🌌 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: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.9

Radius: 10.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.04 AU - 1.72 AU

Year: 1081 Days

Day: 13.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,813,404 km

• M1: 134,339 km (0.071 R)
• M2: 516,412 km (0.096 R)
• M3: 1,051,224 km (0.1 R)
• M4: 1,771,538 km (0.097 R)
• M5: 2,756,490 km (0.056 R)
• M6: 3,364,905 km (0.12 R)
• M7: 4,111,398 km (0.073 R)
• M8: 4,864,624 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.9

Radius: 8.6

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.13 AU - 2.69 AU

Year: 2495 Days

Day: 9.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,813,404 km

• M1: 117,135 km (0.119 R)
• M2: 624,870 km (0.12 R)
• M3: 1,674,748 km (0.068 R)
• M4: 2,181,287 km (0.08 R)
• M5: 2,451,012 km (0.064 R)
• M6: 3,945,644 km (0.091 R)
• M7: 4,716,522 km (0.112 R)
• M8: 5,513,878 km (0.117 R)
• M9: 5,920,485 km (0.081 R)
• M10: 6,398,451 km (0.104 R)
• M11: 7,460,147 km (0.063 R)
• M12: 7,898,319 km (0.068 R)
• M13: 15,266,313 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.3

Radius: 13.1

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.98 AU - 3.84 AU

Year: 4199 Days

Day: 10.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,813,404 km

• M1: 162,912 km (0.115 R)
• M2: 616,792 km (0.031 R)
• M3: 1,113,158 km (0.026 R)
• M4: 1,802,505 km (0.038 R)
• M5: 2,269,101 km (0.085 R)
• M6: 2,693,510 km (0.119 R)
• M7: 3,410,981 km (0.06 R)
• M8: 4,931,643 km (0.049 R)
• M9: 5,395,397 km (0.097 R)
• M10: 6,443,031 km (0.097 R)
• M11: 9,590,869 km (0.045 R)
• M12: 10,404,682 km (0.068 R)
• M13: 10,851,082 km (0.064 R)
• M14: 14,843,101 km (0.026 R)
• M15: 15,467,223 km (0.095 R)
• M16: 16,707,539 km (0.043 R)
• M17: 17,759,362 km (0.064 R)
• M18: 19,994,803 km (0.065 R)
• M19: 20,686,543 km (0.057 R)
• M20: 22,857,956 km (0.057 R)
• M21: 25,498,059 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 12.3

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.1 AU - 5.4 AU

Year: 8022 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,813,404 km

• M1: 183,257 km (0.111 R)
• M2: 925,861 km (0.094 R)
• M3: 1,579,155 km (0.065 R)
• M4: 2,505,316 km (0.106 R)
• M5: 4,130,696 km (0.089 R)
• M6: 6,667,577 km (0.118 R)
• M7: 7,692,323 km (0.084 R)
• M8: 9,422,571 km (0.113 R)
• M9: 10,303,404 km (0.119 R)
• M10: 10,711,956 km (0.117 R)
• M11: 11,892,133 km (0.113 R)
• M12: 14,765,459 km (0.094 R)
• M13: 16,363,015 km (0.103 R)
• M14: 22,181,774 km (0.089 R)
• M15: 23,738,190 km (0.088 R)
• M16: 29,760,552 km (0.11 R)
• M17: 32,083,059 km (0.053 R)
• M18: 32,736,951 km (0.106 R)
• M19: 36,140,302 km (0.119 R)
• M20: 37,565,372 km (0.075 R)
• M21: 41,419,910 km (0.116 R)
• M22: 43,774,880 km (0.036 R)
• M23: 44,175,952 km (0.04 R)
• M24: 45,804,624 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13

Radius: 8.4

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.24 AU - 6.98 AU

Year: 8861 Days

Day: 7.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 106.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,813,404 km

• M1: 165,006 km (0.084 R)
• M2: 663,616 km (0.081 R)
• M3: 970,591 km (0.084 R)
• M4: 1,548,338 km (0.107 R)
• M5: 2,157,500 km (0.113 R)
• M6: 2,958,597 km (0.086 R)
• M7: 6,837,371 km (0.074 R)
• M8: 10,741,127 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.3

Radius: 6.2

Gravity: 25.11 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.96 AU - 6.54 AU

Year: 9195 Days

Day: 20.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,813,404 km

• M1: 77,193 km (0.067 R)
• M2: 326,423 km (0.11 R)
• M3: 718,818 km (0.119 R)
• M4: 979,118 km (0.03 R)
• M5: 1,406,370 km (0.107 R)
• M6: 1,786,797 km (0.07 R)
• M7: 2,795,685 km (0.076 R)
• M8: 3,063,615 km (0.109 R)
• M9: 4,518,005 km (0.11 R)
• M10: 5,311,173 km (0.094 R)
• M11: 5,549,034 km (0.059 R)
• M12: 5,758,620 km (0.116 R)
• M13: 6,268,151 km (0.049 R)
• M14: 7,802,875 km (0.115 R)
• M15: 8,610,704 km (0.115 R)
• M16: 9,423,768 km (0.072 R)
• M17: 13,067,972 km (0.108 R)
• M18: 14,204,318 km (0.044 R)
• M19: 14,863,446 km (0.119 R)
• M20: 17,479,614 km (0.086 R)
• M21: 17,930,950 km (0.112 R)
• M22: 20,387,647 km (0.081 R)
• M23: 22,173,696 km (0.056 R)
• M24: 23,059,913 km (0.058 R)
• M25: 23,785,613 km (0.092 R)
• M26: 28,359,568 km (0.07 R)
• M27: 32,123,600 km (0.048 R)
• M28: 32,460,943 km (0.104 R)
• M29: 33,487,184 km (0.064 R)
• M30: 35,126,029 km (0.116 R)
• M31: 42,083,527 km (0.111 R)
• M32: 46,239,655 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 12,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit