🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.8

Radius: 10.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.08 AU - 1.66 AU

Year: 1035 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,722,303 km

• M1: 138,378 km (0.112 R)
• M2: 555,008 km (0.063 R)
• M3: 1,304,493 km (0.068 R)
• M4: 1,676,543 km (0.116 R)
• M5: 2,340,907 km (0.07 R)
• M6: 3,348,449 km (0.091 R)
• M7: 4,883,922 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 12.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.56 AU - 1.76 AU

Year: 1381 Days

Day: 7.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,722,303 km

• M1: 159,172 km (0.114 R)
• M2: 586,274 km (0.119 R)
• M3: 1,177,485 km (0.105 R)
• M4: 2,273,140 km (0.057 R)
• M5: 2,699,045 km (0.101 R)
• M6: 3,800,534 km (0.04 R)
• M7: 4,202,653 km (0.106 R)
• M8: 6,472,202 km (0.093 R)
• M9: 7,361,562 km (0.095 R)
• M10: 7,895,177 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 12.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.7 AU - 2.02 AU

Year: 1638 Days

Day: 11.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,722,303 km

• M1: 153,039 km (0.094 R)
• M2: 647,609 km (0.11 R)
• M3: 1,827,787 km (0.097 R)
• M4: 2,336,420 km (0.113 R)
• M5: 2,894,719 km (0.1 R)
• M6: 3,440,601 km (0.108 R)
• M7: 4,417,625 km (0.114 R)
• M8: 5,901,038 km (0.054 R)
• M9: 6,574,228 km (0.093 R)
• M10: 7,023,919 km (0.052 R)
• M11: 8,044,476 km (0.116 R)
• M12: 14,282,258 km (0.081 R)
• M13: 14,993,746 km (0.039 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.6

Radius: 7.8

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.15 AU - 8.97 AU

Year: 13421 Days

Day: 20.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,722,303 km

• M1: 97,089 km (0.115 R)
• M2: 359,184 km (0.096 R)
• M3: 621,430 km (0.106 R)
• M4: 997,070 km (0.105 R)
• M5: 1,268,889 km (0.078 R)
• M6: 1,519,316 km (0.117 R)
• M7: 1,818,811 km (0.063 R)
• M8: 2,249,054 km (0.06 R)
• M9: 2,619,908 km (0.065 R)
• M10: 2,963,534 km (0.081 R)
• M11: 3,663,353 km (0.116 R)
• M12: 4,741,056 km (0.082 R)
• M13: 5,286,190 km (0.085 R)
• M14: 5,944,271 km (0.078 R)
• M15: 6,616,863 km (0.079 R)
• M16: 7,011,951 km (0.111 R)
• M17: 8,292,210 km (0.114 R)
• M18: 9,179,475 km (0.09 R)
• M19: 9,423,170 km (0.026 R)
• M20: 10,077,212 km (0.093 R)
• M21: 12,104,113 km (0.086 R)
• M22: 12,876,637 km (0.11 R)
• M23: 14,323,248 km (0.076 R)
• M24: 17,685,759 km (0.068 R)
• M25: 19,150,771 km (0.061 R)
• M26: 21,114,692 km (0.117 R)
• M27: 35,906,780 km (0.106 R)
• M28: 40,425,085 km (0.059 R)
• M29: 43,091,966 km (0.07 R)
• M30: 43,364,982 km (0.072 R)
• M31: 44,329,439 km (0.096 R)
• M32: 50,117,231 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 10,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit