🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.9

Radius: 8.3

Gravity: 11.55 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.59 AU - 0.65 AU

Year: 337 Days

Day: 10 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,009,429 km

• M1: 103,522 km (0.087 R)
• M2: 388,206 km (0.077 R)
• M3: 683,961 km (0.118 R)
• M4: 1,072,916 km (0.071 R)
• M5: 1,367,624 km (0.073 R)
• M6: 1,646,474 km (0.1 R)
• M7: 1,932,356 km (0.115 R)
• M8: 2,251,598 km (0.054 R)
• M9: 2,520,874 km (0.086 R)
• M10: 2,781,772 km (0.087 R)
• M11: 3,168,932 km (0.092 R)
• M12: 3,520,636 km (0.091 R)
• M13: 3,936,070 km (0.035 R)
• M14: 4,466,544 km (0.091 R)
• M15: 5,043,692 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.3

Radius: 13.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.72 AU - 0.74 AU

Year: 431 Days

Day: 8.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,009,429 km

• M1: 169,195 km (0.099 R)
• M2: 655,388 km (0.099 R)
• M3: 1,134,700 km (0.098 R)
• M4: 1,577,809 km (0.11 R)
• M5: 2,025,106 km (0.092 R)
• M6: 2,468,514 km (0.042 R)
• M7: 3,098,920 km (0.065 R)
• M8: 3,535,746 km (0.064 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.6

Radius: 14.2

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.05 AU - 1.53 AU

Year: 1011 Days

Day: 6.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,009,429 km

• M1: 176,525 km (0.117 R)
• M2: 924,814 km (0.095 R)
• M3: 1,765,554 km (0.102 R)
• M4: 2,338,813 km (0.057 R)
• M5: 3,185,537 km (0.115 R)
• M6: 4,094,943 km (0.093 R)
• M7: 4,665,359 km (0.102 R)
• M8: 6,075,020 km (0.109 R)
• M9: 6,656,956 km (0.043 R)
• M10: 7,154,069 km (0.093 R)
• M11: 7,701,298 km (0.054 R)
• M12: 9,193,238 km (0.068 R)
• M13: 10,394,060 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.3

Radius: 7.1

Gravity: 17.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.42 AU - 8.58 AU

Year: 12784 Days

Day: 16 Hours

Environment

Temp: -235 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,009,429 km

• M1: 94,695 km (0.084 R)
• M2: 414,835 km (0.046 R)
• M3: 677,080 km (0.086 R)
• M4: 973,284 km (0.061 R)
• M5: 1,903,184 km (0.032 R)
• M6: 2,218,387 km (0.063 R)
• M7: 5,639,690 km (0.086 R)
• M8: 6,700,189 km (0.031 R)
• M9: 7,299,628 km (0.057 R)
• M10: 12,792,114 km (0.107 R)
• M11: 17,051,464 km (0.117 R)
• M12: 17,444,159 km (0.051 R)
• M13: 19,841,465 km (0.089 R)
• M14: 23,690,319 km (0.107 R)
• M15: 28,446,185 km (0.101 R)
• M16: 32,584,361 km (0.105 R)
• M17: 37,501,493 km (0.11 R)
• M18: 42,891,206 km (0.048 R)
• M19: 59,558,951 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 14,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit