🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.54 AU - 0.8 AU

Year: 200 Days

Day: 39 Hours

Environment

Temp: 205 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.66 AU - 0.9 AU

Year: 252 Days

Day: 38.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 43.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.79 AU - 1.23 AU

Year: 371 Days

Day: 31.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 74.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.81 AU - 1.27 AU

Year: 387 Days

Day: 45.7 Hours

Environment

Temp: 22 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.53 AU - 3.59 AU

Year: 2453 Days

Day: 45.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 137.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.43 AU - 3.79 AU

Year: 2505 Days

Day: 21.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.3

Radius: 8.1

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.52 AU - 6.02 AU

Year: 5062 Days

Day: 8.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 113,577,113 km

• M1: 100,829 km (0.105 R)
• M2: 358,736 km (0.089 R)
• M3: 672,442 km (0.085 R)
• M4: 931,696 km (0.109 R)
• M5: 2,093,622 km (0.036 R)
• M6: 3,191,970 km (0.049 R)
• M7: 3,822,974 km (0.094 R)
• M8: 4,674,485 km (0.061 R)
• M9: 5,331,070 km (0.094 R)
• M10: 7,391,332 km (0.103 R)
• M11: 7,986,731 km (0.053 R)
• M12: 8,955,078 km (0.071 R)
• M13: 10,135,705 km (0.101 R)
• M14: 10,411,563 km (0.057 R)
• M15: 13,577,503 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.7

Radius: 8.7

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.31 AU - 7.79 AU

Year: 7577 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 113,577,113 km

• M1: 108,458 km (0.09 R)
• M2: 468,092 km (0.101 R)
• M3: 863,329 km (0.093 R)
• M4: 1,527,095 km (0.078 R)
• M5: 1,862,942 km (0.117 R)
• M6: 3,029,506 km (0.046 R)
• M7: 3,312,097 km (0.105 R)
• M8: 4,241,100 km (0.076 R)
• M9: 5,089,768 km (0.103 R)
• M10: 6,149,520 km (0.113 R)
• M11: 6,896,462 km (0.091 R)
• M12: 7,662,702 km (0.083 R)
• M13: 8,570,013 km (0.113 R)
• M14: 9,547,187 km (0.081 R)
• M15: 9,873,160 km (0.101 R)
• M16: 10,206,614 km (0.105 R)
• M17: 10,547,547 km (0.104 R)
• M18: 10,845,846 km (0.1 R)
• M19: 11,668,784 km (0.111 R)
• M20: 14,086,584 km (0.054 R)
• M21: 15,700,297 km (0.099 R)
• M22: 16,286,571 km (0.108 R)
• M23: 17,090,958 km (0.028 R)
• M24: 18,778,572 km (0.115 R)
• M25: 27,199,885 km (0.04 R)
• M26: 30,687,460 km (0.077 R)
• M27: 37,719,308 km (0.091 R)
• M28: 39,841,055 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.8

Radius: 3.1

Gravity: 32.76 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 14.56 AU - 20.86 AU

Year: 27222 Days

Day: 21.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 113,577,113 km

• M1: 38,596 km (0.119 R)
• M2: 281,842 km (0.082 R)
• M3: 405,261 km (0.115 R)
• M4: 870,510 km (0.111 R)
• M5: 1,760,318 km (0.092 R)
• M6: 1,870,123 km (0.082 R)
• M7: 2,004,163 km (0.079 R)
• M8: 4,056,346 km (0.051 R)
• M9: 10,290,538 km (0.065 R)
• M10: 11,578,277 km (0.065 R)
• M11: 23,205,323 km (0.116 R)
• M12: 25,726,795 km (0.116 R)
• M13: 31,553,781 km (0.085 R)
• M14: 32,943,994 km (0.119 R)
• M15: 43,990,899 km (0.095 R)
• M16: 57,269,057 km (0.053 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.8

Radius: 5.1

Gravity: 35.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 15.3 AU - 23.82 AU

Year: 31597 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 113,577,113 km

• M1: 166,951 km (0.095 R)
• M2: 423,960 km (0.082 R)
• M3: 829,819 km (0.116 R)
• M4: 1,027,139 km (0.076 R)
• M5: 1,339,200 km (0.073 R)
• M6: 2,297,674 km (0.106 R)
• M7: 3,544,273 km (0.079 R)
• M8: 4,255,012 km (0.099 R)
• M9: 4,564,381 km (0.115 R)
• M10: 6,049,439 km (0.087 R)
• M11: 7,166,037 km (0.105 R)
• M12: 7,660,159 km (0.081 R)
• M13: 10,201,827 km (0.117 R)
• M14: 13,013,519 km (0.063 R)
• M15: 14,337,909 km (0.092 R)
• M16: 14,595,965 km (0.101 R)
• M17: 15,121,203 km (0.106 R)
• M18: 15,478,144 km (0.052 R)
• M19: 15,840,919 km (0.081 R)
• M20: 21,869,414 km (0.113 R)
• M21: 26,083,137 km (0.066 R)
• M22: 27,776,734 km (0.073 R)
• M23: 28,043,617 km (0.088 R)
• M24: 29,681,115 km (0.031 R)
• M25: 31,381,295 km (0.032 R)
• M26: 34,051,467 km (0.087 R)
• M27: 36,548,854 km (0.104 R)
• M28: 40,008,455 km (0.048 R)
• M29: 44,222,178 km (0.065 R)
• M30: 46,061,932 km (0.091 R)
• M31: 53,724,635 km (0.103 R)
• M32: 56,030,087 km (0.086 R)
• M33: 57,099,562 km (0.102 R)
• M34: 59,943,568 km (0.082 R)
• M35: 62,651,289 km (0.077 R)
• M36: 64,035,219 km (0.088 R)
• M37: 75,848,364 km (0.117 R)
• M38: 92,255,361 km (0.107 R)
• M39: 94,949,170 km (0.064 R)
• M40: 102,070,478 km (0.112 R)
• M41: 103,344,154 km (0.094 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 12,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit