🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.1

Radius: 13.9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.57 AU - 0.83 AU

Year: 404 Days

Day: 13.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,989,074 km

• M1: 173,234 km (0.118 R)
• M2: 744,698 km (0.103 R)
• M3: 1,274,125 km (0.042 R)
• M4: 1,849,778 km (0.066 R)
• M5: 2,479,136 km (0.104 R)
• M6: 3,363,110 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.9

Radius: 8.5

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.2 AU - 1.22 AU

Year: 919 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,989,074 km

• M1: 105,766 km (0.085 R)
• M2: 482,603 km (0.108 R)
• M3: 756,965 km (0.084 R)
• M4: 1,109,418 km (0.032 R)
• M5: 1,457,083 km (0.108 R)
• M6: 1,739,524 km (0.064 R)
• M7: 2,293,635 km (0.087 R)
• M8: 2,679,447 km (0.118 R)
• M9: 2,972,510 km (0.095 R)
• M10: 3,880,569 km (0.117 R)
• M11: 4,272,814 km (0.111 R)
• M12: 5,554,569 km (0.095 R)
• M13: 6,294,031 km (0.093 R)
• M14: 6,624,343 km (0.096 R)
• M15: 7,616,028 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 10.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.38 AU - 1.76 AU

Year: 1358 Days

Day: 8.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,989,074 km

• M1: 130,749 km (0.073 R)
• M2: 512,822 km (0.105 R)
• M3: 849,716 km (0.106 R)
• M4: 1,209,948 km (0.1 R)
• M5: 1,850,526 km (0.109 R)
• M6: 2,233,347 km (0.059 R)
• M7: 3,215,008 km (0.1 R)
• M8: 4,245,737 km (0.069 R)
• M9: 5,386,720 km (0.072 R)
• M10: 5,966,561 km (0.079 R)
• M11: 7,322,217 km (0.107 R)
• M12: 7,660,458 km (0.087 R)
• M13: 8,792,016 km (0.026 R)
• M14: 9,119,187 km (0.112 R)
• M15: 9,769,040 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.8

Radius: 12.1

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.84 AU - 2.72 AU

Year: 2376 Days

Day: 13 Hours

Environment

Temp: -196 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,989,074 km

• M1: 150,495 km (0.103 R)
• M2: 623,524 km (0.06 R)
• M3: 1,162,076 km (0.07 R)
• M4: 1,826,740 km (0.036 R)
• M5: 2,218,088 km (0.111 R)
• M6: 2,692,612 km (0.116 R)
• M7: 3,099,967 km (0.094 R)
• M8: 3,696,563 km (0.063 R)
• M9: 4,148,050 km (0.092 R)
• M10: 5,728,701 km (0.104 R)
• M11: 6,730,558 km (0.08 R)
• M12: 7,353,633 km (0.066 R)
• M13: 8,536,204 km (0.095 R)
• M14: 9,080,292 km (0.111 R)
• M15: 10,542,461 km (0.053 R)
• M16: 11,969,026 km (0.092 R)
• M17: 13,239,711 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.6

Radius: 8.7

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.33 AU - 2.57 AU

Year: 2647 Days

Day: 6.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,989,074 km

• M1: 108,309 km (0.086 R)
• M2: 430,692 km (0.063 R)
• M3: 1,118,244 km (0.112 R)
• M4: 1,518,418 km (0.079 R)
• M5: 2,144,785 km (0.087 R)
• M6: 2,502,473 km (0.081 R)
• M7: 2,933,465 km (0.092 R)
• M8: 3,546,068 km (0.1 R)
• M9: 4,091,053 km (0.089 R)
• M10: 4,644,565 km (0.115 R)
• M11: 5,000,010 km (0.073 R)
• M12: 5,955,342 km (0.112 R)
• M13: 6,318,266 km (0.091 R)
• M14: 6,875,369 km (0.095 R)
• M15: 8,223,096 km (0.115 R)
• M16: 9,140,879 km (0.063 R)
• M17: 9,624,678 km (0.065 R)
• M18: 9,969,651 km (0.115 R)
• M19: 10,243,565 km (0.079 R)
• M20: 11,950,327 km (0.118 R)
• M21: 12,756,360 km (0.115 R)
• M22: 13,408,158 km (0.048 R)
• M23: 14,278,369 km (0.044 R)
• M24: 16,509,172 km (0.09 R)
• M25: 18,371,666 km (0.072 R)
• M26: 19,996,448 km (0.094 R)
• M27: 20,558,637 km (0.082 R)
• M28: 21,195,774 km (0.081 R)
• M29: 22,242,361 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462

Radius: 3.3

Gravity: 42.42 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.13 AU - 7.57 AU

Year: 13754 Days

Day: 16.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,989,074 km

• M1: 41,139 km (0.086 R)
• M2: 227,090 km (0.1 R)
• M3: 462,856 km (0.114 R)
• M4: 1,775,428 km (0.086 R)
• M5: 2,119,054 km (0.069 R)
• M6: 2,249,204 km (0.092 R)
• M7: 2,404,636 km (0.062 R)
• M8: 2,651,024 km (0.057 R)
• M9: 2,780,426 km (0.098 R)
• M10: 2,914,167 km (0.119 R)
• M11: 3,543,375 km (0.035 R)
• M12: 3,889,694 km (0.078 R)
• M13: 4,287,625 km (0.106 R)
• M14: 5,031,724 km (0.078 R)
• M15: 5,643,580 km (0.074 R)
• M16: 6,004,260 km (0.09 R)
• M17: 6,495,689 km (0.114 R)
• M18: 6,972,607 km (0.091 R)
• M19: 7,261,331 km (0.111 R)
• M20: 7,472,563 km (0.112 R)
• M21: 7,995,857 km (0.068 R)
• M22: 10,818,918 km (0.053 R)
• M23: 10,983,625 km (0.076 R)
• M24: 14,439,336 km (0.107 R)
• M25: 14,840,558 km (0.079 R)
• M26: 16,884,812 km (0.036 R)
• M27: 27,342,751 km (0.075 R)
• M28: 28,999,098 km (0.097 R)
• M29: 32,509,861 km (0.116 R)
• M30: 34,013,619 km (0.093 R)
• M31: 35,563,004 km (0.1 R)
• M32: 37,785,131 km (0.097 R)
• M33: 39,575,967 km (0.099 R)
• M34: 46,001,345 km (0.116 R)
• M35: 46,578,195 km (0.092 R)
• M36: 46,868,414 km (0.107 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: 308 - 14,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit