🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.5

Radius: 15

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.48 AU - 0.64 AU

Year: 295 Days

Day: 10.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,384,837 km

• M1: 186,549 km (0.063 R)
• M2: 686,804 km (0.117 R)
• M3: 1,273,527 km (0.111 R)
• M4: 1,788,592 km (0.054 R)
• M5: 2,522,669 km (0.104 R)
• M6: 3,126,147 km (0.12 R)
• M7: 3,607,403 km (0.073 R)
• M8: 4,126,358 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 10.1

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.54 AU - 0.82 AU

Year: 394 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 7,384,837 km

• M1: 127,308 km (0.069 R)
• M2: 458,069 km (0.068 R)
• M3: 873,053 km (0.036 R)
• M4: 1,327,681 km (0.113 R)
• M5: 1,842,896 km (0.104 R)
• M6: 2,221,977 km (0.082 R)
• M7: 2,974,903 km (0.063 R)
• M8: 3,773,606 km (0.093 R)
• M9: 4,128,004 km (0.072 R)
• M10: 5,792,280 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 14.2

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.65 AU - 0.75 AU

Year: 412 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 7,384,837 km

• M1: 176,675 km (0.071 R)
• M2: 1,213,688 km (0.086 R)
• M3: 1,819,260 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56

Radius: 8.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.77 AU - 1.03 AU

Year: 600 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 165.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 7,384,837 km

• M1: 104,419 km (0.116 R)
• M2: 369,058 km (0.109 R)
• M3: 734,675 km (0.091 R)
• M4: 1,078,601 km (0.104 R)
• M5: 1,648,419 km (0.094 R)
• M6: 2,545,707 km (0.107 R)
• M7: 2,910,875 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.3

Radius: 11.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.9 AU - 0.96 AU

Year: 630 Days

Day: 12.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 7,384,837 km

• M1: 165,455 km (0.118 R)
• M2: 554,559 km (0.118 R)
• M3: 1,020,407 km (0.058 R)
• M4: 1,574,667 km (0.057 R)
• M5: 2,018,524 km (0.106 R)
• M6: 2,556,478 km (0.071 R)
• M7: 2,998,091 km (0.117 R)
• M8: 3,400,659 km (0.057 R)
• M9: 3,839,429 km (0.082 R)
• M10: 4,799,399 km (0.082 R)
• M11: 6,025,503 km (0.068 R)
• M12: 6,732,503 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 20,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit