🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.9

Radius: 11.8

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.6 AU - 0.76 AU

Year: 368 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,271,618 km

• M1: 146,756 km (0.109 R)
• M2: 582,385 km (0.032 R)
• M3: 968,347 km (0.088 R)
• M4: 1,479,673 km (0.105 R)
• M5: 1,922,333 km (0.112 R)
• M6: 2,411,218 km (0.055 R)
• M7: 2,848,194 km (0.073 R)
• M8: 4,321,733 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 10.2

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.71 AU - 1.03 AU

Year: 532 Days

Day: 11.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,271,618 km

• M1: 126,859 km (0.097 R)
• M2: 514,766 km (0.089 R)
• M3: 1,049,429 km (0.101 R)
• M4: 1,370,017 km (0.106 R)
• M5: 2,103,645 km (0.106 R)
• M6: 2,738,539 km (0.102 R)
• M7: 3,070,197 km (0.108 R)
• M8: 3,778,693 km (0.075 R)
• M9: 4,510,525 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.2

Radius: 8.5

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.84 AU - 1.26 AU

Year: 706 Days

Day: 9.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,271,618 km

• M1: 107,860 km (0.099 R)
• M2: 372,499 km (0.073 R)
• M3: 778,358 km (0.084 R)
• M4: 1,105,678 km (0.065 R)
• M5: 1,951,355 km (0.053 R)
• M6: 2,445,626 km (0.11 R)
• M7: 3,630,591 km (0.115 R)
• M8: 4,895,590 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.3

Radius: 13.9

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.39 AU - 1.81 AU

Year: 1328 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,271,618 km

• M1: 172,935 km (0.036 R)
• M2: 641,027 km (0.084 R)
• M3: 1,384,379 km (0.084 R)
• M4: 1,896,751 km (0.118 R)
• M5: 2,984,328 km (0.119 R)
• M6: 3,810,557 km (0.061 R)
• M7: 5,714,339 km (0.049 R)
• M8: 7,708,180 km (0.096 R)
• M9: 8,474,869 km (0.112 R)
• M10: 9,376,346 km (0.113 R)
• M11: 10,012,137 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.7

Radius: 12.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.16 AU - 4.12 AU

Year: 4556 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,271,618 km

• M1: 154,235 km (0.042 R)
• M2: 569,968 km (0.054 R)
• M3: 1,724,265 km (0.091 R)
• M4: 2,274,785 km (0.095 R)
• M5: 3,009,311 km (0.036 R)
• M6: 3,694,170 km (0.071 R)
• M7: 4,214,022 km (0.114 R)
• M8: 7,169,478 km (0.038 R)
• M9: 8,428,194 km (0.08 R)
• M10: 8,818,794 km (0.111 R)
• M11: 9,945,865 km (0.098 R)
• M12: 10,544,406 km (0.117 R)
• M13: 13,087,869 km (0.108 R)
• M14: 14,201,326 km (0.092 R)
• M15: 15,116,117 km (0.103 R)
• M16: 16,838,886 km (0.1 R)
• M17: 22,179,680 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 10,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit