🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.84 AU - 0.96 AU

Year: 309 Days

Day: 19.1 Hours

Environment

Temp: 123 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.75 AU - 3.73 AU

Year: 2109 Days

Day: 17.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.17 AU - 4.23 AU

Year: 2574 Days

Day: 45.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.56 AU - 4.18 AU

Year: 2753 Days

Day: 43.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.85 AU - 4.53 AU

Year: 3102 Days

Day: 44.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.5

Radius: 13.1

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.96 AU - 5.94 AU

Year: 4601 Days

Day: 12.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,464,941 km

• M1: 165,605 km (0.065 R)
• M2: 577,298 km (0.12 R)
• M3: 1,633,908 km (0.109 R)
• M4: 2,234,095 km (0.074 R)
• M5: 4,742,402 km (0.113 R)
• M6: 6,322,754 km (0.091 R)
• M7: 8,661,268 km (0.034 R)
• M8: 10,045,048 km (0.072 R)
• M9: 11,750,314 km (0.092 R)
• M10: 14,868,981 km (0.043 R)
• M11: 16,562,130 km (0.106 R)
• M12: 19,813,191 km (0.118 R)
• M13: 24,410,633 km (0.103 R)
• M14: 24,928,540 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.7

Radius: 8.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.83 AU - 8.99 AU

Year: 7295 Days

Day: 11.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,464,941 km

• M1: 117,135 km (0.102 R)
• M2: 1,275,621 km (0.117 R)
• M3: 2,492,301 km (0.091 R)
• M4: 3,216,803 km (0.111 R)
• M5: 4,480,157 km (0.071 R)
• M6: 7,132,378 km (0.091 R)
• M7: 8,649,450 km (0.096 R)
• M8: 9,392,502 km (0.103 R)
• M9: 10,965,075 km (0.104 R)
• M10: 13,525,143 km (0.12 R)
• M11: 16,779,346 km (0.106 R)
• M12: 19,198,044 km (0.114 R)
• M13: 19,792,097 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 11.5

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.46 AU - 9.74 AU

Year: 8337 Days

Day: 13 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,464,941 km

• M1: 143,614 km (0.084 R)
• M2: 696,677 km (0.116 R)
• M3: 1,258,417 km (0.117 R)
• M4: 1,679,236 km (0.108 R)
• M5: 2,556,927 km (0.097 R)
• M6: 3,045,214 km (0.059 R)
• M7: 3,499,094 km (0.077 R)
• M8: 4,129,948 km (0.053 R)
• M9: 4,544,035 km (0.11 R)
• M10: 5,955,940 km (0.118 R)
• M11: 6,486,264 km (0.12 R)
• M12: 7,723,289 km (0.097 R)
• M13: 8,268,424 km (0.112 R)
• M14: 9,020,153 km (0.118 R)
• M15: 9,720,570 km (0.082 R)
• M16: 10,761,921 km (0.077 R)
• M17: 11,389,484 km (0.111 R)
• M18: 16,080,275 km (0.108 R)
• M19: 17,040,394 km (0.116 R)
• M20: 17,534,516 km (0.04 R)
• M21: 20,464,989 km (0.115 R)
• M22: 22,338,552 km (0.109 R)
• M23: 22,845,540 km (0.091 R)
• M24: 23,446,624 km (0.073 R)
• M25: 25,313,605 km (0.046 R)
• M26: 26,896,052 km (0.054 R)
• M27: 31,086,886 km (0.106 R)
• M28: 36,039,473 km (0.083 R)
• M29: 37,562,529 km (0.107 R)
• M30: 38,400,277 km (0.119 R)
• M31: 40,113,023 km (0.09 R)
• M32: 41,748,577 km (0.097 R)
• M33: 42,389,305 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.9

Radius: 10

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.85 AU - 11.75 AU

Year: 11955 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,464,941 km

• M1: 124,765 km (0.086 R)
• M2: 530,923 km (0.097 R)
• M3: 1,081,144 km (0.071 R)
• M4: 1,432,549 km (0.091 R)
• M5: 1,891,515 km (0.1 R)
• M6: 2,356,166 km (0.078 R)
• M7: 3,021,877 km (0.116 R)
• M8: 3,758,497 km (0.045 R)
• M9: 4,469,386 km (0.054 R)
• M10: 5,021,701 km (0.082 R)
• M11: 5,618,746 km (0.075 R)
• M12: 6,019,818 km (0.12 R)
• M13: 6,475,793 km (0.07 R)
• M14: 7,819,032 km (0.116 R)
• M15: 8,709,289 km (0.114 R)
• M16: 11,519,036 km (0.088 R)
• M17: 13,717,078 km (0.116 R)
• M18: 17,552,767 km (0.038 R)
• M19: 18,704,671 km (0.062 R)
• M20: 19,525,364 km (0.086 R)
• M21: 23,561,066 km (0.093 R)
• M22: 24,254,602 km (0.041 R)
• M23: 24,961,751 km (0.105 R)
• M24: 27,260,023 km (0.102 R)
• M25: 27,736,044 km (0.089 R)
• M26: 35,559,115 km (0.034 R)
• M27: 36,586,702 km (0.081 R)
• M28: 37,751,471 km (0.053 R)
• M29: 39,423,527 km (0.118 R)
• M30: 39,910,318 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.8

Radius: 7.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 11.96 AU - 18.54 AU

Year: 21537 Days

Day: 20.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,464,941 km

• M1: 92,003 km (0.114 R)
• M2: 388,805 km (0.052 R)
• M3: 886,517 km (0.087 R)
• M4: 1,333,815 km (0.08 R)
• M5: 2,326,546 km (0.118 R)
• M6: 2,784,615 km (0.05 R)
• M7: 4,282,987 km (0.112 R)
• M8: 7,655,521 km (0.088 R)
• M9: 9,304,688 km (0.059 R)
• M10: 16,011,460 km (0.09 R)
• M11: 18,922,635 km (0.097 R)
• M12: 20,162,951 km (0.077 R)
• M13: 21,899,632 km (0.102 R)
• M14: 24,017,639 km (0.099 R)
• M15: 25,077,241 km (0.086 R)
• M16: 28,442,894 km (0.091 R)
• M17: 28,977,856 km (0.107 R)
• M18: 32,794,696 km (0.093 R)
• M19: 38,474,029 km (0.117 R)
• M20: 41,408,092 km (0.089 R)
• M21: 42,789,778 km (0.102 R)
• M22: 45,063,965 km (0.111 R)
• M23: 47,717,532 km (0.104 R)
• M24: 53,657,615 km (0.117 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 11,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit