🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.1

Radius: 14.5

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.07 AU - 1.43 AU

Year: 948 Days

Day: 9.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,076,960 km

• M1: 180,864 km (0.045 R)
• M2: 972,237 km (0.086 R)
• M3: 1,429,258 km (0.11 R)
• M4: 2,006,556 km (0.108 R)
• M5: 2,465,373 km (0.097 R)
• M6: 3,942,502 km (0.115 R)
• M7: 6,071,579 km (0.105 R)
• M8: 6,690,166 km (0.081 R)
• M9: 7,233,655 km (0.103 R)
• M10: 8,565,226 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.5

Radius: 10

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.38 AU - 1.82 AU

Year: 1373 Days

Day: 12.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,076,960 km

• M1: 124,765 km (0.055 R)
• M2: 647,310 km (0.117 R)
• M3: 978,220 km (0.103 R)
• M4: 2,783,268 km (0.081 R)
• M5: 4,249,028 km (0.102 R)
• M6: 5,351,565 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.7

Radius: 8.9

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.5 AU - 2.62 AU

Year: 2778 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,076,960 km

• M1: 110,702 km (0.059 R)
• M2: 491,579 km (0.115 R)
• M3: 784,342 km (0.085 R)
• M4: 1,467,256 km (0.102 R)
• M5: 2,227,662 km (0.097 R)
• M6: 2,641,150 km (0.109 R)
• M7: 2,984,328 km (0.066 R)
• M8: 3,681,604 km (0.078 R)
• M9: 4,901,724 km (0.096 R)
• M10: 5,448,354 km (0.082 R)
• M11: 5,843,891 km (0.086 R)
• M12: 6,400,994 km (0.113 R)
• M13: 6,811,789 km (0.111 R)
• M14: 7,849,849 km (0.106 R)
• M15: 9,319,349 km (0.11 R)
• M16: 10,276,476 km (0.091 R)
• M17: 11,467,275 km (0.107 R)
• M18: 12,475,266 km (0.12 R)
• M19: 14,970,109 km (0.116 R)
• M20: 16,660,715 km (0.115 R)
• M21: 17,722,710 km (0.094 R)
• M22: 19,188,021 km (0.107 R)
• M23: 19,981,189 km (0.042 R)
• M24: 21,697,974 km (0.069 R)
• M25: 22,225,008 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.2

Radius: 12.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.45 AU - 4.89 AU

Year: 5776 Days

Day: 5.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,076,960 km

• M1: 153,039 km (0.059 R)
• M2: 704,157 km (0.077 R)
• M3: 1,403,228 km (0.062 R)
• M4: 1,831,826 km (0.083 R)
• M5: 3,000,185 km (0.119 R)
• M6: 3,570,752 km (0.094 R)
• M7: 5,067,329 km (0.065 R)
• M8: 5,788,989 km (0.12 R)
• M9: 6,317,967 km (0.061 R)
• M10: 7,366,050 km (0.094 R)
• M11: 9,089,118 km (0.05 R)
• M12: 10,741,726 km (0.041 R)
• M13: 11,160,749 km (0.108 R)
• M14: 12,081,674 km (0.084 R)
• M15: 12,792,114 km (0.097 R)
• M16: 13,692,095 km (0.114 R)
• M17: 15,559,076 km (0.099 R)
• M18: 17,462,410 km (0.08 R)
• M19: 21,874,500 km (0.071 R)
• M20: 23,083,849 km (0.105 R)
• M21: 24,738,102 km (0.079 R)
• M22: 26,134,000 km (0.116 R)
• M23: 30,081,888 km (0.079 R)
• M24: 31,481,675 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.2

Radius: 11.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.55 AU - 5.53 AU

Year: 7674 Days

Day: 6.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,076,960 km

• M1: 147,952 km (0.051 R)
• M2: 556,953 km (0.117 R)
• M3: 1,157,588 km (0.112 R)
• M4: 2,335,073 km (0.107 R)
• M5: 3,419,059 km (0.079 R)
• M6: 6,210,107 km (0.039 R)
• M7: 11,908,888 km (0.103 R)
• M8: 14,982,975 km (0.086 R)
• M9: 15,416,809 km (0.097 R)
• M10: 19,782,074 km (0.041 R)
• M11: 20,531,410 km (0.097 R)
• M12: 22,649,267 km (0.118 R)
• M13: 23,139,051 km (0.106 R)
• M14: 23,719,341 km (0.08 R)
• M15: 25,782,894 km (0.041 R)
• M16: 26,858,353 km (0.032 R)
• M17: 34,805,590 km (0.11 R)
• M18: 37,464,692 km (0.087 R)
• M19: 38,495,870 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 13,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit