0.063 R)
• M9: 5,068,974 km (0.066 R)
• M10: 5,715,536 km (0.112 R)
• M11: 6,587,991 km (0.059 R)
• M12: 7,043,367 km (0.07 R)
• M13: 8,835,849 km (0.106 R)
• M14: 10,810,391 km (0.085 R)
• M15: 11,195,456 km (0.054 R)
• M16: 11,553,593 km (0.085 R)
• M17: 12,217,509 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.8

Radius: 9.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.34 AU - 2.14 AU

Year: 1584 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,115,137 km

• M1: 121,922 km (0.087 R)
• M2: 426,952 km (0.099 R)
• M3: 791,672 km (0.112 R)
• M4: 1,148,164 km (0.109 R)
• M5: 1,551,480 km (0.115 R)
• M6: 1,925,175 km (0.035 R)
• M7: 2,441,437 km (0.079 R)
• M8: 2,752,152 km (0.099 R)
• M9: 3,131,981 km (0.092 R)
• M10: 3,848,555 km (0.1 R)
• M11: 4,254,863 km (0.11 R)
• M12: 5,315,212 km (0.098 R)
• M13: 6,287,898 km (0.116 R)
• M14: 6,999,684 km (0.083 R)
• M15: 8,112,244 km (0.102 R)
• M16: 8,753,719 km (0.114 R)
• M17: 11,082,659 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.9

Radius: 12.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.7 AU - 1.86 AU

Year: 1639 Days

Day: 9.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,115,137 km

• M1: 157,527 km (0.101 R)
• M2: 901,926 km (0.094 R)
• M3: 1,758,523 km (0.118 R)
• M4: 2,185,924 km (0.109 R)
• M5: 3,077,079 km (0.114 R)
• M6: 3,634,929 km (0.049 R)
• M7: 4,354,495 km (0.116 R)
• M8: 5,860,497 km (0.047 R)
• M9: 6,743,423 km (0.039 R)
• M10: 7,903,256 km (0.027 R)

Asteroid Belt

Center: 3.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.8

Radius: 5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.55 AU - 6.07 AU

Year: 9667 Days

Day: 18.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 30,115,137 km

• M1: 64,626 km (0.047 R)
• M2: 340,485 km (0.078 R)
• M3: 554,709 km (0.093 R)
• M4: 881,730 km (0.063 R)
• M5: 1,152,053 km (0.108 R)
• M6: 1,511,537 km (0.057 R)
• M7: 1,928,466 km (0.063 R)
• M8: 2,133,415 km (0.099 R)
• M9: 2,968,321 km (0.072 R)
• M10: 3,323,915 km (0.094 R)
• M11: 3,554,745 km (0.096 R)
• M12: 3,864,113 km (0.092 R)
• M13: 6,329,037 km (0.044 R)
• M14: 7,434,565 km (0.107 R)
• M15: 8,089,056 km (0.097 R)
• M16: 8,781,096 km (0.107 R)
• M17: 9,263,848 km (0.08 R)
• M18: 10,955,351 km (0.089 R)
• M19: 13,675,789 km (0.036 R)
• M20: 15,334,231 km (0.087 R)
• M21: 15,856,776 km (0.043 R)
• M22: 16,271,312 km (0.093 R)
• M23: 16,693,178 km (0.113 R)
• M24: 18,066,187 km (0.038 R)
• M25: 20,542,480 km (0.108 R)
• M26: 22,043,845 km (0.051 R)
• M27: 22,485,906 km (0.098 R)
• M28: 23,387,832 km (0.093 R)
• M29: 26,402,678 km (0.065 R)
• M30: 26,651,160 km (0.079 R)
• M31: 26,901,138 km (0.112 R)
• M32: 28,608,349 km (0.078 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 14,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit