🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.34 AU - 2.4 AU

Year: 1571 Days

Day: 18.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336

Radius: 11.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.09 AU - 3.57 AU

Year: 2616 Days

Day: 8.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,340,975 km

• M1: 145,110 km (0.097 R)
• M2: 506,389 km (0.113 R)
• M3: 978,071 km (0.114 R)
• M4: 1,370,616 km (0.08 R)
• M5: 2,070,435 km (0.117 R)
• M6: 3,132,729 km (0.042 R)
• M7: 3,812,352 km (0.091 R)
• M8: 4,588,017 km (0.084 R)
• M9: 5,241,909 km (0.113 R)
• M10: 6,201,281 km (0.037 R)
• M11: 7,525,371 km (0.11 R)
• M12: 8,164,304 km (0.044 R)
• M13: 8,965,700 km (0.083 R)
• M14: 10,230,550 km (0.067 R)
• M15: 12,266,876 km (0.089 R)
• M16: 13,359,688 km (0.093 R)
• M17: 13,951,348 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.8

Radius: 10.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.62 AU - 4.84 AU

Year: 4428 Days

Day: 7.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,340,975 km

• M1: 125,662 km (0.113 R)
• M2: 522,246 km (0.113 R)
• M3: 1,001,707 km (0.101 R)
• M4: 1,329,476 km (0.053 R)
• M5: 1,730,099 km (0.107 R)
• M6: 3,461,844 km (0.105 R)
• M7: 5,157,237 km (0.053 R)
• M8: 5,553,671 km (0.106 R)
• M9: 5,890,566 km (0.116 R)
• M10: 6,663,239 km (0.115 R)
• M11: 7,316,533 km (0.096 R)
• M12: 8,510,922 km (0.072 R)
• M13: 9,136,989 km (0.044 R)
• M14: 9,608,073 km (0.064 R)
• M15: 10,717,341 km (0.113 R)
• M16: 11,406,090 km (0.115 R)
• M17: 12,340,927 km (0.095 R)
• M18: 12,916,879 km (0.104 R)
• M19: 13,697,031 km (0.117 R)
• M20: 14,605,839 km (0.07 R)
• M21: 15,656,315 km (0.077 R)
• M22: 18,076,210 km (0.092 R)
• M23: 18,416,695 km (0.11 R)
• M24: 20,062,421 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.1

Radius: 14.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.35 AU - 7.43 AU

Year: 7785 Days

Day: 12.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,340,975 km

• M1: 184,155 km (0.102 R)
• M2: 681,269 km (0.105 R)
• M3: 1,472,941 km (0.056 R)
• M4: 2,026,154 km (0.102 R)
• M5: 2,604,948 km (0.119 R)
• M6: 3,900,615 km (0.078 R)
• M7: 5,279,758 km (0.044 R)
• M8: 6,853,228 km (0.111 R)
• M9: 8,298,044 km (0.11 R)
• M10: 8,982,305 km (0.064 R)
• M11: 9,890,514 km (0.073 R)
• M12: 11,060,219 km (0.118 R)
• M13: 13,098,490 km (0.1 R)
• M14: 13,674,143 km (0.114 R)
• M15: 15,250,456 km (0.094 R)
• M16: 16,082,818 km (0.066 R)
• M17: 17,080,486 km (0.054 R)
• M18: 20,018,589 km (0.09 R)
• M19: 22,290,232 km (0.063 R)
• M20: 24,468,826 km (0.03 R)
• M21: 25,432,087 km (0.112 R)
• M22: 27,715,100 km (0.115 R)
• M23: 28,378,267 km (0.043 R)
• M24: 32,791,105 km (0.105 R)
• M25: 33,854,447 km (0.111 R)
• M26: 34,940,527 km (0.041 R)
• M27: 36,161,994 km (0.027 R)
• M28: 39,162,179 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.8

Radius: 9.2

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.15 AU - 7.69 AU

Year: 8700 Days

Day: 11.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,340,975 km

• M1: 114,442 km (0.059 R)
• M2: 749,785 km (0.099 R)
• M3: 1,171,052 km (0.077 R)
• M4: 1,647,970 km (0.049 R)
• M5: 2,018,823 km (0.104 R)
• M6: 3,142,154 km (0.113 R)
• M7: 3,479,048 km (0.119 R)
• M8: 5,968,955 km (0.094 R)
• M9: 7,420,503 km (0.094 R)
• M10: 8,397,078 km (0.05 R)
• M11: 8,960,613 km (0.109 R)
• M12: 11,365,997 km (0.073 R)
• M13: 12,438,465 km (0.072 R)
• M14: 12,942,609 km (0.073 R)
• M15: 13,286,236 km (0.104 R)
• M16: 13,931,900 km (0.075 R)
• M17: 18,759,274 km (0.089 R)
• M18: 20,101,316 km (0.067 R)
• M19: 22,150,957 km (0.111 R)
• M20: 25,302,834 km (0.091 R)
• M21: 25,840,639 km (0.119 R)
• M22: 26,846,385 km (0.086 R)
• M23: 28,935,819 km (0.104 R)
• M24: 34,083,631 km (0.072 R)
• M25: 36,644,148 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.5

Radius: 8.5

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.47 AU - 9.87 AU

Year: 10989 Days

Day: 14.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,340,975 km

• M1: 105,766 km (0.087 R)
• M2: 514,617 km (0.107 R)
• M3: 798,105 km (0.104 R)
• M4: 2,033,484 km (0.057 R)
• M5: 2,604,649 km (0.091 R)
• M6: 3,579,279 km (0.031 R)
• M7: 6,456,195 km (0.119 R)
• M8: 7,217,499 km (0.083 R)
• M9: 8,774,663 km (0.12 R)
• M10: 12,062,525 km (0.108 R)
• M11: 14,439,186 km (0.102 R)
• M12: 16,815,848 km (0.067 R)
• M13: 25,881,180 km (0.107 R)
• M14: 29,150,641 km (0.073 R)
• M15: 35,516,928 km (0.03 R)
• M16: 39,410,961 km (0.111 R)
• M17: 48,930,771 km (0.1 R)
• M18: 51,529,435 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.7

Radius: 5.9

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.84 AU - 17.1 AU

Year: 24932 Days

Day: 16.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,340,975 km

• M1: 73,752 km (0.047 R)
• M2: 273,914 km (0.089 R)
• M3: 466,745 km (0.108 R)
• M4: 754,871 km (0.107 R)
• M5: 2,550,195 km (0.085 R)
• M6: 3,121,509 km (0.113 R)
• M7: 4,514,864 km (0.09 R)
• M8: 5,104,878 km (0.069 R)
• M9: 5,454,189 km (0.106 R)
• M10: 5,819,208 km (0.057 R)
• M11: 6,357,610 km (0.072 R)
• M12: 7,577,581 km (0.048 R)
• M13: 9,453,837 km (0.118 R)
• M14: 9,927,165 km (0.098 R)
• M15: 11,678,956 km (0.12 R)
• M16: 13,298,952 km (0.066 R)
• M17: 13,495,074 km (0.051 R)
• M18: 14,642,939 km (0.069 R)
• M19: 15,563,714 km (0.077 R)
• M20: 16,372,290 km (0.028 R)
• M21: 18,883,889 km (0.114 R)
• M22: 20,317,186 km (0.1 R)
• M23: 20,577,486 km (0.11 R)
• M24: 24,263,877 km (0.081 R)
• M25: 27,618,160 km (0.075 R)
• M26: 32,435,960 km (0.083 R)
• M27: 35,104,487 km (0.112 R)
• M28: 37,524,083 km (0.082 R)
• M29: 41,706,540 km (0.091 R)
• M30: 45,297,936 km (0.099 R)
• M31: 45,742,242 km (0.08 R)
• M32: 48,469,561 km (0.094 R)
• M33: 50,664,311 km (0.108 R)
• M34: 53,747,523 km (0.045 R)
• M35: 55,588,624 km (0.112 R)
• M36: 56,098,005 km (0.109 R)
• M37: 57,644,548 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 18,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit