🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.4

Radius: 11

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.99 AU - 1.57 AU

Year: 982 Days

Day: 6.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,169,655 km

• M1: 136,882 km (0.045 R)
• M2: 494,870 km (0.054 R)
• M3: 1,007,542 km (0.089 R)
• M4: 1,662,481 km (0.116 R)
• M5: 2,595,373 km (0.089 R)
• M6: 3,082,464 km (0.099 R)
• M7: 4,024,632 km (0.083 R)
• M8: 4,625,716 km (0.106 R)
• M9: 5,425,017 km (0.093 R)
• M10: 6,247,656 km (0.091 R)
• M11: 6,723,826 km (0.043 R)
• M12: 7,904,003 km (0.103 R)
• M13: 8,764,191 km (0.099 R)
• M14: 9,361,984 km (0.111 R)
• M15: 10,449,860 km (0.082 R)

Asteroid Belt

Center: 1.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473

Radius: 9.6

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.58 AU - 2.36 AU

Year: 1875 Days

Day: 14.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,169,655 km

• M1: 119,379 km (0.099 R)
• M2: 434,582 km (0.077 R)
• M3: 805,136 km (0.053 R)
• M4: 1,117,197 km (0.11 R)
• M5: 1,441,525 km (0.094 R)
• M6: 1,934,151 km (0.05 R)
• M7: 2,497,536 km (0.098 R)
• M8: 2,989,115 km (0.057 R)
• M9: 3,431,027 km (0.082 R)
• M10: 3,812,053 km (0.107 R)
• M11: 4,314,253 km (0.114 R)
• M12: 5,695,939 km (0.06 R)
• M13: 7,165,289 km (0.104 R)
• M14: 7,514,451 km (0.074 R)
• M15: 9,723,114 km (0.065 R)
• M16: 11,224,328 km (0.113 R)
• M17: 12,718,063 km (0.116 R)
• M18: 13,716,479 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.1

Radius: 8.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.54 AU - 2.44 AU

Year: 1904 Days

Day: 10.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,169,655 km

• M1: 124,316 km (0.103 R)
• M2: 611,406 km (0.06 R)
• M3: 1,168,808 km (0.098 R)
• M4: 1,467,406 km (0.107 R)
• M5: 2,165,429 km (0.066 R)
• M6: 2,985,525 km (0.057 R)
• M7: 5,037,559 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.2

Radius: 11.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.05 AU - 2.59 AU

Year: 2397 Days

Day: 10.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,169,655 km

• M1: 143,165 km (0.103 R)
• M2: 703,559 km (0.047 R)
• M3: 1,120,937 km (0.119 R)
• M4: 1,987,258 km (0.071 R)
• M5: 2,718,493 km (0.097 R)
• M6: 3,694,319 km (0.042 R)
• M7: 4,132,940 km (0.086 R)
• M8: 5,138,687 km (0.091 R)
• M9: 5,886,975 km (0.114 R)
• M10: 9,310,074 km (0.101 R)
• M11: 10,952,210 km (0.088 R)
• M12: 12,736,763 km (0.026 R)
• M13: 16,567,067 km (0.113 R)
• M14: 17,980,168 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 9

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.19 AU - 2.61 AU

Year: 2522 Days

Day: 10.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,169,655 km

• M1: 130,150 km (0.066 R)
• M2: 491,579 km (0.092 R)
• M3: 835,205 km (0.06 R)
• M4: 1,341,145 km (0.057 R)
• M5: 1,798,166 km (0.1 R)
• M6: 2,499,481 km (0.112 R)
• M7: 2,935,709 km (0.058 R)
• M8: 3,323,765 km (0.056 R)
• M9: 3,710,775 km (0.068 R)
• M10: 4,015,955 km (0.077 R)
• M11: 4,843,081 km (0.091 R)
• M12: 5,523,153 km (0.101 R)
• M13: 6,964,978 km (0.106 R)
• M14: 7,319,824 km (0.077 R)
• M15: 7,629,491 km (0.086 R)
• M16: 8,457,516 km (0.048 R)
• M17: 9,409,856 km (0.109 R)
• M18: 10,933,510 km (0.052 R)
• M19: 11,227,320 km (0.114 R)
• M20: 11,754,204 km (0.049 R)
• M21: 13,061,240 km (0.104 R)
• M22: 13,984,858 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.5

Radius: 7.1

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.26 AU - 7.44 AU

Year: 12160 Days

Day: 22.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,169,655 km

• M1: 160,668 km (0.077 R)
• M2: 385,963 km (0.079 R)
• M3: 899,382 km (0.053 R)
• M4: 1,701,377 km (0.073 R)
• M5: 2,027,350 km (0.108 R)
• M6: 2,545,557 km (0.098 R)
• M7: 4,694,232 km (0.11 R)
• M8: 5,970,152 km (0.116 R)
• M9: 9,187,852 km (0.111 R)
• M10: 9,609,868 km (0.117 R)
• M11: 11,058,275 km (0.087 R)
• M12: 12,475,714 km (0.057 R)
• M13: 16,679,115 km (0.047 R)
• M14: 17,591,513 km (0.096 R)
• M15: 26,969,055 km (0.068 R)
• M16: 27,640,301 km (0.08 R)
• M17: 32,438,353 km (0.061 R)
• M18: 36,004,916 km (0.109 R)
• M19: 41,197,458 km (0.072 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: 207 - 19,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit