🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.55 AU - 0.79 AU

Year: 210 Days

Day: 13.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,484,507 km

• M1: 71,657 km (0.06 R)
• M2: 168,447 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.77 AU - 1.17 AU

Year: 366 Days

Day: 28.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.06 AU - 1.06 AU

Year: 418 Days

Day: 33.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.22 AU - 1.48 AU

Year: 601 Days

Day: 32 Hours

Environment

Temp: -35 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.32 AU - 1.76 AU

Year: 732 Days

Day: 34 Hours

Environment

Temp: -57 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,484,507 km

• M1: 132,843 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.3

Radius: 13

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.93 AU - 7.33 AU

Year: 5811 Days

Day: 12.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,484,507 km

• M1: 175,777 km (0.08 R)
• M2: 1,370,616 km (0.096 R)
• M3: 2,346,143 km (0.118 R)
• M4: 3,344,260 km (0.073 R)
• M5: 3,963,596 km (0.115 R)
• M6: 7,765,476 km (0.074 R)
• M7: 9,417,036 km (0.076 R)
• M8: 9,874,955 km (0.056 R)
• M9: 10,435,199 km (0.098 R)
• M10: 11,062,164 km (0.042 R)
• M11: 12,293,205 km (0.119 R)
• M12: 14,914,758 km (0.117 R)
• M13: 15,480,687 km (0.098 R)
• M14: 16,296,893 km (0.093 R)
• M15: 19,987,921 km (0.108 R)
• M16: 26,026,888 km (0.036 R)
• M17: 27,517,182 km (0.067 R)
• M18: 28,541,778 km (0.11 R)

Asteroid Belt

Center: 9.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.7

Radius: 7.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.26 AU - 13.6 AU

Year: 17802 Days

Day: 15.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,484,507 km

• M1: 97,239 km (0.088 R)
• M2: 1,925,474 km (0.077 R)
• M3: 2,427,525 km (0.119 R)
• M4: 2,973,557 km (0.098 R)
• M5: 4,710,687 km (0.038 R)
• M6: 5,715,237 km (0.058 R)
• M7: 11,430,773 km (0.118 R)
• M8: 20,104,757 km (0.063 R)
• M9: 23,760,181 km (0.092 R)
• M10: 26,048,729 km (0.084 R)
• M11: 28,202,789 km (0.03 R)
• M12: 29,990,334 km (0.074 R)
• M13: 30,375,997 km (0.09 R)
• M14: 31,453,850 km (0.091 R)
• M15: 33,893,492 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.7

Radius: 7.5

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 12.78 AU - 16.4 AU

Year: 21338 Days

Day: 20 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,484,507 km

• M1: 93,349 km (0.077 R)
• M2: 333,005 km (0.109 R)
• M3: 611,406 km (0.085 R)
• M4: 1,594,115 km (0.103 R)
• M5: 1,950,607 km (0.045 R)
• M6: 2,646,686 km (0.093 R)
• M7: 3,010,956 km (0.076 R)
• M8: 3,619,820 km (0.092 R)
• M9: 3,872,341 km (0.094 R)
• M10: 5,041,598 km (0.059 R)
• M11: 7,794,348 km (0.079 R)
• M12: 9,341,340 km (0.025 R)
• M13: 9,578,004 km (0.09 R)
• M14: 10,125,083 km (0.105 R)
• M15: 10,374,762 km (0.119 R)
• M16: 10,757,134 km (0.049 R)
• M17: 13,777,964 km (0.071 R)
• M18: 17,056,252 km (0.104 R)
• M19: 19,349,886 km (0.091 R)
• M20: 24,204,038 km (0.099 R)
• M21: 24,876,780 km (0.066 R)
• M22: 26,613,461 km (0.053 R)
• M23: 27,330,185 km (0.1 R)
• M24: 28,927,142 km (0.113 R)
• M25: 36,374,722 km (0.102 R)
• M26: 39,835,071 km (0.119 R)
• M27: 50,062,479 km (0.03 R)
• M28: 52,075,617 km (0.039 R)
• M29: 52,633,916 km (0.107 R)
• M30: 53,008,360 km (0.074 R)
• M31: 54,332,750 km (0.07 R)
• M32: 58,839,535 km (0.087 R)
• M33: 59,851,266 km (0.077 R)
• M34: 61,701,343 km (0.11 R)
• M35: 71,986,346 km (0.089 R)
• M36: 81,592,175 km (0.087 R)
• M37: 85,146,171 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 18,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit