🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 9.8

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.26 AU - 2.46 AU

Year: 2418 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,752,100 km

• M1: 123,119 km (0.119 R)
• M2: 655,239 km (0.089 R)
• M3: 1,517,072 km (0.112 R)
• M4: 2,147,777 km (0.079 R)
• M5: 2,684,085 km (0.095 R)
• M6: 3,172,073 km (0.06 R)
• M7: 3,499,992 km (0.089 R)
• M8: 3,946,541 km (0.12 R)
• M9: 5,397,491 km (0.082 R)
• M10: 6,363,744 km (0.055 R)
• M11: 7,961,150 km (0.111 R)
• M12: 8,570,462 km (0.117 R)
• M13: 10,323,001 km (0.106 R)
• M14: 11,442,741 km (0.083 R)
• M15: 13,029,975 km (0.113 R)
• M16: 15,238,338 km (0.099 R)
• M17: 16,738,955 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.1

Radius: 13.7

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.6 AU - 2.68 AU

Year: 2860 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,752,100 km

• M1: 170,392 km (0.099 R)
• M2: 790,625 km (0.081 R)
• M3: 1,403,527 km (0.096 R)
• M4: 2,165,429 km (0.089 R)
• M5: 2,761,427 km (0.098 R)
• M6: 3,785,275 km (0.107 R)
• M7: 5,462,117 km (0.111 R)
• M8: 6,677,451 km (0.096 R)
• M9: 7,306,061 km (0.072 R)

Asteroid Belt

Center: 4.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.8

Radius: 14.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.23 AU - 6.99 AU

Year: 8861 Days

Day: 7.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,752,100 km

• M1: 177,423 km (0.104 R)
• M2: 785,987 km (0.071 R)
• M3: 2,525,960 km (0.056 R)
• M4: 5,803,350 km (0.117 R)
• M5: 6,290,441 km (0.081 R)
• M6: 7,629,491 km (0.119 R)
• M7: 8,388,401 km (0.113 R)
• M8: 13,020,849 km (0.112 R)
• M9: 14,543,755 km (0.089 R)
• M10: 16,250,517 km (0.096 R)
• M11: 17,579,695 km (0.09 R)
• M12: 18,087,280 km (0.103 R)
• M13: 19,131,922 km (0.088 R)
• M14: 23,106,738 km (0.076 R)
• M15: 30,208,747 km (0.064 R)
• M16: 32,866,652 km (0.049 R)
• M17: 37,199,904 km (0.092 R)
• M18: 39,750,997 km (0.093 R)
• M19: 42,028,774 km (0.095 R)
• M20: 44,258,829 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.3

Radius: 14.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.75 AU - 6.67 AU

Year: 9099 Days

Day: 12.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,752,100 km

• M1: 181,612 km (0.101 R)
• M2: 687,402 km (0.101 R)
• M3: 1,270,086 km (0.114 R)
• M4: 2,360,505 km (0.089 R)
• M5: 3,705,689 km (0.082 R)
• M6: 4,329,063 km (0.081 R)
• M7: 4,910,700 km (0.117 R)
• M8: 6,462,628 km (0.093 R)
• M9: 8,441,209 km (0.073 R)
• M10: 9,225,401 km (0.059 R)
• M11: 12,910,895 km (0.109 R)
• M12: 15,589,744 km (0.093 R)
• M13: 17,286,333 km (0.074 R)
• M14: 17,812,020 km (0.114 R)
• M15: 19,103,199 km (0.087 R)
• M16: 22,331,970 km (0.094 R)
• M17: 24,649,241 km (0.069 R)
• M18: 25,484,296 km (0.088 R)
• M19: 30,704,365 km (0.108 R)
• M20: 31,866,890 km (0.077 R)
• M21: 32,459,148 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.1

Radius: 3.5

Gravity: 32.99 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.37 AU - 10.43 AU

Year: 22366 Days

Day: 24.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,752,100 km

• M1: 49,367 km (0.083 R)
• M2: 507,436 km (0.116 R)
• M3: 785,090 km (0.088 R)
• M4: 1,117,047 km (0.105 R)
• M5: 1,736,682 km (0.11 R)
• M6: 3,276,044 km (0.069 R)
• M7: 4,473,874 km (0.117 R)
• M8: 5,392,854 km (0.107 R)
• M9: 6,687,773 km (0.115 R)
• M10: 7,041,273 km (0.078 R)
• M11: 9,157,783 km (0.11 R)
• M12: 12,435,921 km (0.031 R)
• M13: 12,969,836 km (0.057 R)
• M14: 14,736,737 km (0.109 R)
• M15: 17,223,951 km (0.112 R)
• M16: 21,268,628 km (0.09 R)
• M17: 22,419,186 km (0.057 R)
• M18: 25,903,171 km (0.119 R)
• M19: 28,568,705 km (0.095 R)
• M20: 29,029,916 km (0.089 R)
• M21: 30,086,077 km (0.038 R)
• M22: 30,205,007 km (0.109 R)
• M23: 31,902,644 km (0.114 R)
• M24: 32,274,544 km (0.091 R)
• M25: 35,885,986 km (0.111 R)
• M26: 45,915,326 km (0.085 R)
• M27: 52,851,282 km (0.079 R)
• M28: 53,197,900 km (0.095 R)
• M29: 53,895,774 km (0.108 R)
• M30: 58,211,523 km (0.061 R)
• M31: 58,952,482 km (0.106 R)
• M32: 59,887,618 km (0.06 R)
• M33: 64,316,313 km (0.095 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: 171 - 18,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit