🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.8

Radius: 13.6

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.53 AU - 0.59 AU

Year: 295 Days

Day: 5 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 74,551,113 km

• M1: 169,195 km (0.119 R)
• M2: 643,121 km (0.116 R)
• M3: 1,096,702 km (0.111 R)
• M4: 1,739,674 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.6

Radius: 13.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.51 AU - 0.65 AU

Year: 310 Days

Day: 7.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,551,113 km

• M1: 172,935 km (0.05 R)
• M2: 606,619 km (0.087 R)
• M3: 1,383,481 km (0.114 R)
• M4: 2,011,792 km (0.06 R)
• M5: 2,524,165 km (0.111 R)
• M6: 3,586,609 km (0.114 R)
• M7: 4,120,374 km (0.106 R)
• M8: 4,748,087 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.6

Radius: 9.2

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.76 AU - 0.98 AU

Year: 570 Days

Day: 13.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,551,113 km

• M1: 115,041 km (0.099 R)
• M2: 420,819 km (0.067 R)
• M3: 735,124 km (0.12 R)
• M4: 1,030,131 km (0.117 R)
• M5: 1,412,653 km (0.086 R)
• M6: 1,721,722 km (0.075 R)
• M7: 2,294,083 km (0.093 R)
• M8: 2,605,397 km (0.094 R)
• M9: 2,891,727 km (0.09 R)
• M10: 3,256,446 km (0.077 R)
• M11: 4,119,477 km (0.081 R)
• M12: 4,626,613 km (0.089 R)
• M13: 5,254,326 km (0.068 R)
• M14: 5,816,964 km (0.057 R)

Asteroid Belt

Center: 1.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567

Radius: 10.8

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.66 AU - 2.74 AU

Year: 3119 Days

Day: 11.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,551,113 km

• M1: 136,134 km (0.082 R)
• M2: 590,612 km (0.116 R)
• M3: 1,159,084 km (0.055 R)
• M4: 1,582,895 km (0.049 R)
• M5: 2,058,467 km (0.101 R)
• M6: 4,084,321 km (0.1 R)
• M7: 5,130,309 km (0.097 R)
• M8: 6,045,848 km (0.066 R)
• M9: 6,889,281 km (0.048 R)
• M10: 7,370,089 km (0.079 R)
• M11: 10,119,099 km (0.049 R)
• M12: 12,941,263 km (0.058 R)
• M13: 13,304,636 km (0.056 R)
• M14: 13,909,460 km (0.093 R)
• M15: 14,875,863 km (0.116 R)
• M16: 15,224,426 km (0.091 R)
• M17: 15,886,396 km (0.12 R)
• M18: 16,888,104 km (0.115 R)
• M19: 17,875,599 km (0.079 R)
• M20: 18,785,154 km (0.119 R)
• M21: 19,192,659 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.1

Radius: 3.4

Gravity: 20.51 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.65 AU - 8.47 AU

Year: 14611 Days

Day: 24.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,551,113 km

• M1: 42,486 km (0.118 R)
• M2: 176,974 km (0.063 R)
• M3: 320,887 km (0.113 R)
• M4: 1,076,506 km (0.093 R)
• M5: 1,995,636 km (0.07 R)
• M6: 2,362,001 km (0.045 R)
• M7: 2,551,541 km (0.105 R)
• M8: 3,004,224 km (0.08 R)
• M9: 3,508,519 km (0.09 R)
• M10: 3,755,355 km (0.093 R)
• M11: 6,059,611 km (0.117 R)
• M12: 6,597,715 km (0.082 R)
• M13: 7,205,980 km (0.045 R)
• M14: 7,523,726 km (0.12 R)
• M15: 7,645,199 km (0.054 R)
• M16: 8,059,884 km (0.118 R)
• M17: 9,024,492 km (0.076 R)
• M18: 9,917,441 km (0.086 R)
• M19: 10,919,149 km (0.109 R)
• M20: 11,391,279 km (0.052 R)
• M21: 11,986,529 km (0.063 R)
• M22: 13,297,755 km (0.033 R)
• M23: 13,715,133 km (0.095 R)
• M24: 14,764,861 km (0.116 R)
• M25: 15,147,832 km (0.11 R)
• M26: 15,471,861 km (0.044 R)
• M27: 16,472,072 km (0.044 R)
• M28: 17,373,100 km (0.109 R)
• M29: 18,600,251 km (0.097 R)
• M30: 21,468,491 km (0.091 R)
• M31: 26,163,172 km (0.046 R)
• M32: 31,708,166 km (0.038 R)
• M33: 32,238,341 km (0.099 R)
• M34: 32,559,229 km (0.111 R)
• M35: 33,753,917 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.3

Radius: 3.1

Gravity: 67.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.33 AU - 10.31 AU

Year: 20000 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 74,551,113 km

• M1: 38,596 km (0.053 R)
• M2: 135,087 km (0.065 R)
• M3: 270,473 km (0.062 R)
• M4: 458,817 km (0.11 R)
• M5: 768,783 km (0.095 R)
• M6: 1,134,401 km (0.099 R)
• M7: 1,588,131 km (0.1 R)
• M8: 2,030,342 km (0.12 R)
• M9: 2,194,601 km (0.118 R)
• M10: 2,367,536 km (0.1 R)
• M11: 2,667,928 km (0.077 R)
• M12: 3,124,950 km (0.087 R)
• M13: 3,874,435 km (0.105 R)
• M14: 4,127,256 km (0.114 R)
• M15: 5,249,539 km (0.057 R)
• M16: 5,678,137 km (0.091 R)
• M17: 6,171,959 km (0.03 R)
• M18: 8,176,421 km (0.103 R)
• M19: 10,275,728 km (0.08 R)
• M20: 11,006,663 km (0.035 R)
• M21: 12,708,040 km (0.111 R)
• M22: 14,803,607 km (0.104 R)
• M23: 16,457,262 km (0.079 R)
• M24: 21,363,324 km (0.115 R)
• M25: 22,449,105 km (0.092 R)
• M26: 22,853,020 km (0.099 R)
• M27: 23,158,947 km (0.112 R)
• M28: 25,377,932 km (0.077 R)
• M29: 26,594,911 km (0.099 R)
• M30: 26,707,409 km (0.101 R)
• M31: 29,624,866 km (0.102 R)
• M32: 35,398,596 km (0.114 R)
• M33: 36,636,818 km (0.112 R)
• M34: 37,761,345 km (0.116 R)
• M35: 49,274,696 km (0.091 R)
• M36: 50,816,751 km (0.046 R)
• M37: 52,744,918 km (0.031 R)
• M38: 54,177,318 km (0.092 R)
• M39: 65,346,444 km (0.118 R)
• M40: 65,962,488 km (0.076 R)
• M41: 70,169,180 km (0.08 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 11,909 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit