🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.52 AU - 0.76 AU

Year: 196 Days

Day: 23.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.11 AU - 2.51 AU

Year: 1344 Days

Day: 15.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.6 AU - 3.6 AU

Year: 2615 Days

Day: 36 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.35 AU - 4.21 AU

Year: 2814 Days

Day: 42.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792

Radius: 7.5

Gravity: 14.08 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.08 AU - 15.22 AU

Year: 17227 Days

Day: 16.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,298,840 km

• M1: 93,349 km (0.067 R)
• M2: 904,768 km (0.083 R)
• M3: 1,467,555 km (0.069 R)
• M4: 1,729,800 km (0.045 R)
• M5: 2,371,575 km (0.06 R)
• M6: 3,931,432 km (0.106 R)
• M7: 4,714,278 km (0.118 R)
• M8: 5,291,277 km (0.118 R)
• M9: 5,833,868 km (0.075 R)
• M10: 6,716,795 km (0.102 R)
• M11: 7,399,859 km (0.102 R)
• M12: 8,957,173 km (0.075 R)
• M13: 9,784,150 km (0.106 R)
• M14: 11,087,895 km (0.076 R)
• M15: 11,717,104 km (0.055 R)
• M16: 13,185,257 km (0.061 R)
• M17: 14,108,126 km (0.111 R)
• M18: 14,997,785 km (0.074 R)
• M19: 18,668,169 km (0.109 R)
• M20: 21,906,663 km (0.083 R)
• M21: 22,596,459 km (0.055 R)
• M22: 27,494,443 km (0.114 R)
• M23: 28,297,036 km (0.062 R)
• M24: 29,351,551 km (0.108 R)
• M25: 29,589,412 km (0.099 R)
• M26: 39,323,895 km (0.12 R)
• M27: 40,195,601 km (0.11 R)
• M28: 44,122,546 km (0.09 R)
• M29: 44,434,906 km (0.061 R)
• M30: 46,986,298 km (0.093 R)
• M31: 55,405,067 km (0.1 R)
• M32: 61,607,994 km (0.085 R)
• M33: 62,980,853 km (0.072 R)
• M34: 63,973,734 km (0.098 R)
• M35: 68,049,977 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.9

Radius: 6.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.21 AU - 15.75 AU

Year: 21097 Days

Day: 21.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,298,840 km

• M1: 147,354 km (0.105 R)
• M2: 387,309 km (0.06 R)
• M3: 1,329,177 km (0.119 R)
• M4: 2,672,865 km (0.026 R)
• M5: 6,253,341 km (0.117 R)
• M6: 11,196,952 km (0.092 R)
• M7: 15,499,686 km (0.048 R)
• M8: 17,037,851 km (0.094 R)
• M9: 19,604,651 km (0.106 R)
• M10: 20,714,967 km (0.089 R)
• M11: 23,962,587 km (0.066 R)
• M12: 28,456,507 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.7

Radius: 4.5

Gravity: 16.82 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 18.74 AU - 19.04 AU

Year: 31435 Days

Day: 23 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,298,840 km

• M1: 85,121 km (0.064 R)
• M2: 294,109 km (0.119 R)
• M3: 641,476 km (0.096 R)
• M4: 946,955 km (0.107 R)
• M5: 1,298,210 km (0.055 R)
• M6: 1,470,846 km (0.118 R)
• M7: 1,981,274 km (0.093 R)
• M8: 2,146,729 km (0.119 R)
• M9: 3,488,174 km (0.062 R)
• M10: 4,595,647 km (0.116 R)
• M11: 5,587,181 km (0.1 R)
• M12: 7,477,201 km (0.109 R)
• M13: 10,922,739 km (0.044 R)
• M14: 11,975,908 km (0.094 R)
• M15: 15,945,936 km (0.059 R)
• M16: 16,110,943 km (0.114 R)
• M17: 20,323,170 km (0.088 R)
• M18: 21,205,648 km (0.098 R)
• M19: 22,628,623 km (0.078 R)
• M20: 23,151,916 km (0.099 R)
• M21: 36,516,691 km (0.095 R)
• M22: 37,526,775 km (0.07 R)
• M23: 39,602,446 km (0.084 R)
• M24: 40,822,417 km (0.119 R)
• M25: 42,067,071 km (0.108 R)
• M26: 51,316,558 km (0.103 R)
• M27: 53,131,928 km (0.053 R)
• M28: 62,036,143 km (0.116 R)
• M29: 69,881,055 km (0.11 R)
• M30: 71,435,975 km (0.079 R)
• M31: 72,560,652 km (0.11 R)
• M32: 73,013,784 km (0.086 R)
• M33: 80,523,148 km (0.095 R)
• M34: 81,252,438 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.8

Radius: 5.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.56 AU - 23.36 AU

Year: 31610 Days

Day: 15.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,298,840 km

• M1: 80,035 km (0.079 R)
• M2: 290,220 km (0.083 R)
• M3: 522,545 km (0.117 R)
• M4: 1,733,690 km (0.103 R)
• M5: 3,803,675 km (0.072 R)
• M6: 6,743,573 km (0.098 R)
• M7: 9,241,558 km (0.088 R)
• M8: 11,154,316 km (0.029 R)
• M9: 15,235,197 km (0.111 R)
• M10: 18,043,598 km (0.099 R)
• M11: 18,775,430 km (0.098 R)
• M12: 20,211,570 km (0.115 R)
• M13: 28,830,651 km (0.029 R)
• M14: 29,271,965 km (0.111 R)
• M15: 43,536,272 km (0.094 R)
• M16: 49,107,595 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 15,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit