🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 152 Days

Day: 35.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.61 AU - 0.71 AU

Year: 200 Days

Day: 35.3 Hours

Environment

Temp: 185 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.88 AU - 1.22 AU

Year: 401 Days

Day: 18.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.74 AU - 4.72 AU

Year: 3243 Days

Day: 14.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 12.4

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.34 AU - 5.64 AU

Year: 4155 Days

Day: 10.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,538,772 km

• M1: 154,235 km (0.06 R)
• M2: 566,677 km (0.07 R)
• M3: 954,434 km (0.119 R)
• M4: 1,439,880 km (0.073 R)
• M5: 4,021,789 km (0.109 R)
• M6: 4,628,109 km (0.062 R)
• M7: 5,097,847 km (0.109 R)
• M8: 5,496,375 km (0.113 R)
• M9: 6,527,703 km (0.103 R)
• M10: 7,398,512 km (0.087 R)
• M11: 7,845,810 km (0.075 R)
• M12: 8,413,235 km (0.089 R)
• M13: 13,417,134 km (0.103 R)
• M14: 13,987,551 km (0.101 R)
• M15: 15,024,563 km (0.075 R)
• M16: 15,432,965 km (0.069 R)
• M17: 16,920,866 km (0.12 R)
• M18: 17,307,277 km (0.09 R)
• M19: 17,699,672 km (0.078 R)
• M20: 19,690,820 km (0.079 R)
• M21: 20,615,035 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 11.6

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.19 AU - 7.11 AU

Year: 5685 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,538,772 km

• M1: 144,362 km (0.12 R)
• M2: 558,449 km (0.049 R)
• M3: 1,566,738 km (0.109 R)
• M4: 2,148,225 km (0.089 R)
• M5: 2,776,088 km (0.091 R)
• M6: 3,144,248 km (0.103 R)
• M7: 3,701,351 km (0.12 R)
• M8: 6,219,382 km (0.075 R)
• M9: 6,924,885 km (0.066 R)
• M10: 9,667,164 km (0.109 R)
• M11: 10,246,407 km (0.1 R)
• M12: 13,333,359 km (0.118 R)
• M13: 13,827,930 km (0.066 R)
• M14: 16,361,968 km (0.096 R)
• M15: 17,639,983 km (0.104 R)
• M16: 20,106,552 km (0.047 R)
• M17: 21,273,416 km (0.074 R)
• M18: 22,950,857 km (0.112 R)
• M19: 23,423,137 km (0.047 R)
• M20: 25,714,079 km (0.058 R)
• M21: 27,971,511 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.6

Radius: 4.5

Gravity: 34.8 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 15.96 AU - 21.28 AU

Year: 29952 Days

Day: 18.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 100,538,772 km

• M1: 55,950 km (0.074 R)
• M2: 325,824 km (0.103 R)
• M3: 532,419 km (0.071 R)
• M4: 712,983 km (0.088 R)
• M5: 1,925,923 km (0.056 R)
• M6: 2,382,047 km (0.086 R)
• M7: 2,906,986 km (0.039 R)
• M8: 3,537,242 km (0.093 R)
• M9: 9,900,537 km (0.055 R)
• M10: 10,893,119 km (0.116 R)
• M11: 11,168,528 km (0.048 R)
• M12: 11,519,485 km (0.078 R)
• M13: 12,996,913 km (0.1 R)
• M14: 16,143,555 km (0.074 R)
• M15: 16,411,634 km (0.103 R)
• M16: 20,692,976 km (0.117 R)
• M17: 26,644,578 km (0.053 R)
• M18: 29,075,842 km (0.118 R)
• M19: 30,142,325 km (0.063 R)
• M20: 33,642,916 km (0.063 R)
• M21: 36,172,017 km (0.034 R)
• M22: 43,472,692 km (0.03 R)
• M23: 43,645,179 km (0.093 R)
• M24: 45,929,688 km (0.116 R)
• M25: 46,829,070 km (0.055 R)
• M26: 53,654,623 km (0.091 R)
• M27: 59,825,535 km (0.09 R)
• M28: 60,039,011 km (0.091 R)
• M29: 60,897,852 km (0.115 R)
• M30: 63,080,934 km (0.066 R)
• M31: 75,527,477 km (0.075 R)
• M32: 76,779,761 km (0.06 R)
• M33: 78,045,808 km (0.103 R)
• M34: 79,841,580 km (0.116 R)
• M35: 87,300,231 km (0.12 R)
• M36: 90,072,579 km (0.114 R)
• M37: 91,480,594 km (0.04 R)
• M38: 100,538,745 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 12,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit