🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.41 AU - 0.67 AU

Year: 168 Days

Day: 47 Hours

Environment

Temp: 95 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,694,739 km

• M1: 146,307 km (0.078 R)
• M2: 348,563 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.65 AU - 0.81 AU

Year: 265 Days

Day: 42.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.46 AU - 2.1 AU

Year: 1008 Days

Day: 21.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.3 AU - 3.28 AU

Year: 1979 Days

Day: 36 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661

Radius: 14.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.46 AU - 9.04 AU

Year: 8289 Days

Day: 9.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,694,739 km

• M1: 341,981 km (0.046 R)
• M2: 835,953 km (0.05 R)
• M3: 1,324,091 km (0.057 R)
• M4: 2,962,935 km (0.071 R)
• M5: 4,046,622 km (0.104 R)
• M6: 5,256,121 km (0.119 R)
• M7: 7,064,161 km (0.101 R)
• M8: 9,077,599 km (0.093 R)
• M9: 10,534,682 km (0.069 R)
• M10: 15,646,740 km (0.111 R)
• M11: 17,179,221 km (0.104 R)
• M12: 20,696,716 km (0.083 R)
• M13: 21,807,031 km (0.074 R)
• M14: 25,109,703 km (0.084 R)
• M15: 25,555,954 km (0.101 R)
• M16: 28,153,870 km (0.104 R)
• M17: 30,516,769 km (0.078 R)
• M18: 32,059,123 km (0.045 R)
• M19: 32,584,660 km (0.041 R)
• M20: 38,043,337 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.2

Radius: 11.5

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.71 AU - 10.55 AU

Year: 12689 Days

Day: 13.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,694,739 km

• M1: 190,588 km (0.113 R)
• M2: 799,451 km (0.109 R)
• M3: 1,428,360 km (0.081 R)
• M4: 2,643,245 km (0.088 R)
• M5: 3,213,213 km (0.081 R)
• M6: 3,732,168 km (0.119 R)
• M7: 5,261,507 km (0.075 R)
• M8: 5,877,850 km (0.116 R)
• M9: 6,773,941 km (0.048 R)
• M10: 7,975,661 km (0.067 R)
• M11: 8,466,940 km (0.103 R)
• M12: 10,321,355 km (0.097 R)
• M13: 13,278,606 km (0.05 R)
• M14: 15,085,000 km (0.107 R)
• M15: 17,866,773 km (0.12 R)
• M16: 18,787,249 km (0.108 R)
• M17: 19,259,230 km (0.106 R)
• M18: 20,063,468 km (0.047 R)
• M19: 21,738,964 km (0.059 R)
• M20: 22,610,821 km (0.07 R)
• M21: 24,238,745 km (0.086 R)
• M22: 24,610,944 km (0.049 R)
• M23: 24,986,884 km (0.083 R)
• M24: 27,123,440 km (0.034 R)
• M25: 29,802,439 km (0.085 R)
• M26: 30,987,254 km (0.04 R)
• M27: 34,612,609 km (0.081 R)
• M28: 35,203,371 km (0.091 R)
• M29: 36,042,017 km (0.094 R)
• M30: 42,964,359 km (0.106 R)
• M31: 44,893,872 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.7

Radius: 6.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 13.7 AU - 14.12 AU

Year: 22027 Days

Day: 18.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,694,739 km

• M1: 97,388 km (0.1 R)
• M2: 481,855 km (0.105 R)
• M3: 1,611,618 km (0.073 R)
• M4: 1,875,509 km (0.095 R)
• M5: 2,358,261 km (0.103 R)
• M6: 2,808,700 km (0.076 R)
• M7: 3,568,059 km (0.054 R)
• M8: 4,209,684 km (0.076 R)
• M9: 5,006,592 km (0.109 R)
• M10: 6,761,076 km (0.082 R)
• M11: 13,753,729 km (0.093 R)
• M12: 15,315,381 km (0.097 R)
• M13: 15,606,199 km (0.104 R)
• M14: 15,900,758 km (0.111 R)
• M15: 18,522,610 km (0.083 R)
• M16: 22,150,957 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.6

Radius: 7.8

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 11.69 AU - 17.43 AU

Year: 23589 Days

Day: 16 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,694,739 km

• M1: 100,231 km (0.115 R)
• M2: 771,626 km (0.113 R)
• M3: 1,215,782 km (0.054 R)
• M4: 1,726,958 km (0.088 R)
• M5: 2,021,965 km (0.048 R)
• M6: 2,282,265 km (0.081 R)
• M7: 4,038,095 km (0.06 R)
• M8: 5,249,988 km (0.094 R)
• M9: 5,745,605 km (0.067 R)
• M10: 6,362,996 km (0.046 R)
• M11: 6,975,001 km (0.093 R)
• M12: 8,370,898 km (0.064 R)
• M13: 9,638,890 km (0.098 R)
• M14: 13,360,735 km (0.072 R)
• M15: 16,171,380 km (0.092 R)
• M16: 16,689,886 km (0.112 R)
• M17: 18,311,976 km (0.071 R)
• M18: 21,971,439 km (0.093 R)
• M19: 22,822,202 km (0.12 R)
• M20: 24,930,635 km (0.051 R)
• M21: 26,684,371 km (0.072 R)
• M22: 27,530,197 km (0.12 R)
• M23: 30,305,237 km (0.042 R)
• M24: 35,095,511 km (0.087 R)
• M25: 37,594,394 km (0.059 R)
• M26: 37,895,983 km (0.094 R)
• M27: 38,810,475 km (0.079 R)
• M28: 40,683,440 km (0.063 R)
• M29: 41,965,045 km (0.077 R)
• M30: 44,104,594 km (0.112 R)
• M31: 51,885,329 km (0.067 R)
• M32: 57,285,213 km (0.117 R)
• M33: 67,392,943 km (0.099 R)
• M34: 75,230,226 km (0.099 R)
• M35: 78,135,117 km (0.049 R)
• M36: 83,910,493 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 17,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit