🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.68 AU - 0.78 AU

Year: 227 Days

Day: 43.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,206,575 km

• M1: 590,164 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.09 AU - 1.53 AU

Year: 545 Days

Day: 29.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 48.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.2 AU - 1.7 AU

Year: 635 Days

Day: 26.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.96 AU - 3.5 AU

Year: 2110 Days

Day: 45.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.6

Radius: 8.4

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.73 AU - 5.51 AU

Year: 4211 Days

Day: 13 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,206,575 km

• M1: 104,419 km (0.086 R)
• M2: 366,814 km (0.09 R)
• M3: 849,716 km (0.041 R)
• M4: 1,347,129 km (0.055 R)
• M5: 2,013,438 km (0.098 R)
• M6: 2,883,200 km (0.074 R)
• M7: 3,916,323 km (0.082 R)
• M8: 5,653,304 km (0.051 R)
• M9: 6,126,930 km (0.051 R)
• M10: 6,626,886 km (0.055 R)
• M11: 7,052,792 km (0.075 R)
• M12: 7,887,249 km (0.071 R)
• M13: 8,328,263 km (0.098 R)
• M14: 8,824,629 km (0.114 R)
• M15: 10,740,828 km (0.096 R)
• M16: 11,467,874 km (0.11 R)
• M17: 12,178,763 km (0.076 R)
• M18: 12,969,238 km (0.101 R)
• M19: 14,706,967 km (0.112 R)
• M20: 15,038,775 km (0.059 R)
• M21: 15,546,061 km (0.12 R)
• M22: 16,006,374 km (0.116 R)
• M23: 17,075,400 km (0.083 R)
• M24: 18,191,251 km (0.062 R)
• M25: 18,961,680 km (0.117 R)
• M26: 21,687,353 km (0.059 R)
• M27: 23,218,038 km (0.079 R)
• M28: 23,971,712 km (0.095 R)
• M29: 27,399,299 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222

Radius: 9.6

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.1 AU - 6.74 AU

Year: 5912 Days

Day: 14.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,206,575 km

• M1: 119,379 km (0.054 R)
• M2: 471,383 km (0.062 R)
• M3: 1,278,613 km (0.062 R)
• M4: 1,828,834 km (0.094 R)
• M5: 2,207,915 km (0.048 R)
• M6: 2,592,082 km (0.081 R)
• M7: 2,917,757 km (0.072 R)
• M8: 3,916,472 km (0.069 R)
• M9: 4,858,041 km (0.096 R)
• M10: 5,279,608 km (0.1 R)
• M11: 5,644,926 km (0.072 R)
• M12: 6,055,123 km (0.079 R)
• M13: 7,374,277 km (0.106 R)
• M14: 8,307,768 km (0.062 R)
• M15: 9,431,248 km (0.071 R)
• M16: 10,009,743 km (0.047 R)
• M17: 10,489,653 km (0.105 R)
• M18: 15,896,569 km (0.088 R)
• M19: 17,164,710 km (0.064 R)
• M20: 18,380,492 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75

Radius: 8.3

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.79 AU - 10.97 AU

Year: 12154 Days

Day: 8.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,206,575 km

• M1: 103,372 km (0.081 R)
• M2: 365,318 km (0.063 R)
• M3: 1,587,682 km (0.092 R)
• M4: 1,962,425 km (0.118 R)
• M5: 2,380,102 km (0.086 R)
• M6: 2,998,091 km (0.087 R)
• M7: 5,231,288 km (0.073 R)
• M8: 9,335,057 km (0.076 R)
• M9: 12,928,547 km (0.097 R)
• M10: 14,236,930 km (0.102 R)
• M11: 14,498,427 km (0.104 R)
• M12: 14,816,323 km (0.119 R)
• M13: 15,247,464 km (0.108 R)
• M14: 16,191,426 km (0.113 R)
• M15: 19,576,826 km (0.118 R)
• M16: 20,491,468 km (0.111 R)
• M17: 21,162,115 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.6

Radius: 11.8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.99 AU - 11.93 AU

Year: 14100 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,206,575 km

• M1: 146,905 km (0.079 R)
• M2: 1,133,054 km (0.037 R)
• M3: 1,528,591 km (0.118 R)
• M4: 2,319,216 km (0.065 R)
• M5: 2,713,406 km (0.029 R)
• M6: 3,821,029 km (0.118 R)
• M7: 6,789,499 km (0.115 R)
• M8: 7,520,883 km (0.086 R)
• M9: 8,259,298 km (0.066 R)
• M10: 8,762,396 km (0.062 R)
• M11: 9,679,581 km (0.092 R)
• M12: 10,928,274 km (0.086 R)
• M13: 14,255,779 km (0.097 R)
• M14: 15,592,287 km (0.07 R)
• M15: 16,220,299 km (0.105 R)
• M16: 16,648,298 km (0.078 R)
• M17: 17,977,625 km (0.104 R)
• M18: 23,010,247 km (0.077 R)
• M19: 24,378,170 km (0.106 R)
• M20: 24,751,865 km (0.117 R)
• M21: 27,678,149 km (0.099 R)
• M22: 28,290,005 km (0.11 R)
• M23: 33,744,343 km (0.094 R)
• M24: 34,442,666 km (0.045 R)
• M25: 35,868,034 km (0.073 R)
• M26: 46,249,827 km (0.105 R)
• M27: 49,163,695 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.3

Radius: 5

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 11.61 AU - 13.91 AU

Year: 16566 Days

Day: 16.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,206,575 km

• M1: 62,831 km (0.078 R)
• M2: 782,397 km (0.117 R)
• M3: 1,543,401 km (0.104 R)
• M4: 2,164,681 km (0.061 R)
• M5: 2,939,000 km (0.06 R)
• M6: 3,436,413 km (0.08 R)
• M7: 3,655,274 km (0.107 R)
• M8: 3,961,651 km (0.108 R)
• M9: 5,233,382 km (0.063 R)
• M10: 6,680,293 km (0.076 R)
• M11: 8,245,236 km (0.116 R)
• M12: 18,091,170 km (0.044 R)
• M13: 23,335,024 km (0.119 R)
• M14: 25,928,602 km (0.049 R)
• M15: 30,323,339 km (0.085 R)
• M16: 38,466,250 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.5

Radius: 6.1

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 17.49 AU - 19.85 AU

Year: 29319 Days

Day: 18.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 160.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,206,575 km

• M1: 75,846 km (0.118 R)
• M2: 303,235 km (0.079 R)
• M3: 6,043,904 km (0.055 R)
• M4: 9,217,622 km (0.046 R)
• M5: 11,815,689 km (0.092 R)
• M6: 12,499,500 km (0.104 R)
• M7: 13,209,193 km (0.088 R)
• M8: 14,476,885 km (0.094 R)
• M9: 23,720,089 km (0.04 R)
• M10: 29,483,048 km (0.12 R)
• M11: 33,758,106 km (0.11 R)
• M12: 38,428,701 km (0.111 R)
• M13: 42,241,053 km (0.108 R)
• M14: 59,813,567 km (0.106 R)
• M15: 78,083,506 km (0.115 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 15,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit