🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.4

Radius: 13.7

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.39 AU - 3.99 AU

Year: 4983 Days

Day: 5.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 68,069,074 km

• M1: 1,384,528 km (0.115 R)
• M2: 3,276,493 km (0.104 R)
• M3: 4,769,629 km (0.067 R)
• M4: 5,784,650 km (0.111 R)
• M5: 6,630,926 km (0.11 R)
• M6: 7,507,569 km (0.052 R)
• M7: 9,226,000 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.7

Radius: 12

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.15 AU - 4.53 AU

Year: 6355 Days

Day: 11.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 103.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,069,074 km

• M1: 149,299 km (0.109 R)
• M2: 571,464 km (0.079 R)
• M3: 1,003,203 km (0.039 R)
• M4: 1,491,940 km (0.108 R)
• M5: 1,908,570 km (0.089 R)
• M6: 2,570,241 km (0.061 R)
• M7: 2,965,030 km (0.113 R)
• M8: 3,400,509 km (0.078 R)
• M9: 4,110,800 km (0.083 R)
• M10: 5,797,366 km (0.118 R)
• M11: 6,646,334 km (0.113 R)
• M12: 7,468,973 km (0.064 R)
• M13: 9,399,982 km (0.076 R)
• M14: 10,844,499 km (0.097 R)
• M15: 11,357,321 km (0.071 R)
• M16: 13,466,352 km (0.115 R)
• M17: 15,824,612 km (0.091 R)
• M18: 17,478,716 km (0.093 R)
• M19: 19,722,086 km (0.031 R)
• M20: 22,003,154 km (0.084 R)
• M21: 22,826,242 km (0.074 R)
• M22: 23,207,118 km (0.111 R)
• M23: 25,095,043 km (0.109 R)
• M24: 25,910,950 km (0.114 R)
• M25: 27,424,431 km (0.118 R)
• M26: 28,377,818 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.6

Radius: 14.8

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.49 AU - 4.75 AU

Year: 6980 Days

Day: 7.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,069,074 km

• M1: 184,903 km (0.059 R)
• M2: 731,833 km (0.115 R)
• M3: 1,220,719 km (0.113 R)
• M4: 1,900,641 km (0.092 R)
• M5: 7,663,899 km (0.102 R)
• M6: 12,091,547 km (0.054 R)
• M7: 13,624,626 km (0.114 R)
• M8: 17,529,280 km (0.054 R)
• M9: 22,125,076 km (0.039 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.3

Radius: 6.4

Gravity: 19.47 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.84 AU - 10.58 AU

Year: 19647 Days

Day: 17.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,069,074 km

• M1: 115,639 km (0.054 R)
• M2: 525,238 km (0.098 R)
• M3: 1,870,422 km (0.117 R)
• M4: 2,149,572 km (0.063 R)
• M5: 2,596,570 km (0.063 R)
• M6: 7,089,443 km (0.104 R)
• M7: 11,644,399 km (0.105 R)
• M8: 12,521,491 km (0.118 R)
• M9: 19,649,232 km (0.073 R)
• M10: 21,479,861 km (0.096 R)
• M11: 25,587,669 km (0.102 R)
• M12: 33,815,252 km (0.114 R)
• M13: 40,686,731 km (0.055 R)
• M14: 44,770,753 km (0.115 R)
• M15: 45,258,891 km (0.083 R)
• M16: 47,922,331 km (0.072 R)
• M17: 48,262,517 km (0.119 R)
• M18: 52,831,685 km (0.085 R)
• M19: 53,194,609 km (0.096 R)
• M20: 63,226,044 km (0.068 R)
• M21: 66,127,345 km (0.048 R)
• M22: 67,184,553 km (0.12 R)
• M23: 73,992,752 km (0.109 R)
• M24: 74,219,692 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.5

Radius: 6

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9.33 AU - 10.85 AU

Year: 22529 Days

Day: 23.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,069,074 km

• M1: 85,271 km (0.094 R)
• M2: 445,353 km (0.096 R)
• M3: 1,014,573 km (0.059 R)
• M4: 2,866,744 km (0.118 R)
• M5: 3,776,299 km (0.056 R)
• M6: 5,632,958 km (0.071 R)
• M7: 8,831,510 km (0.118 R)
• M8: 10,486,661 km (0.108 R)
• M9: 11,325,606 km (0.112 R)
• M10: 12,933,634 km (0.073 R)
• M11: 16,754,662 km (0.113 R)
• M12: 22,999,177 km (0.032 R)
• M13: 26,853,117 km (0.078 R)
• M14: 37,564,624 km (0.115 R)
• M15: 38,254,569 km (0.068 R)
• M16: 45,625,555 km (0.043 R)
• M17: 52,504,813 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 10,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit