🌌 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: 119.1

Radius: 8.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.54 AU - 0.7 AU

Year: 331 Days

Day: 6.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,960,396 km

• M1: 114,442 km (0.106 R)
• M2: 394,490 km (0.054 R)
• M3: 824,583 km (0.095 R)
• M4: 1,128,118 km (0.067 R)
• M5: 1,517,970 km (0.058 R)
• M6: 2,066,844 km (0.052 R)
• M7: 2,352,427 km (0.092 R)

Asteroid Belt

Center: 0.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.9

Radius: 9.4

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.02 AU - 1.6 AU

Year: 1017 Days

Day: 14.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,960,396 km

• M1: 116,986 km (0.1 R)
• M2: 455,077 km (0.053 R)
• M3: 911,500 km (0.068 R)
• M4: 1,221,915 km (0.073 R)
• M5: 1,588,430 km (0.043 R)
• M6: 2,133,415 km (0.12 R)
• M7: 2,559,021 km (0.103 R)
• M8: 3,065,560 km (0.053 R)
• M9: 4,359,132 km (0.098 R)
• M10: 7,955,465 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.3

Radius: 9.8

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.25 AU - 4.63 AU

Year: 5304 Days

Day: 14 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,960,396 km

• M1: 121,922 km (0.084 R)
• M2: 597,344 km (0.119 R)
• M3: 981,512 km (0.091 R)
• M4: 2,200,734 km (0.09 R)
• M5: 3,496,850 km (0.027 R)
• M6: 4,998,214 km (0.096 R)
• M7: 6,999,236 km (0.061 R)
• M8: 9,282,398 km (0.089 R)
• M9: 10,905,834 km (0.1 R)
• M10: 11,589,945 km (0.076 R)
• M11: 12,101,570 km (0.105 R)
• M12: 14,570,085 km (0.079 R)
• M13: 15,119,857 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.2

Radius: 6.1

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.27 AU - 8.89 AU

Year: 17046 Days

Day: 20.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,960,396 km

• M1: 193,879 km (0.069 R)
• M2: 407,505 km (0.119 R)
• M3: 910,153 km (0.112 R)
• M4: 2,821,117 km (0.046 R)
• M5: 3,287,413 km (0.087 R)
• M6: 3,889,844 km (0.064 R)
• M7: 5,905,226 km (0.092 R)
• M8: 7,811,402 km (0.048 R)
• M9: 11,237,493 km (0.07 R)
• M10: 11,963,940 km (0.071 R)
• M11: 16,146,846 km (0.118 R)
• M12: 17,386,564 km (0.118 R)
• M13: 17,625,920 km (0.109 R)
• M14: 19,879,762 km (0.084 R)
• M15: 21,852,808 km (0.113 R)
• M16: 34,321,940 km (0.105 R)
• M17: 43,262,807 km (0.047 R)
• M18: 46,864,226 km (0.099 R)
• M19: 51,312,369 km (0.119 R)
• M20: 53,134,172 km (0.109 R)
• M21: 57,787,862 km (0.102 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: 491 - 19,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit