🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.73 AU - 0.77 AU

Year: 233 Days

Day: 19.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,338,569 km

• M1: 364,271 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.96 AU - 1.04 AU

Year: 358 Days

Day: 28.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.13 AU - 1.61 AU

Year: 574 Days

Day: 31.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,338,569 km

• M1: 14,361 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.4 AU - 1.96 AU

Year: 780 Days

Day: 46.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,338,569 km

• M1: 616,044 km (0.083 R)
• M2: 665,711 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.81 AU - 2.03 AU

Year: 953 Days

Day: 26.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.36 AU - 3.96 AU

Year: 2508 Days

Day: 15.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.6

Radius: 11.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.18 AU - 6.22 AU

Year: 5529 Days

Day: 14.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,338,569 km

• M1: 148,102 km (0.105 R)
• M2: 803,191 km (0.071 R)
• M3: 1,796,970 km (0.09 R)
• M4: 2,391,771 km (0.072 R)
• M5: 3,954,620 km (0.088 R)
• M6: 4,340,732 km (0.093 R)
• M7: 6,177,046 km (0.048 R)
• M8: 6,732,652 km (0.116 R)
• M9: 7,109,788 km (0.095 R)
• M10: 8,483,695 km (0.117 R)
• M11: 9,422,571 km (0.113 R)
• M12: 11,029,701 km (0.118 R)
• M13: 12,812,459 km (0.06 R)
• M14: 17,642,077 km (0.093 R)
• M15: 18,762,565 km (0.064 R)
• M16: 20,854,841 km (0.085 R)
• M17: 23,409,224 km (0.096 R)
• M18: 24,438,757 km (0.098 R)
• M19: 26,503,208 km (0.067 R)
• M20: 31,449,960 km (0.108 R)
• M21: 31,928,075 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128

Radius: 8.1

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.01 AU - 13.81 AU

Year: 15658 Days

Day: 13.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,338,569 km

• M1: 101,128 km (0.035 R)
• M2: 391,198 km (0.045 R)
• M3: 711,787 km (0.091 R)
• M4: 2,075,222 km (0.107 R)
• M5: 2,337,467 km (0.113 R)
• M6: 2,830,841 km (0.093 R)
• M7: 3,304,467 km (0.087 R)
• M8: 6,817,923 km (0.099 R)
• M9: 7,554,094 km (0.056 R)
• M10: 8,301,635 km (0.111 R)
• M11: 11,535,043 km (0.118 R)
• M12: 13,068,272 km (0.034 R)
• M13: 15,771,655 km (0.072 R)
• M14: 17,055,504 km (0.058 R)
• M15: 17,994,829 km (0.114 R)
• M16: 20,792,758 km (0.075 R)
• M17: 22,255,675 km (0.11 R)
• M18: 23,295,231 km (0.115 R)
• M19: 23,703,483 km (0.065 R)
• M20: 24,872,292 km (0.107 R)
• M21: 28,983,241 km (0.09 R)
• M22: 33,733,123 km (0.106 R)
• M23: 36,510,707 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735

Radius: 4.1

Gravity: 43.72 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.34 AU - 17.42 AU

Year: 20558 Days

Day: 23.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,338,569 km

• M1: 51,013 km (0.074 R)
• M2: 213,327 km (0.12 R)
• M3: 413,638 km (0.103 R)
• M4: 544,985 km (0.049 R)
• M5: 724,054 km (0.075 R)
• M6: 1,476,980 km (0.089 R)
• M7: 2,128,179 km (0.097 R)
• M8: 3,250,463 km (0.119 R)
• M9: 3,479,646 km (0.085 R)
• M10: 5,087,375 km (0.036 R)
• M11: 5,925,272 km (0.072 R)
• M12: 6,354,918 km (0.1 R)
• M13: 7,421,550 km (0.094 R)
• M14: 8,602,177 km (0.095 R)
• M15: 9,493,780 km (0.111 R)
• M16: 10,818,020 km (0.097 R)
• M17: 15,762,230 km (0.073 R)
• M18: 16,417,918 km (0.113 R)
• M19: 18,136,348 km (0.119 R)
• M20: 19,971,166 km (0.098 R)
• M21: 24,111,886 km (0.118 R)
• M22: 27,715,549 km (0.117 R)
• M23: 29,644,912 km (0.09 R)
• M24: 29,892,198 km (0.12 R)
• M25: 32,441,495 km (0.064 R)
• M26: 33,366,758 km (0.11 R)
• M27: 34,038,452 km (0.118 R)
• M28: 35,826,895 km (0.036 R)
• M29: 40,342,507 km (0.049 R)
• M30: 42,972,736 km (0.072 R)
• M31: 46,376,836 km (0.045 R)
• M32: 47,889,270 km (0.071 R)
• M33: 61,791,251 km (0.057 R)
• M34: 62,194,866 km (0.106 R)
• M35: 70,199,549 km (0.07 R)
• M36: 73,313,578 km (0.088 R)
• M37: 75,593,300 km (0.093 R)
• M38: 77,217,035 km (0.117 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 15,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit