🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.1

Radius: 8.6

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.46 AU - 0.72 AU

Year: 313 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,426,426 km

• M1: 106,962 km (0.098 R)
• M2: 460,313 km (0.085 R)
• M3: 753,973 km (0.117 R)
• M4: 1,065,436 km (0.117 R)
• M5: 1,468,901 km (0.062 R)
• M6: 1,747,004 km (0.097 R)
• M7: 2,046,948 km (0.086 R)
• M8: 2,786,111 km (0.038 R)
• M9: 3,068,851 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.6

Radius: 12.3

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.21 AU - 1.53 AU

Year: 1107 Days

Day: 9.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,426,426 km

• M1: 153,039 km (0.117 R)
• M2: 566,527 km (0.094 R)
• M3: 1,017,714 km (0.106 R)
• M4: 1,556,865 km (0.071 R)
• M5: 2,038,121 km (0.099 R)
• M6: 2,701,438 km (0.066 R)
• M7: 3,362,811 km (0.068 R)
• M8: 4,529,225 km (0.055 R)
• M9: 5,465,409 km (0.09 R)
• M10: 6,265,159 km (0.119 R)
• M11: 6,749,706 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.1

Radius: 14.5

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.66 AU - 1.98 AU

Year: 1695 Days

Day: 12.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,426,426 km

• M1: 180,265 km (0.116 R)
• M2: 806,033 km (0.089 R)
• M3: 1,428,660 km (0.109 R)
• M4: 2,247,259 km (0.106 R)
• M5: 2,782,221 km (0.078 R)
• M6: 3,415,619 km (0.1 R)
• M7: 4,144,459 km (0.083 R)
• M8: 5,293,820 km (0.107 R)
• M9: 6,375,263 km (0.086 R)
• M10: 7,145,243 km (0.062 R)
• M11: 7,622,460 km (0.036 R)
• M12: 8,121,070 km (0.087 R)

Asteroid Belt

Center: 2.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.3

Radius: 11.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.95 AU - 3.85 AU

Year: 4327 Days

Day: 6.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,426,426 km

• M1: 146,756 km (0.099 R)
• M2: 524,041 km (0.098 R)
• M3: 907,610 km (0.117 R)
• M4: 1,478,925 km (0.101 R)
• M5: 2,123,093 km (0.119 R)
• M6: 2,756,939 km (0.112 R)
• M7: 3,453,766 km (0.076 R)
• M8: 4,084,171 km (0.06 R)
• M9: 5,068,525 km (0.095 R)
• M10: 5,714,339 km (0.032 R)
• M11: 6,234,192 km (0.078 R)
• M12: 6,722,629 km (0.035 R)
• M13: 7,435,912 km (0.085 R)
• M14: 8,198,861 km (0.046 R)
• M15: 10,335,418 km (0.071 R)
• M16: 10,760,425 km (0.112 R)
• M17: 11,600,268 km (0.06 R)
• M18: 12,106,208 km (0.098 R)
• M19: 12,531,066 km (0.06 R)
• M20: 13,611,611 km (0.075 R)
• M21: 14,806,748 km (0.061 R)
• M22: 20,692,078 km (0.098 R)
• M23: 22,481,568 km (0.09 R)
• M24: 23,632,873 km (0.045 R)
• M25: 24,446,985 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.8

Radius: 3.3

Gravity: 84.55 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.63 AU - 9.07 AU

Year: 13754 Days

Day: 22.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 65,426,426 km

• M1: 41,139 km (0.107 R)
• M2: 184,753 km (0.089 R)
• M3: 324,179 km (0.118 R)
• M4: 428,747 km (0.057 R)
• M5: 646,562 km (0.089 R)
• M6: 1,445,863 km (0.118 R)
• M7: 1,736,831 km (0.106 R)
• M8: 1,878,052 km (0.087 R)
• M9: 2,123,841 km (0.071 R)
• M10: 2,455,499 km (0.115 R)
• M11: 3,772,410 km (0.11 R)
• M12: 4,352,550 km (0.054 R)
• M13: 4,680,618 km (0.109 R)
• M14: 5,535,271 km (0.029 R)
• M15: 6,488,808 km (0.09 R)
• M16: 9,024,192 km (0.119 R)
• M17: 9,287,933 km (0.097 R)
• M18: 9,448,602 km (0.114 R)
• M19: 10,336,914 km (0.092 R)
• M20: 10,567,444 km (0.113 R)
• M21: 11,771,557 km (0.048 R)
• M22: 14,164,226 km (0.095 R)
• M23: 14,736,737 km (0.077 R)
• M24: 15,775,544 km (0.088 R)
• M25: 16,546,721 km (0.06 R)
• M26: 20,150,085 km (0.118 R)
• M27: 27,295,777 km (0.093 R)
• M28: 27,515,237 km (0.116 R)
• M29: 27,625,491 km (0.036 R)
• M30: 29,313,852 km (0.097 R)
• M31: 29,891,599 km (0.113 R)
• M32: 38,795,216 km (0.039 R)
• M33: 39,631,618 km (0.093 R)
• M34: 41,052,199 km (0.106 R)
• M35: 42,066,622 km (0.07 R)
• M36: 48,827,847 km (0.109 R)
• M37: 49,151,278 km (0.066 R)
• M38: 50,130,246 km (0.12 R)
• M39: 50,294,655 km (0.103 R)
• M40: 51,958,482 km (0.062 R)
• M41: 55,571,420 km (0.08 R)
• M42: 62,718,458 km (0.113 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: 541 - 17,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit