🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.82 AU - 1.32 AU

Year: 421 Days

Day: 31.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.08 AU - 1.78 AU

Year: 651 Days

Day: 34.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.69 AU - 2.45 AU

Year: 1134 Days

Day: 43.6 Hours

Environment

Temp: -78 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.93 AU - 2.89 AU

Year: 1425 Days

Day: 36 Hours

Environment

Temp: -101 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.84 AU - 3.72 AU

Year: 2262 Days

Day: 44.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,034,108 km

• M1: 45,927 km (0.081 R)
• M2: 2,779,977 km (0.105 R)

Asteroid Belt

Center: 8.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145

Radius: 5.8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 11.58 AU - 14.5 AU

Year: 17931 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 101,034,108 km

• M1: 72,106 km (0.093 R)
• M2: 424,260 km (0.103 R)
• M3: 864,376 km (0.053 R)
• M4: 1,464,414 km (0.041 R)
• M5: 3,015,743 km (0.067 R)
• M6: 4,358,983 km (0.083 R)
• M7: 5,990,497 km (0.052 R)
• M8: 11,054,385 km (0.043 R)
• M9: 11,738,496 km (0.09 R)
• M10: 15,979,745 km (0.088 R)
• M11: 17,617,094 km (0.078 R)
• M12: 21,542,093 km (0.042 R)
• M13: 25,739,361 km (0.062 R)
• M14: 26,658,041 km (0.082 R)
• M15: 37,896,581 km (0.095 R)
• M16: 38,606,573 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486

Radius: 7.2

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.57 AU - 17.73 AU

Year: 27045 Days

Day: 16.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 101,034,108 km

• M1: 90,058 km (0.037 R)
• M2: 704,157 km (0.107 R)
• M3: 1,338,751 km (0.094 R)
• M4: 2,239,480 km (0.104 R)
• M5: 2,755,294 km (0.118 R)
• M6: 3,206,032 km (0.116 R)
• M7: 4,496,164 km (0.112 R)
• M8: 4,894,394 km (0.099 R)
• M9: 6,866,093 km (0.11 R)
• M10: 7,394,623 km (0.036 R)
• M11: 8,696,274 km (0.067 R)
• M12: 9,488,395 km (0.092 R)
• M13: 9,723,413 km (0.116 R)
• M14: 13,070,516 km (0.056 R)
• M15: 14,647,726 km (0.11 R)
• M16: 18,998,331 km (0.109 R)
• M17: 22,645,826 km (0.114 R)
• M18: 31,289,442 km (0.117 R)
• M19: 32,603,809 km (0.098 R)
• M20: 40,190,066 km (0.064 R)
• M21: 41,585,216 km (0.086 R)
• M22: 43,495,282 km (0.074 R)
• M23: 45,963,946 km (0.089 R)
• M24: 46,468,689 km (0.109 R)
• M25: 56,774,636 km (0.096 R)
• M26: 64,011,433 km (0.118 R)
• M27: 64,851,575 km (0.07 R)
• M28: 69,162,836 km (0.046 R)
• M29: 73,891,325 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.9

Radius: 4.4

Gravity: 33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.9 AU - 22.22 AU

Year: 31687 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 101,034,108 km

• M1: 58,044 km (0.112 R)
• M2: 251,923 km (0.104 R)
• M3: 416,331 km (0.11 R)
• M4: 568,622 km (0.085 R)
• M5: 1,912,758 km (0.069 R)
• M6: 2,441,886 km (0.08 R)
• M7: 4,094,045 km (0.112 R)
• M8: 5,252,980 km (0.114 R)
• M9: 5,817,263 km (0.028 R)
• M10: 7,751,862 km (0.112 R)
• M11: 11,646,344 km (0.101 R)
• M12: 11,789,958 km (0.108 R)
• M13: 14,918,648 km (0.068 R)
• M14: 16,401,163 km (0.077 R)
• M15: 17,224,400 km (0.115 R)
• M16: 27,277,377 km (0.039 R)
• M17: 32,369,538 km (0.096 R)
• M18: 33,227,333 km (0.076 R)
• M19: 38,060,092 km (0.081 R)
• M20: 43,513,084 km (0.053 R)
• M21: 49,089,045 km (0.043 R)
• M22: 51,756,226 km (0.095 R)
• M23: 60,549,140 km (0.09 R)
• M24: 61,850,043 km (0.033 R)
• M25: 64,507,649 km (0.117 R)
• M26: 72,691,550 km (0.079 R)
• M27: 82,066,699 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 15,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit