🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 10.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.8 AU - 1.94 AU

Year: 1705 Days

Day: 10.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 93.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,984,277 km

• M1: 128,056 km (0.103 R)
• M2: 459,565 km (0.118 R)
• M3: 1,000,660 km (0.107 R)
• M4: 1,421,629 km (0.081 R)
• M5: 2,190,562 km (0.086 R)
• M6: 2,735,098 km (0.074 R)
• M7: 3,973,170 km (0.08 R)
• M8: 5,045,787 km (0.078 R)
• M9: 5,421,876 km (0.116 R)
• M10: 10,620,102 km (0.112 R)
• M11: 12,514,011 km (0.085 R)
• M12: 12,856,591 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.8

Radius: 13.4

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.83 AU - 2.13 AU

Year: 1858 Days

Day: 14.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,984,277 km

• M1: 166,652 km (0.036 R)
• M2: 687,103 km (0.11 R)
• M3: 1,188,705 km (0.078 R)
• M4: 1,750,744 km (0.073 R)
• M5: 2,410,919 km (0.073 R)
• M6: 3,264,525 km (0.032 R)
• M7: 3,939,361 km (0.086 R)
• M8: 4,466,095 km (0.108 R)
• M9: 5,277,962 km (0.102 R)
• M10: 6,485,965 km (0.111 R)
• M11: 6,980,536 km (0.063 R)
• M12: 8,016,351 km (0.076 R)
• M13: 8,495,065 km (0.069 R)
• M14: 11,181,842 km (0.107 R)
• M15: 11,780,384 km (0.091 R)
• M16: 12,204,344 km (0.074 R)
• M17: 13,205,902 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.8

Radius: 12.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.63 AU - 2.95 AU

Year: 3108 Days

Day: 5.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 22,984,277 km

• M1: 159,471 km (0.048 R)
• M2: 594,951 km (0.093 R)
• M3: 1,021,604 km (0.119 R)
• M4: 1,544,299 km (0.079 R)
• M5: 2,070,734 km (0.105 R)
• M6: 2,561,714 km (0.103 R)
• M7: 3,307,759 km (0.099 R)
• M8: 3,742,640 km (0.111 R)
• M9: 4,389,501 km (0.081 R)
• M10: 5,183,716 km (0.039 R)
• M11: 6,728,015 km (0.037 R)
• M12: 7,431,125 km (0.066 R)
• M13: 8,352,947 km (0.065 R)
• M14: 10,108,478 km (0.108 R)
• M15: 10,543,359 km (0.111 R)
• M16: 11,156,411 km (0.106 R)
• M17: 11,578,277 km (0.085 R)
• M18: 12,454,023 km (0.087 R)
• M19: 13,232,680 km (0.091 R)
• M20: 13,849,920 km (0.066 R)
• M21: 17,340,338 km (0.118 R)
• M22: 17,964,759 km (0.08 R)
• M23: 19,198,344 km (0.085 R)
• M24: 21,185,751 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.1

Radius: 10.4

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.61 AU - 4.89 AU

Year: 6904 Days

Day: 13.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 22,984,277 km

• M1: 129,402 km (0.084 R)
• M2: 526,435 km (0.085 R)
• M3: 994,227 km (0.062 R)
• M4: 1,506,899 km (0.116 R)
• M5: 1,922,033 km (0.096 R)
• M6: 2,274,187 km (0.075 R)
• M7: 2,688,872 km (0.07 R)
• M8: 3,601,270 km (0.069 R)
• M9: 4,596,395 km (0.094 R)
• M10: 5,024,843 km (0.107 R)
• M11: 5,994,985 km (0.118 R)
• M12: 6,402,490 km (0.091 R)
• M13: 7,619,468 km (0.119 R)
• M14: 8,428,643 km (0.105 R)
• M15: 9,656,243 km (0.119 R)
• M16: 10,554,728 km (0.064 R)
• M17: 10,899,551 km (0.086 R)
• M18: 12,085,713 km (0.07 R)
• M19: 12,793,012 km (0.084 R)
• M20: 14,052,775 km (0.106 R)
• M21: 14,835,022 km (0.113 R)
• M22: 16,289,862 km (0.117 R)
• M23: 18,611,471 km (0.116 R)
• M24: 19,628,587 km (0.113 R)
• M25: 20,453,470 km (0.091 R)
• M26: 22,576,114 km (0.069 R)
• M27: 34,123,125 km (0.099 R)
• M28: 35,534,880 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.9

Radius: 9.6

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.64 AU - 5.7 AU

Year: 7839 Days

Day: 6.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,984,277 km

• M1: 119,529 km (0.096 R)
• M2: 431,590 km (0.092 R)
• M3: 807,230 km (0.048 R)
• M4: 1,765,404 km (0.085 R)
• M5: 2,330,436 km (0.111 R)
• M6: 2,776,686 km (0.067 R)
• M7: 3,170,278 km (0.097 R)
• M8: 3,601,120 km (0.111 R)
• M9: 4,626,913 km (0.096 R)
• M10: 5,033,520 km (0.099 R)
• M11: 6,873,873 km (0.116 R)
• M12: 7,928,538 km (0.058 R)
• M13: 12,047,117 km (0.072 R)
• M14: 12,726,291 km (0.105 R)
• M15: 13,383,175 km (0.083 R)
• M16: 15,542,321 km (0.056 R)
• M17: 16,566,618 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 20,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit