🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.82 AU - 1.34 AU

Year: 398 Days

Day: 30.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.02 AU - 1.16 AU

Year: 404 Days

Day: 29.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,504,536 km

• M1: 102,026 km (0.07 R)
• M2: 857,944 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.03 AU - 1.25 AU

Year: 432 Days

Day: 25.2 Hours

Environment

Temp: 33 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.72 AU - 2.74 AU

Year: 1181 Days

Day: 18.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,504,536 km

• M1: 80,035 km (0.114 R)
• M2: 734,974 km (0.109 R)

Asteroid Belt

Center: 4.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849

Radius: 12.9

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.95 AU - 6.09 AU

Year: 5240 Days

Day: 12.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,504,536 km

• M1: 160,369 km (0.118 R)
• M2: 571,015 km (0.087 R)
• M3: 1,006,794 km (0.073 R)
• M4: 1,766,601 km (0.117 R)
• M5: 2,260,125 km (0.109 R)
• M6: 3,752,363 km (0.098 R)
• M7: 5,792,729 km (0.076 R)
• M8: 6,199,336 km (0.106 R)
• M9: 6,793,987 km (0.093 R)
• M10: 7,246,970 km (0.099 R)
• M11: 10,448,813 km (0.089 R)
• M12: 12,488,131 km (0.12 R)
• M13: 13,987,251 km (0.104 R)
• M14: 14,665,378 km (0.05 R)
• M15: 15,663,346 km (0.064 R)
• M16: 16,394,580 km (0.105 R)
• M17: 17,021,395 km (0.114 R)
• M18: 18,658,295 km (0.088 R)
• M19: 21,641,127 km (0.082 R)
• M20: 22,856,759 km (0.087 R)
• M21: 26,094,506 km (0.09 R)
• M22: 26,949,308 km (0.119 R)
• M23: 27,911,223 km (0.106 R)
• M24: 29,259,548 km (0.106 R)
• M25: 33,365,411 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.9

Radius: 3

Gravity: 96.99 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 14.64 AU - 15.06 AU

Year: 20301 Days

Day: 19 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,504,536 km

• M1: 40,092 km (0.108 R)
• M2: 184,903 km (0.093 R)
• M3: 329,714 km (0.045 R)
• M4: 483,650 km (0.097 R)
• M5: 853,456 km (0.092 R)
• M6: 1,118,094 km (0.068 R)
• M7: 1,292,226 km (0.074 R)
• M8: 1,587,084 km (0.093 R)
• M9: 2,285,855 km (0.111 R)
• M10: 2,640,402 km (0.094 R)
• M11: 3,794,849 km (0.112 R)
• M12: 7,779,089 km (0.113 R)
• M13: 9,075,953 km (0.107 R)
• M14: 9,835,312 km (0.085 R)
• M15: 10,261,217 km (0.028 R)
• M16: 11,084,604 km (0.104 R)
• M17: 12,226,634 km (0.054 R)
• M18: 14,351,672 km (0.105 R)
• M19: 19,314,880 km (0.048 R)
• M20: 19,598,817 km (0.07 R)
• M21: 19,789,704 km (0.065 R)
• M22: 19,981,788 km (0.117 R)
• M23: 20,467,382 km (0.082 R)
• M24: 22,698,036 km (0.098 R)
• M25: 25,764,194 km (0.071 R)
• M26: 27,277,227 km (0.085 R)
• M27: 33,376,183 km (0.083 R)
• M28: 34,197,026 km (0.114 R)
• M29: 34,751,735 km (0.096 R)
• M30: 40,169,871 km (0.076 R)
• M31: 41,725,240 km (0.116 R)
• M32: 44,790,051 km (0.073 R)
• M33: 48,871,530 km (0.1 R)
• M34: 49,575,089 km (0.113 R)
• M35: 57,764,226 km (0.039 R)
• M36: 65,950,670 km (0.102 R)
• M37: 68,549,335 km (0.099 R)
• M38: 78,181,493 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.7

Radius: 5.2

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 15.4 AU - 20.5 AU

Year: 26980 Days

Day: 16.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,504,536 km

• M1: 68,665 km (0.045 R)
• M2: 350,358 km (0.119 R)
• M3: 697,874 km (0.044 R)
• M4: 1,210,247 km (0.115 R)
• M5: 1,654,852 km (0.103 R)
• M6: 3,645,401 km (0.079 R)
• M7: 4,770,676 km (0.085 R)
• M8: 4,984,601 km (0.101 R)
• M9: 5,547,388 km (0.1 R)
• M10: 13,836,157 km (0.053 R)
• M11: 16,832,752 km (0.09 R)
• M12: 22,047,585 km (0.044 R)
• M13: 47,602,192 km (0.074 R)
• M14: 51,650,759 km (0.088 R)
• M15: 52,697,496 km (0.03 R)
• M16: 55,194,882 km (0.117 R)
• M17: 62,369,147 km (0.09 R)
• M18: 66,178,508 km (0.104 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 12,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit