🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.6

Radius: 9.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.53 AU - 0.83 AU

Year: 380 Days

Day: 13.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,881,933 km

• M1: 140,323 km (0.106 R)
• M2: 466,895 km (0.099 R)
• M3: 945,010 km (0.094 R)
• M4: 1,535,024 km (0.102 R)
• M5: 1,928,167 km (0.077 R)
• M6: 2,583,705 km (0.058 R)
• M7: 3,563,421 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.8

Radius: 11.5

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.86 AU - 1.18 AU

Year: 699 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,881,933 km

• M1: 143,016 km (0.083 R)
• M2: 591,510 km (0.046 R)
• M3: 968,347 km (0.087 R)
• M4: 1,340,247 km (0.11 R)
• M5: 1,870,572 km (0.071 R)
• M6: 2,336,868 km (0.102 R)
• M7: 2,751,404 km (0.117 R)
• M8: 3,240,739 km (0.09 R)
• M9: 5,068,077 km (0.108 R)
• M10: 6,366,885 km (0.073 R)
• M11: 6,766,760 km (0.108 R)
• M12: 7,228,120 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.9

Radius: 13.5

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.31 AU - 1.49 AU

Year: 1124 Days

Day: 14.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,881,933 km

• M1: 169,195 km (0.083 R)
• M2: 618,288 km (0.034 R)
• M3: 1,100,891 km (0.103 R)
• M4: 1,584,989 km (0.088 R)
• M5: 2,510,701 km (0.101 R)
• M6: 3,310,601 km (0.082 R)
• M7: 4,854,601 km (0.118 R)
• M8: 5,662,130 km (0.081 R)
• M9: 6,287,000 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 11

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.94 AU - 2.2 AU

Year: 2020 Days

Day: 7.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,881,933 km

• M1: 137,331 km (0.106 R)
• M2: 585,077 km (0.118 R)
• M3: 1,105,827 km (0.046 R)
• M4: 2,068,939 km (0.086 R)
• M5: 2,519,827 km (0.027 R)
• M6: 3,035,790 km (0.03 R)
• M7: 4,669,847 km (0.026 R)
• M8: 5,474,384 km (0.051 R)
• M9: 6,696,300 km (0.113 R)
• M10: 7,195,209 km (0.077 R)
• M11: 7,690,677 km (0.074 R)
• M12: 8,267,826 km (0.097 R)
• M13: 9,573,965 km (0.118 R)
• M14: 10,345,142 km (0.088 R)
• M15: 11,012,946 km (0.116 R)
• M16: 11,634,675 km (0.043 R)
• M17: 12,279,592 km (0.054 R)
• M18: 12,948,294 km (0.113 R)
• M19: 13,682,520 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 13.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.64 AU - 3.44 AU

Year: 3595 Days

Day: 7.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,881,933 km

• M1: 169,794 km (0.077 R)
• M2: 793,766 km (0.099 R)
• M3: 1,394,103 km (0.053 R)
• M4: 1,870,422 km (0.089 R)
• M5: 5,089,020 km (0.102 R)
• M6: 5,701,175 km (0.12 R)
• M7: 6,726,818 km (0.04 R)
• M8: 8,692,833 km (0.093 R)
• M9: 9,648,913 km (0.069 R)
• M10: 11,060,519 km (0.107 R)
• M11: 15,403,195 km (0.103 R)
• M12: 16,918,023 km (0.063 R)
• M13: 17,385,367 km (0.07 R)
• M14: 22,475,883 km (0.081 R)
• M15: 23,041,214 km (0.066 R)
• M16: 25,094,893 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.1

Radius: 10.7

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.56 AU - 5.56 AU

Year: 7720 Days

Day: 8.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,881,933 km

• M1: 133,142 km (0.116 R)
• M2: 484,099 km (0.058 R)
• M3: 1,076,357 km (0.076 R)
• M4: 1,531,882 km (0.039 R)
• M5: 2,476,593 km (0.036 R)
• M6: 4,667,753 km (0.114 R)
• M7: 5,105,476 km (0.12 R)
• M8: 6,621,052 km (0.115 R)
• M9: 7,137,015 km (0.078 R)
• M10: 7,879,769 km (0.119 R)
• M11: 8,934,882 km (0.069 R)
• M12: 11,742,086 km (0.091 R)
• M13: 12,889,353 km (0.043 R)
• M14: 13,990,542 km (0.106 R)
• M15: 16,181,254 km (0.096 R)
• M16: 18,808,791 km (0.092 R)
• M17: 19,694,560 km (0.104 R)
• M18: 20,147,692 km (0.105 R)
• M19: 20,530,513 km (0.088 R)
• M20: 27,338,113 km (0.074 R)
• M21: 30,137,089 km (0.12 R)
• M22: 30,638,242 km (0.097 R)
• M23: 31,451,606 km (0.03 R)
• M24: 32,909,736 km (0.117 R)
• M25: 36,979,397 km (0.099 R)
• M26: 38,957,081 km (0.046 R)
• M27: 40,394,866 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 12,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit