🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 14.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.91 AU - 1.11 AU

Year: 677 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,712,013 km

• M1: 181,612 km (0.091 R)
• M2: 923,019 km (0.115 R)
• M3: 1,631,664 km (0.107 R)
• M4: 2,280,470 km (0.111 R)
• M5: 2,930,173 km (0.073 R)
• M6: 4,166,600 km (0.092 R)
• M7: 4,769,629 km (0.027 R)
• M8: 5,822,050 km (0.11 R)
• M9: 6,292,386 km (0.092 R)
• M10: 6,916,209 km (0.066 R)
• M11: 7,929,286 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.1

Radius: 11.8

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.8 AU - 1.26 AU

Year: 697 Days

Day: 7.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,712,013 km

• M1: 146,756 km (0.116 R)
• M2: 530,474 km (0.096 R)
• M3: 1,065,137 km (0.107 R)
• M4: 1,445,265 km (0.105 R)
• M5: 2,066,844 km (0.115 R)
• M6: 2,622,151 km (0.087 R)
• M7: 3,993,964 km (0.077 R)
• M8: 4,514,714 km (0.076 R)
• M9: 5,225,005 km (0.078 R)
• M10: 5,744,857 km (0.056 R)
• M11: 6,207,115 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.1

Radius: 14

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.66 AU - 3.36 AU

Year: 3482 Days

Day: 10.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,712,013 km

• M1: 174,132 km (0.079 R)
• M2: 752,178 km (0.085 R)
• M3: 1,481,318 km (0.083 R)
• M4: 3,305,814 km (0.025 R)
• M5: 3,965,989 km (0.063 R)
• M6: 4,842,633 km (0.089 R)
• M7: 6,925,334 km (0.095 R)
• M8: 8,260,196 km (0.113 R)
• M9: 9,446,507 km (0.106 R)
• M10: 10,335,268 km (0.098 R)
• M11: 11,047,504 km (0.113 R)
• M12: 12,156,473 km (0.093 R)
• M13: 13,645,570 km (0.101 R)
• M14: 17,345,125 km (0.088 R)
• M15: 17,817,106 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.4

Radius: 10.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.97 AU - 3.31 AU

Year: 3710 Days

Day: 11 Hours

Environment

Temp: -205 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,712,013 km

• M1: 253,269 km (0.088 R)
• M2: 787,184 km (0.049 R)
• M3: 1,460,075 km (0.117 R)
• M4: 1,934,151 km (0.105 R)
• M5: 3,177,758 km (0.085 R)
• M6: 4,979,814 km (0.109 R)
• M7: 5,466,456 km (0.096 R)
• M8: 10,279,318 km (0.058 R)
• M9: 17,777,014 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315

Radius: 14

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.31 AU - 4.87 AU

Year: 5516 Days

Day: 8.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,712,013 km

• M1: 175,030 km (0.099 R)
• M2: 815,009 km (0.087 R)
• M3: 1,326,933 km (0.117 R)
• M4: 1,978,731 km (0.114 R)
• M5: 6,621,351 km (0.086 R)
• M6: 9,055,458 km (0.093 R)
• M7: 12,081,524 km (0.117 R)
• M8: 12,636,682 km (0.07 R)
• M9: 14,559,613 km (0.075 R)
• M10: 15,402,597 km (0.095 R)
• M11: 23,006,058 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.1

Radius: 3.3

Gravity: 68.97 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.39 AU - 10.47 AU

Year: 20867 Days

Day: 15.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,712,013 km

• M1: 40,990 km (0.03 R)
• M2: 206,295 km (0.098 R)
• M3: 359,184 km (0.075 R)
• M4: 639,232 km (0.096 R)
• M5: 809,624 km (0.111 R)
• M6: 935,585 km (0.091 R)
• M7: 1,256,622 km (0.111 R)
• M8: 1,793,080 km (0.12 R)
• M9: 2,329,837 km (0.08 R)
• M10: 2,861,807 km (0.096 R)
• M11: 2,966,526 km (0.051 R)
• M12: 3,073,937 km (0.043 R)
• M13: 3,324,962 km (0.114 R)
• M14: 4,160,466 km (0.12 R)
• M15: 5,682,774 km (0.105 R)
• M16: 7,007,015 km (0.11 R)
• M17: 8,204,546 km (0.118 R)
• M18: 10,064,496 km (0.111 R)
• M19: 10,492,346 km (0.088 R)
• M20: 10,616,662 km (0.117 R)
• M21: 12,256,254 km (0.088 R)
• M22: 13,028,179 km (0.086 R)
• M23: 14,824,102 km (0.097 R)
• M24: 16,948,392 km (0.096 R)
• M25: 28,792,205 km (0.034 R)
• M26: 29,036,199 km (0.095 R)
• M27: 39,213,940 km (0.087 R)
• M28: 41,035,594 km (0.077 R)
• M29: 49,060,323 km (0.113 R)
• M30: 55,580,246 km (0.1 R)
• M31: 56,911,518 km (0.108 R)
• M32: 58,069,555 km (0.111 R)
• M33: 63,888,314 km (0.069 R)
• M34: 67,904,119 km (0.102 R)
• M35: 68,336,307 km (0.117 R)
• M36: 74,581,869 km (0.187 R)
• M37: 77,370,972 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 10,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit