🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.5

Radius: 14.6

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.54 AU - 0.72 AU

Year: 345 Days

Day: 5.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 11,261,512 km

• M1: 182,509 km (0.091 R)
• M2: 704,756 km (0.106 R)
• M3: 1,389,465 km (0.065 R)
• M4: 1,893,909 km (0.066 R)
• M5: 2,664,039 km (0.116 R)
• M6: 3,177,608 km (0.09 R)
• M7: 3,932,330 km (0.1 R)
• M8: 4,532,666 km (0.072 R)
• M9: 5,071,667 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.6

Radius: 12

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.62 AU - 0.74 AU

Year: 387 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 11,261,512 km

• M1: 149,299 km (0.118 R)
• M2: 585,975 km (0.086 R)
• M3: 1,016,966 km (0.106 R)
• M4: 1,539,811 km (0.095 R)
• M5: 1,933,852 km (0.106 R)
• M6: 2,485,718 km (0.071 R)
• M7: 3,044,616 km (0.102 R)
• M8: 3,610,694 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.7

Radius: 8.6

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.73 AU - 0.81 AU

Year: 466 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 11,261,512 km

• M1: 109,805 km (0.114 R)
• M2: 414,087 km (0.11 R)
• M3: 844,330 km (0.093 R)
• M4: 1,368,671 km (0.072 R)
• M5: 1,785,600 km (0.111 R)
• M6: 2,529,550 km (0.086 R)
• M7: 3,358,921 km (0.059 R)
• M8: 3,710,177 km (0.095 R)
• M9: 4,171,387 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.9

Radius: 12.3

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.97 AU - 1.59 AU

Year: 1000 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 11,261,512 km

• M1: 153,039 km (0.095 R)
• M2: 633,697 km (0.043 R)
• M3: 1,027,887 km (0.077 R)
• M4: 1,438,533 km (0.078 R)
• M5: 1,854,565 km (0.102 R)
• M6: 2,241,275 km (0.114 R)
• M7: 3,251,959 km (0.073 R)
• M8: 4,527,430 km (0.102 R)
• M9: 5,064,486 km (0.063 R)
• M10: 6,090,429 km (0.065 R)
• M11: 6,699,441 km (0.117 R)
• M12: 8,013,509 km (0.109 R)
• M13: 9,085,228 km (0.118 R)
• M14: 10,034,128 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.5

Radius: 14.2

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.27 AU - 1.81 AU

Year: 1319 Days

Day: 9.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 11,261,512 km

• M1: 176,525 km (0.118 R)
• M2: 680,970 km (0.052 R)
• M3: 1,553,873 km (0.08 R)
• M4: 2,730,012 km (0.105 R)
• M5: 3,392,581 km (0.052 R)
• M6: 3,849,901 km (0.103 R)
• M7: 4,506,636 km (0.102 R)
• M8: 5,477,526 km (0.094 R)
• M9: 7,400,756 km (0.106 R)
• M10: 8,070,356 km (0.083 R)
• M11: 8,640,474 km (0.07 R)
• M12: 10,076,015 km (0.043 R)
• M13: 10,770,149 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 13,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit