🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.5

Radius: 14.4

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.76 AU - 0.88 AU

Year: 513 Days

Day: 13.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,288,499 km

• M1: 188,942 km (0.06 R)
• M2: 496,815 km (0.086 R)
• M3: 851,661 km (0.091 R)
• M4: 1,134,550 km (0.054 R)
• M5: 1,415,645 km (0.076 R)
• M6: 1,739,374 km (0.115 R)
• M7: 2,044,853 km (0.073 R)
• M8: 2,641,001 km (0.11 R)
• M9: 3,029,656 km (0.082 R)
• M10: 3,843,768 km (0.081 R)
• M11: 4,825,429 km (0.042 R)
• M12: 5,754,282 km (0.116 R)
• M13: 6,033,432 km (0.085 R)
• M14: 6,357,162 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.3

Radius: 11.3

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.65 AU - 3.83 AU

Year: 4993 Days

Day: 5.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,288,499 km

• M1: 269,127 km (0.119 R)
• M2: 967,599 km (0.088 R)
• M3: 2,423,486 km (0.036 R)
• M4: 2,716,997 km (0.094 R)
• M5: 4,648,754 km (0.047 R)
• M6: 5,400,932 km (0.085 R)
• M7: 7,924,349 km (0.114 R)
• M8: 9,873,011 km (0.073 R)
• M9: 10,539,619 km (0.105 R)
• M10: 11,036,134 km (0.11 R)
• M11: 11,864,607 km (0.111 R)
• M12: 12,340,777 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.7

Radius: 14.2

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.51 AU - 6.15 AU

Year: 8494 Days

Day: 9.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,288,499 km

• M1: 235,916 km (0.114 R)
• M2: 2,196,845 km (0.118 R)
• M3: 2,596,271 km (0.094 R)
• M4: 3,184,939 km (0.12 R)
• M5: 6,203,824 km (0.099 R)
• M6: 6,600,557 km (0.115 R)
• M7: 7,193,114 km (0.078 R)
• M8: 8,172,980 km (0.092 R)
• M9: 9,246,644 km (0.065 R)
• M10: 10,451,655 km (0.034 R)
• M11: 12,556,946 km (0.114 R)
• M12: 15,126,140 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.5

Radius: 6.6

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.18 AU - 7.68 AU

Year: 12592 Days

Day: 22.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,288,499 km

• M1: 1,205,609 km (0.097 R)
• M2: 2,505,914 km (0.098 R)
• M3: 4,746,591 km (0.111 R)
• M4: 5,125,971 km (0.119 R)
• M5: 8,235,064 km (0.081 R)
• M6: 11,010,702 km (0.117 R)
• M7: 11,949,878 km (0.077 R)
• M8: 13,358,791 km (0.111 R)
• M9: 15,360,111 km (0.046 R)
• M10: 16,253,210 km (0.114 R)
• M11: 16,628,402 km (0.098 R)
• M12: 21,958,424 km (0.102 R)
• M13: 26,171,998 km (0.044 R)
• M14: 27,891,476 km (0.112 R)
• M15: 28,241,834 km (0.057 R)
• M16: 30,977,081 km (0.09 R)
• M17: 38,780,705 km (0.108 R)
• M18: 38,945,711 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.2

Radius: 3.7

Gravity: 60.93 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.4 AU - 7.76 AU

Year: 14405 Days

Day: 15 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,288,499 km

• M1: 135,386 km (0.119 R)
• M2: 506,389 km (0.032 R)
• M3: 939,175 km (0.091 R)
• M4: 1,017,116 km (0.069 R)
• M5: 1,475,035 km (0.079 R)
• M6: 1,843,794 km (0.098 R)
• M7: 1,998,628 km (0.104 R)
• M8: 4,321,733 km (0.118 R)
• M9: 5,088,272 km (0.037 R)
• M10: 8,643,017 km (0.113 R)
• M11: 10,589,435 km (0.102 R)
• M12: 13,851,267 km (0.076 R)
• M13: 16,882,718 km (0.042 R)
• M14: 17,215,873 km (0.079 R)
• M15: 27,610,980 km (0.042 R)
• M16: 28,724,586 km (0.096 R)
• M17: 29,071,653 km (0.094 R)
• M18: 30,838,404 km (0.03 R)
• M19: 32,289,504 km (0.07 R)
• M20: 32,473,210 km (0.045 R)
• M21: 33,306,320 km (0.085 R)
• M22: 35,100,148 km (0.083 R)
• M23: 35,483,717 km (0.1 R)
• M24: 35,676,250 km (0.071 R)
• M25: 36,647,140 km (0.1 R)
• M26: 39,232,341 km (0.075 R)
• M27: 40,970,219 km (0.06 R)
• M28: 43,063,243 km (0.118 R)
• M29: 44,236,689 km (0.088 R)
• M30: 44,883,251 km (0.093 R)
• M31: 46,190,736 km (0.066 R)
• M32: 47,851,572 km (0.03 R)
• M33: 48,187,269 km (0.035 R)
• M34: 48,299,318 km (0.111 R)
• M35: 48,975,052 km (0.119 R)
• M36: 52,306,895 km (0.064 R)
• M37: 53,836,085 km (0.116 R)
• M38: 54,192,128 km (0.098 R)
• M39: 56,352,920 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 11,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit