🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.63 AU - 0.77 AU

Year: 208 Days

Day: 48 Hours

Environment

Temp: 201 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 103,964,949 km

• M1: 167,849 km (0.084 R)
• M2: 398,080 km (0.081 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.01 AU - 1.61 AU

Year: 532 Days

Day: 14.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 103,964,949 km

• M1: 25,581 km (0.072 R)
• M2: 416,181 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.19 AU - 1.43 AU

Year: 532 Days

Day: 20.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,964,949 km

• M1: 292,613 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.49 AU - 2.15 AU

Year: 871 Days

Day: 25.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,964,949 km

• M1: 565,480 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.56 AU - 5.18 AU

Year: 3813 Days

Day: 36.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,964,949 km

• M1: 465,997 km (0.051 R)
• M2: 1,630,318 km (0.099 R)

Asteroid Belt

Center: 7.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.5

Radius: 12

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.38 AU - 10.36 AU

Year: 10175 Days

Day: 9.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,964,949 km

• M1: 149,299 km (0.091 R)
• M2: 684,560 km (0.101 R)
• M3: 1,111,363 km (0.095 R)
• M4: 1,677,142 km (0.079 R)
• M5: 2,302,311 km (0.115 R)
• M6: 3,762,536 km (0.037 R)
• M7: 4,431,837 km (0.065 R)
• M8: 5,666,468 km (0.102 R)
• M9: 6,885,840 km (0.116 R)
• M10: 7,598,525 km (0.079 R)
• M11: 11,376,170 km (0.116 R)
• M12: 13,127,961 km (0.053 R)
• M13: 15,053,286 km (0.097 R)
• M14: 16,391,139 km (0.113 R)
• M15: 22,885,183 km (0.074 R)
• M16: 26,506,948 km (0.093 R)
• M17: 26,888,871 km (0.11 R)
• M18: 32,630,437 km (0.08 R)
• M19: 35,670,116 km (0.083 R)
• M20: 36,605,851 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.2

Radius: 8.9

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.97 AU - 11.77 AU

Year: 12714 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,964,949 km

• M1: 113,246 km (0.1 R)
• M2: 453,282 km (0.065 R)
• M3: 803,191 km (0.059 R)
• M4: 1,289,384 km (0.111 R)
• M5: 1,620,295 km (0.113 R)
• M6: 1,916,798 km (0.083 R)
• M7: 2,812,141 km (0.106 R)
• M8: 4,038,245 km (0.076 R)
• M9: 4,728,340 km (0.074 R)
• M10: 5,160,977 km (0.038 R)
• M11: 5,588,378 km (0.066 R)
• M12: 6,725,322 km (0.113 R)
• M13: 8,375,386 km (0.111 R)
• M14: 9,140,430 km (0.036 R)
• M15: 11,871,638 km (0.042 R)
• M16: 14,320,855 km (0.071 R)
• M17: 14,619,003 km (0.09 R)
• M18: 15,663,645 km (0.112 R)
• M19: 18,108,373 km (0.098 R)
• M20: 18,387,074 km (0.119 R)
• M21: 21,179,169 km (0.074 R)
• M22: 22,037,412 km (0.062 R)
• M23: 27,772,545 km (0.088 R)
• M24: 30,047,630 km (0.053 R)
• M25: 34,429,651 km (0.116 R)
• M26: 35,724,570 km (0.106 R)
• M27: 38,182,463 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.3

Radius: 3.9

Gravity: 54 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 17.23 AU - 20.59 AU

Year: 29173 Days

Day: 24.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,964,949 km

• M1: 48,769 km (0.068 R)
• M2: 186,848 km (0.097 R)
• M3: 1,095,804 km (0.116 R)
• M4: 1,539,661 km (0.041 R)
• M5: 1,874,910 km (0.082 R)
• M6: 2,093,921 km (0.048 R)
• M7: 2,716,249 km (0.119 R)
• M8: 4,658,478 km (0.089 R)
• M9: 5,019,009 km (0.115 R)
• M10: 5,269,585 km (0.12 R)
• M11: 10,700,287 km (0.111 R)
• M12: 14,325,343 km (0.099 R)
• M13: 15,258,085 km (0.112 R)
• M14: 17,337,645 km (0.069 R)
• M15: 17,813,366 km (0.108 R)
• M16: 18,592,771 km (0.109 R)
• M17: 27,035,028 km (0.067 R)
• M18: 27,803,512 km (0.066 R)
• M19: 29,250,273 km (0.054 R)
• M20: 31,865,842 km (0.117 R)
• M21: 39,977,488 km (0.082 R)
• M22: 40,807,008 km (0.075 R)
• M23: 44,063,903 km (0.118 R)
• M24: 45,665,348 km (0.109 R)
• M25: 47,674,897 km (0.075 R)
• M26: 50,124,861 km (0.109 R)
• M27: 50,509,028 km (0.049 R)
• M28: 56,510,296 km (0.096 R)
• M29: 64,091,767 km (0.1 R)
• M30: 67,538,203 km (0.102 R)
• M31: 69,188,118 km (0.086 R)
• M32: 71,834,654 km (0.043 R)
• M33: 73,059,711 km (0.094 R)
• M34: 75,551,413 km (0.107 R)
• M35: 79,133,982 km (0.113 R)
• M36: 82,560,522 km (0.099 R)
• M37: 87,188,930 km (0.085 R)
• M38: 89,707,710 km (0.097 R)
• M39: 99,964,738 km (0.079 R)
• M40: 100,573,302 km (0.107 R)
• M41: 103,964,985 km (0.07 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 17,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit