🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.9

Radius: 12.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.68 AU - 1.06 AU

Year: 524 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,562,988 km

• M1: 151,842 km (0.077 R)
• M2: 534,513 km (0.054 R)
• M3: 922,271 km (0.109 R)
• M4: 1,637,349 km (0.1 R)
• M5: 2,101,850 km (0.045 R)
• M6: 3,137,815 km (0.095 R)
• M7: 3,637,921 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 10.4

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1 AU - 1.1 AU

Year: 695 Days

Day: 10.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,562,988 km

• M1: 129,402 km (0.094 R)
• M2: 692,040 km (0.078 R)
• M3: 1,040,304 km (0.118 R)
• M4: 1,368,521 km (0.115 R)
• M5: 1,716,785 km (0.026 R)
• M6: 2,085,993 km (0.101 R)
• M7: 2,676,904 km (0.105 R)
• M8: 3,012,452 km (0.057 R)
• M9: 3,457,955 km (0.072 R)
• M10: 4,271,917 km (0.083 R)
• M11: 4,598,040 km (0.104 R)
• M12: 5,100,390 km (0.095 R)
• M13: 6,052,879 km (0.088 R)
• M14: 6,700,339 km (0.082 R)
• M15: 7,030,053 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.1

Radius: 12.2

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.37 AU - 4.93 AU

Year: 5459 Days

Day: 6.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,562,988 km

• M1: 151,692 km (0.095 R)
• M2: 554,410 km (0.063 R)
• M3: 993,629 km (0.096 R)
• M4: 2,020,768 km (0.1 R)
• M5: 2,545,557 km (0.104 R)
• M6: 3,679,808 km (0.098 R)
• M7: 4,789,226 km (0.08 R)
• M8: 5,285,742 km (0.09 R)
• M9: 5,903,431 km (0.071 R)
• M10: 6,475,194 km (0.085 R)
• M11: 7,149,881 km (0.119 R)
• M12: 8,121,968 km (0.109 R)
• M13: 8,830,164 km (0.084 R)
• M14: 10,327,639 km (0.103 R)
• M15: 12,709,685 km (0.065 R)
• M16: 13,665,017 km (0.029 R)
• M17: 16,878,230 km (0.115 R)
• M18: 18,032,079 km (0.047 R)
• M19: 18,787,548 km (0.101 R)
• M20: 21,598,641 km (0.105 R)
• M21: 23,995,648 km (0.074 R)
• M22: 26,564,991 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.1

Radius: 5.3

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.4 AU - 8.44 AU

Year: 14391 Days

Day: 22.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,562,988 km

• M1: 65,973 km (0.106 R)
• M2: 355,893 km (0.059 R)
• M3: 643,420 km (0.077 R)
• M4: 1,981,573 km (0.109 R)
• M5: 2,822,313 km (0.109 R)
• M6: 5,049,975 km (0.113 R)
• M7: 6,928,476 km (0.092 R)
• M8: 7,523,127 km (0.057 R)
• M9: 13,620,437 km (0.076 R)
• M10: 16,401,312 km (0.084 R)
• M11: 20,084,412 km (0.065 R)
• M12: 20,400,961 km (0.077 R)
• M13: 21,534,913 km (0.12 R)
• M14: 24,283,474 km (0.089 R)
• M15: 26,968,607 km (0.101 R)
• M16: 36,550,350 km (0.102 R)
• M17: 44,326,597 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.2

Radius: 3.8

Gravity: 37.76 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.33 AU - 12.13 AU

Year: 19597 Days

Day: 15.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,562,988 km

• M1: 47,273 km (0.088 R)
• M2: 984,354 km (0.028 R)
• M3: 3,568,508 km (0.108 R)
• M4: 5,051,770 km (0.031 R)
• M5: 5,421,427 km (0.108 R)
• M6: 6,595,321 km (0.109 R)
• M7: 7,310,698 km (0.12 R)
• M8: 8,126,007 km (0.109 R)
• M9: 9,991,941 km (0.119 R)
• M10: 10,221,873 km (0.092 R)
• M11: 13,401,276 km (0.114 R)
• M12: 19,851,637 km (0.112 R)
• M13: 24,302,174 km (0.09 R)
• M14: 37,679,066 km (0.096 R)
• M15: 41,249,518 km (0.104 R)
• M16: 47,420,281 km (0.07 R)
• M17: 52,778,428 km (0.047 R)
• M18: 69,563,010 km (0.04 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 13,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit