🌌 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: 96.6

Radius: 11.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.47 AU - 0.65 AU

Year: 284 Days

Day: 5 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,908,200 km

• M1: 146,756 km (0.078 R)
• M2: 624,122 km (0.118 R)
• M3: 1,014,722 km (0.04 R)
• M4: 1,391,559 km (0.117 R)
• M5: 1,892,114 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.4

Radius: 8.7

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.48 AU - 0.66 AU

Year: 292 Days

Day: 7.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,908,200 km

• M1: 108,159 km (0.067 R)
• M2: 428,149 km (0.039 R)
• M3: 747,241 km (0.044 R)
• M4: 1,174,493 km (0.095 R)
• M5: 1,587,084 km (0.109 R)
• M6: 2,234,992 km (0.102 R)
• M7: 2,629,482 km (0.087 R)
• M8: 2,996,745 km (0.061 R)
• M9: 3,397,966 km (0.085 R)
• M10: 3,797,991 km (0.114 R)
• M11: 4,429,743 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.1

Radius: 8

Gravity: 11.3 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.79 AU - 1.05 AU

Year: 599 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,908,200 km

• M1: 99,483 km (0.047 R)
• M2: 451,935 km (0.062 R)
• M3: 770,878 km (0.116 R)
• M4: 1,048,382 km (0.089 R)
• M5: 1,305,391 km (0.091 R)
• M6: 1,771,987 km (0.081 R)
• M7: 2,335,522 km (0.118 R)
• M8: 2,703,383 km (0.074 R)
• M9: 3,013,200 km (0.096 R)
• M10: 3,283,075 km (0.056 R)
• M11: 3,704,791 km (0.099 R)
• M12: 4,297,348 km (0.117 R)
• M13: 5,799,610 km (0.034 R)
• M14: 6,803,412 km (0.114 R)
• M15: 7,467,627 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 15

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.08 AU - 2.56 AU

Year: 2397 Days

Day: 6 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,908,200 km

• M1: 186,549 km (0.064 R)
• M2: 1,070,074 km (0.072 R)
• M3: 1,814,622 km (0.106 R)
• M4: 3,598,278 km (0.03 R)
• M5: 4,698,869 km (0.055 R)
• M6: 5,384,177 km (0.094 R)
• M7: 7,907,594 km (0.086 R)
• M8: 8,975,723 km (0.052 R)
• M9: 10,809,942 km (0.069 R)
• M10: 11,892,582 km (0.051 R)
• M11: 12,400,915 km (0.11 R)
• M12: 15,028,452 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 11.2

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.1 AU - 3.5 AU

Year: 3178 Days

Day: 5.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 123.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,908,200 km

• M1: 139,724 km (0.104 R)
• M2: 721,959 km (0.115 R)
• M3: 1,113,906 km (0.108 R)
• M4: 1,949,559 km (0.109 R)
• M5: 2,612,128 km (0.092 R)
• M6: 4,521,147 km (0.074 R)
• M7: 5,092,012 km (0.1 R)
• M8: 5,498,769 km (0.086 R)
• M9: 5,899,990 km (0.107 R)
• M10: 7,803,474 km (0.08 R)
• M11: 9,132,501 km (0.106 R)
• M12: 9,812,424 km (0.079 R)
• M13: 10,244,313 km (0.033 R)
• M14: 13,344,728 km (0.118 R)
• M15: 15,978,848 km (0.105 R)
• M16: 17,474,976 km (0.03 R)
• M17: 17,877,694 km (0.032 R)
• M18: 19,062,509 km (0.111 R)
• M19: 19,798,081 km (0.085 R)
• M20: 21,195,625 km (0.066 R)
• M21: 21,719,816 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.2

Radius: 13.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.06 AU - 4.82 AU

Year: 6345 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,908,200 km

• M1: 167,849 km (0.057 R)
• M2: 716,574 km (0.114 R)
• M3: 1,338,452 km (0.089 R)
• M4: 2,033,633 km (0.101 R)
• M5: 2,498,135 km (0.113 R)
• M6: 2,942,590 km (0.106 R)
• M7: 3,399,911 km (0.089 R)
• M8: 4,130,098 km (0.114 R)
• M9: 4,884,819 km (0.086 R)
• M10: 5,309,378 km (0.061 R)
• M11: 5,904,179 km (0.095 R)
• M12: 6,574,826 km (0.098 R)
• M13: 7,060,870 km (0.088 R)
• M14: 7,570,849 km (0.068 R)
• M15: 9,696,336 km (0.091 R)
• M16: 10,587,789 km (0.11 R)
• M17: 11,533,098 km (0.094 R)
• M18: 13,181,966 km (0.047 R)
• M19: 13,799,955 km (0.045 R)
• M20: 16,943,455 km (0.099 R)
• M21: 18,681,782 km (0.045 R)
• M22: 20,604,713 km (0.059 R)
• M23: 24,148,387 km (0.115 R)
• M24: 25,467,542 km (0.082 R)
• M25: 26,024,345 km (0.115 R)
• M26: 26,752,288 km (0.053 R)
• M27: 27,660,347 km (0.079 R)
• M28: 28,333,687 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 14.9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.99 AU - 5.27 AU

Year: 6757 Days

Day: 10.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,908,200 km

• M1: 185,352 km (0.079 R)
• M2: 1,126,472 km (0.047 R)
• M3: 1,811,630 km (0.11 R)
• M4: 2,328,491 km (0.097 R)
• M5: 2,873,027 km (0.098 R)
• M6: 4,108,556 km (0.092 R)
• M7: 4,583,679 km (0.04 R)
• M8: 5,311,024 km (0.056 R)
• M9: 5,818,460 km (0.094 R)
• M10: 7,964,591 km (0.109 R)
• M11: 9,539,258 km (0.104 R)
• M12: 10,164,427 km (0.116 R)
• M13: 13,298,204 km (0.119 R)
• M14: 13,815,812 km (0.091 R)
• M15: 15,677,109 km (0.069 R)
• M16: 16,196,662 km (0.101 R)
• M17: 16,847,263 km (0.06 R)
• M18: 17,887,118 km (0.096 R)
• M19: 19,361,555 km (0.109 R)
• M20: 20,846,314 km (0.085 R)
• M21: 23,140,098 km (0.064 R)
• M22: 26,157,487 km (0.117 R)
• M23: 28,309,303 km (0.116 R)
• M24: 28,822,124 km (0.051 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 11,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit