🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.4

Radius: 12.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.6 AU - 0.78 AU

Year: 403 Days

Day: 5.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,868,959 km

• M1: 159,172 km (0.065 R)
• M2: 625,319 km (0.059 R)
• M3: 1,024,596 km (0.08 R)
• M4: 1,630,617 km (0.054 R)
• M5: 2,194,002 km (0.094 R)
• M6: 2,680,794 km (0.116 R)
• M7: 3,250,612 km (0.075 R)
• M8: 3,802,329 km (0.062 R)
• M9: 4,593,552 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.9

Radius: 14.4

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.77 AU - 2.19 AU

Year: 1958 Days

Day: 13.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,868,959 km

• M1: 179,069 km (0.12 R)
• M2: 776,114 km (0.108 R)
• M3: 1,303,596 km (0.037 R)
• M4: 1,994,888 km (0.094 R)
• M5: 2,748,262 km (0.083 R)
• M6: 3,280,981 km (0.094 R)
• M7: 3,738,750 km (0.089 R)
• M8: 4,220,156 km (0.111 R)
• M9: 4,870,009 km (0.035 R)
• M10: 5,847,930 km (0.095 R)
• M11: 9,241,408 km (0.103 R)
• M12: 10,093,668 km (0.117 R)
• M13: 12,884,416 km (0.059 R)
• M14: 13,516,168 km (0.095 R)
• M15: 14,301,257 km (0.063 R)
• M16: 14,795,977 km (0.119 R)
• M17: 16,058,883 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 9.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.33 AU - 5.47 AU

Year: 8821 Days

Day: 8.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,868,959 km

• M1: 114,442 km (0.119 R)
• M2: 483,650 km (0.039 R)
• M3: 1,861,297 km (0.111 R)
• M4: 2,648,929 km (0.088 R)
• M5: 3,688,934 km (0.095 R)
• M6: 4,288,821 km (0.101 R)
• M7: 5,621,888 km (0.109 R)
• M8: 6,550,442 km (0.118 R)
• M9: 7,069,247 km (0.082 R)
• M10: 10,635,661 km (0.105 R)
• M11: 16,162,255 km (0.106 R)
• M12: 18,160,733 km (0.099 R)
• M13: 20,463,343 km (0.118 R)
• M14: 24,804,973 km (0.083 R)
• M15: 26,927,467 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.9

Radius: 6.6

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.01 AU - 7.05 AU

Year: 13102 Days

Day: 23.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,868,959 km

• M1: 83,326 km (0.111 R)
• M2: 448,345 km (0.095 R)
• M3: 1,264,252 km (0.116 R)
• M4: 2,760,230 km (0.069 R)
• M5: 4,570,365 km (0.116 R)
• M6: 5,233,532 km (0.063 R)
• M7: 6,601,006 km (0.08 R)
• M8: 6,824,804 km (0.066 R)
• M9: 8,406,353 km (0.094 R)
• M10: 25,849,764 km (0.053 R)
• M11: 26,783,255 km (0.114 R)
• M12: 29,015,405 km (0.072 R)
• M13: 32,753,407 km (0.07 R)
• M14: 35,416,099 km (0.049 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: 490 - 17,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit