🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.6

Radius: 13.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.66 AU - 0.84 AU

Year: 441 Days

Day: 9.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,438,106 km

• M1: 169,494 km (0.058 R)
• M2: 667,506 km (0.09 R)
• M3: 1,197,531 km (0.113 R)
• M4: 2,435,753 km (0.04 R)
• M5: 3,317,931 km (0.075 R)
• M6: 4,155,679 km (0.078 R)
• M7: 5,177,283 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.1

Radius: 10.3

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.85 AU - 1.41 AU

Year: 815 Days

Day: 12.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,438,106 km

• M1: 128,205 km (0.105 R)
• M2: 475,871 km (0.06 R)
• M3: 987,196 km (0.09 R)
• M4: 1,364,333 km (0.105 R)
• M5: 1,873,863 km (0.112 R)
• M6: 2,326,097 km (0.049 R)
• M7: 2,802,716 km (0.1 R)
• M8: 3,211,866 km (0.106 R)
• M9: 3,618,324 km (0.056 R)
• M10: 4,601,631 km (0.119 R)
• M11: 5,600,495 km (0.086 R)
• M12: 6,418,945 km (0.074 R)
• M13: 7,499,640 km (0.083 R)
• M14: 8,144,856 km (0.07 R)
• M15: 8,544,432 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.9

Radius: 12.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.65 AU - 2.29 AU

Year: 1875 Days

Day: 12.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,438,106 km

• M1: 155,582 km (0.075 R)
• M2: 577,747 km (0.089 R)
• M3: 1,292,526 km (0.118 R)
• M4: 1,762,712 km (0.098 R)
• M5: 2,601,956 km (0.082 R)
• M6: 3,105,652 km (0.118 R)
• M7: 3,691,776 km (0.072 R)
• M8: 4,471,630 km (0.101 R)
• M9: 6,358,807 km (0.062 R)
• M10: 7,111,135 km (0.112 R)
• M11: 7,567,109 km (0.075 R)
• M12: 8,506,285 km (0.084 R)
• M13: 9,796,566 km (0.089 R)
• M14: 10,290,389 km (0.075 R)
• M15: 12,392,987 km (0.116 R)
• M16: 13,013,070 km (0.087 R)
• M17: 14,768,152 km (0.113 R)
• M18: 15,183,735 km (0.073 R)
• M19: 16,281,783 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 12.3

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.99 AU - 4.69 AU

Year: 6132 Days

Day: 12.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,438,106 km

• M1: 154,235 km (0.12 R)
• M2: 644,318 km (0.082 R)
• M3: 1,178,682 km (0.106 R)
• M4: 1,869,824 km (0.104 R)
• M5: 2,263,565 km (0.104 R)
• M6: 2,782,371 km (0.078 R)
• M7: 3,359,968 km (0.048 R)
• M8: 3,774,205 km (0.069 R)
• M9: 4,631,700 km (0.103 R)
• M10: 6,700,339 km (0.11 R)
• M11: 7,259,386 km (0.114 R)
• M12: 7,849,251 km (0.09 R)
• M13: 8,736,516 km (0.094 R)
• M14: 9,364,378 km (0.081 R)
• M15: 9,854,760 km (0.114 R)
• M16: 10,710,310 km (0.1 R)
• M17: 11,338,172 km (0.098 R)
• M18: 14,418,841 km (0.076 R)
• M19: 16,738,655 km (0.067 R)
• M20: 19,297,377 km (0.072 R)
• M21: 20,704,196 km (0.088 R)
• M22: 25,334,549 km (0.103 R)
• M23: 26,288,684 km (0.047 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: 535 - 14,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit