🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.43 AU - 0.67 AU

Year: 157 Days

Day: 18.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.08 AU - 1.12 AU

Year: 444 Days

Day: 26.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.5

Radius: 12.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.2 AU - 4.98 AU

Year: 3185 Days

Day: 14.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 113.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,033,410 km

• M1: 155,432 km (0.1 R)
• M2: 823,387 km (0.116 R)
• M3: 1,260,212 km (0.107 R)
• M4: 2,436,650 km (0.088 R)
• M5: 2,869,586 km (0.103 R)
• M6: 4,701,861 km (0.107 R)
• M7: 6,198,887 km (0.106 R)
• M8: 6,625,390 km (0.065 R)
• M9: 7,687,386 km (0.109 R)
• M10: 8,243,441 km (0.084 R)
• M11: 8,727,390 km (0.077 R)
• M12: 11,280,577 km (0.114 R)
• M13: 11,756,747 km (0.077 R)
• M14: 12,834,600 km (0.071 R)
• M15: 13,310,022 km (0.094 R)
• M16: 13,887,021 km (0.071 R)
• M17: 14,480,775 km (0.119 R)
• M18: 15,523,921 km (0.07 R)
• M19: 16,616,434 km (0.111 R)
• M20: 17,442,813 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.6

Radius: 11.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.17 AU - 6.07 AU

Year: 5129 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,033,410 km

• M1: 140,472 km (0.114 R)
• M2: 823,985 km (0.104 R)
• M3: 1,216,829 km (0.074 R)
• M4: 1,668,166 km (0.092 R)
• M5: 2,291,091 km (0.119 R)
• M6: 2,774,592 km (0.102 R)
• M7: 4,260,398 km (0.109 R)
• M8: 5,187,755 km (0.095 R)
• M9: 5,540,208 km (0.101 R)
• M10: 6,123,340 km (0.027 R)
• M11: 8,268,125 km (0.099 R)
• M12: 8,905,561 km (0.073 R)
• M13: 12,245,184 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 11

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.41 AU - 7.21 AU

Year: 6842 Days

Day: 7.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,033,410 km

• M1: 151,842 km (0.102 R)
• M2: 649,404 km (0.045 R)
• M3: 1,647,521 km (0.045 R)
• M4: 2,273,439 km (0.074 R)
• M5: 2,618,860 km (0.114 R)
• M6: 3,105,053 km (0.116 R)
• M7: 4,886,764 km (0.052 R)
• M8: 7,823,969 km (0.086 R)
• M9: 10,335,866 km (0.096 R)
• M10: 11,424,789 km (0.093 R)
• M11: 14,530,890 km (0.107 R)
• M12: 16,004,279 km (0.038 R)
• M13: 17,344,527 km (0.081 R)
• M14: 17,866,025 km (0.057 R)
• M15: 21,547,180 km (0.111 R)
• M16: 22,285,296 km (0.047 R)
• M17: 22,971,052 km (0.07 R)

Asteroid Belt

Center: 7.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.3

Radius: 14.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.95 AU - 9.25 AU

Year: 8067 Days

Day: 12.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,033,410 km

• M1: 182,809 km (0.087 R)
• M2: 993,330 km (0.067 R)
• M3: 1,635,853 km (0.098 R)
• M4: 2,218,237 km (0.073 R)
• M5: 2,898,010 km (0.098 R)
• M6: 3,456,608 km (0.12 R)
• M7: 3,960,155 km (0.088 R)
• M8: 5,580,898 km (0.079 R)
• M9: 6,452,904 km (0.115 R)
• M10: 7,184,139 km (0.067 R)
• M11: 8,596,791 km (0.074 R)
• M12: 9,854,610 km (0.119 R)
• M13: 10,332,575 km (0.08 R)
• M14: 12,128,947 km (0.089 R)
• M15: 12,846,568 km (0.109 R)
• M16: 14,611,224 km (0.093 R)
• M17: 17,415,586 km (0.052 R)
• M18: 18,908,273 km (0.117 R)
• M19: 20,025,470 km (0.086 R)
• M20: 21,984,903 km (0.08 R)
• M21: 23,727,120 km (0.11 R)
• M22: 28,724,586 km (0.084 R)
• M23: 31,417,498 km (0.049 R)
• M24: 33,948,843 km (0.04 R)
• M25: 35,375,408 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.6

Radius: 6.9

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 16.18 AU - 21.54 AU

Year: 31534 Days

Day: 22.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,033,410 km

• M1: 85,869 km (0.086 R)
• M2: 483,949 km (0.075 R)
• M3: 1,539,811 km (0.042 R)
• M4: 2,192,058 km (0.058 R)
• M5: 6,330,683 km (0.109 R)
• M6: 6,849,488 km (0.038 R)
• M7: 7,294,691 km (0.102 R)
• M8: 11,373,627 km (0.089 R)
• M9: 12,211,076 km (0.094 R)
• M10: 14,970,109 km (0.086 R)
• M11: 17,384,170 km (0.118 R)
• M12: 21,162,115 km (0.091 R)
• M13: 22,105,629 km (0.065 R)
• M14: 23,186,623 km (0.101 R)
• M15: 23,517,683 km (0.094 R)
• M16: 26,280,756 km (0.102 R)
• M17: 27,740,232 km (0.082 R)
• M18: 28,489,867 km (0.088 R)
• M19: 33,694,976 km (0.088 R)
• M20: 35,855,019 km (0.077 R)
• M21: 36,744,229 km (0.049 R)
• M22: 37,648,099 km (0.106 R)
• M23: 40,608,192 km (0.068 R)
• M24: 41,089,299 km (0.07 R)
• M25: 41,412,131 km (0.033 R)
• M26: 45,591,896 km (0.113 R)
• M27: 46,111,599 km (0.09 R)
• M28: 46,986,597 km (0.116 R)
• M29: 49,495,503 km (0.12 R)
• M30: 57,959,750 km (0.03 R)
• M31: 58,978,661 km (0.062 R)
• M32: 62,959,311 km (0.111 R)
• M33: 63,603,928 km (0.077 R)
• M34: 66,004,675 km (0.103 R)
• M35: 69,146,679 km (0.112 R)
• M36: 69,832,735 km (0.09 R)
• M37: 76,212,486 km (0.114 R)
• M38: 78,422,495 km (0.069 R)
• M39: 90,388,230 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 12,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit