🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.92 AU - 1.14 AU

Year: 402 Days

Day: 41.5 Hours

Environment

Temp: -12 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,213,599 km

• M1: 108,309 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.89 AU - 1.33 AU

Year: 450 Days

Day: 20.8 Hours

Environment

Temp: -19 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.6 AU - 1.86 AU

Year: 876 Days

Day: 34.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.78 AU - 2.32 AU

Year: 1130 Days

Day: 37.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.51 AU - 2.61 AU

Year: 1577 Days

Day: 21.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.3

Radius: 12.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.88 AU - 6.08 AU

Year: 5630 Days

Day: 9.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,213,599 km

• M1: 151,842 km (0.075 R)
• M2: 659,427 km (0.092 R)
• M3: 1,097,600 km (0.036 R)
• M4: 1,698,983 km (0.115 R)
• M5: 2,254,590 km (0.102 R)
• M6: 3,551,005 km (0.117 R)
• M7: 4,012,963 km (0.098 R)
• M8: 4,982,058 km (0.086 R)
• M9: 6,611,777 km (0.116 R)
• M10: 7,616,476 km (0.05 R)
• M11: 9,645,772 km (0.107 R)
• M12: 11,556,286 km (0.086 R)
• M13: 14,480,475 km (0.108 R)
• M14: 15,446,130 km (0.094 R)
• M15: 17,865,875 km (0.09 R)
• M16: 19,039,620 km (0.074 R)
• M17: 20,862,171 km (0.1 R)
• M18: 21,954,236 km (0.082 R)
• M19: 22,514,480 km (0.067 R)
• M20: 23,228,211 km (0.085 R)
• M21: 25,613,549 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.1

Radius: 9.3

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.13 AU - 7.31 AU

Year: 5972 Days

Day: 6.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,213,599 km

• M1: 116,238 km (0.04 R)
• M2: 428,000 km (0.11 R)
• M3: 722,558 km (0.061 R)
• M4: 1,291,179 km (0.094 R)
• M5: 1,710,951 km (0.079 R)
• M6: 2,191,908 km (0.111 R)
• M7: 2,794,339 km (0.103 R)
• M8: 4,773,518 km (0.092 R)
• M9: 12,641,768 km (0.087 R)
• M10: 13,261,702 km (0.07 R)
• M11: 15,564,611 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.3

Radius: 4.1

Gravity: 46.72 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 15.31 AU - 15.47 AU

Year: 23245 Days

Day: 15.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 46,213,599 km

• M1: 51,013 km (0.084 R)
• M2: 313,707 km (0.1 R)
• M3: 446,250 km (0.119 R)
• M4: 754,871 km (0.109 R)
• M5: 913,145 km (0.098 R)
• M6: 1,163,871 km (0.113 R)
• M7: 1,475,783 km (0.11 R)
• M8: 2,003,115 km (0.119 R)
• M9: 2,196,695 km (0.054 R)
• M10: 2,498,434 km (0.103 R)
• M11: 2,646,686 km (0.081 R)
• M12: 3,823,123 km (0.057 R)
• M13: 5,310,126 km (0.093 R)
• M14: 5,938,886 km (0.107 R)
• M15: 6,757,186 km (0.108 R)
• M16: 7,144,046 km (0.106 R)
• M17: 7,699,802 km (0.105 R)
• M18: 10,593,025 km (0.098 R)
• M19: 11,653,076 km (0.12 R)
• M20: 14,059,058 km (0.101 R)
• M21: 18,212,194 km (0.104 R)
• M22: 23,222,526 km (0.118 R)
• M23: 24,548,412 km (0.11 R)
• M24: 27,714,502 km (0.101 R)
• M25: 28,827,510 km (0.052 R)
• M26: 33,995,967 km (0.104 R)
• M27: 34,842,242 km (0.112 R)
• M28: 36,723,734 km (0.107 R)
• M29: 41,162,752 km (0.071 R)
• M30: 41,801,834 km (0.1 R)
• M31: 42,123,768 km (0.09 R)
• M32: 53,133,573 km (0.08 R)
• M33: 54,463,648 km (0.084 R)
• M34: 56,992,600 km (0.031 R)
• M35: 57,786,217 km (0.118 R)
• M36: 65,696,204 km (0.076 R)
• M37: 80,347,520 km (0.119 R)
• M38: 81,595,615 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.4

Radius: 6

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 13.81 AU - 17.75 AU

Year: 24134 Days

Day: 20.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,213,599 km

• M1: 74,649 km (0.073 R)
• M2: 371,452 km (0.115 R)
• M3: 600,187 km (0.115 R)
• M4: 830,717 km (0.093 R)
• M5: 1,840,503 km (0.105 R)
• M6: 2,728,216 km (0.099 R)
• M7: 2,918,206 km (0.058 R)
• M8: 3,139,611 km (0.034 R)
• M9: 4,420,767 km (0.107 R)
• M10: 4,834,405 km (0.057 R)
• M11: 6,943,585 km (0.116 R)
• M12: 9,030,475 km (0.105 R)
• M13: 10,444,624 km (0.105 R)
• M14: 12,513,114 km (0.12 R)
• M15: 12,980,906 km (0.094 R)
• M16: 16,518,597 km (0.1 R)
• M17: 28,011,603 km (0.056 R)
• M18: 32,164,589 km (0.102 R)
• M19: 32,820,875 km (0.109 R)
• M20: 33,822,134 km (0.111 R)
• M21: 35,535,927 km (0.093 R)
• M22: 41,794,952 km (0.055 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 16,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit