🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.79 AU - 0.87 AU

Year: 280 Days

Day: 12.1 Hours

Environment

Temp: 147 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,430,862 km

• M1: 539,151 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.26 AU - 1.5 AU

Year: 601 Days

Day: 35.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,430,862 km

• M1: 27,676 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.48 AU - 3.38 AU

Year: 1860 Days

Day: 33.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.1

Radius: 9.4

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.79 AU - 8.05 AU

Year: 8266 Days

Day: 7.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,430,862 km

• M1: 135,835 km (0.12 R)
• M2: 477,068 km (0.079 R)
• M3: 891,155 km (0.096 R)
• M4: 1,374,655 km (0.074 R)
• M5: 2,262,219 km (0.076 R)
• M6: 2,573,383 km (0.107 R)
• M7: 3,062,119 km (0.076 R)
• M8: 3,859,326 km (0.034 R)
• M9: 4,417,176 km (0.092 R)
• M10: 4,730,285 km (0.092 R)
• M11: 7,839,826 km (0.114 R)
• M12: 8,215,466 km (0.062 R)
• M13: 8,957,920 km (0.095 R)
• M14: 10,475,890 km (0.073 R)
• M15: 13,238,514 km (0.107 R)
• M16: 14,196,838 km (0.104 R)
• M17: 15,720,043 km (0.092 R)
• M18: 16,385,754 km (0.102 R)
• M19: 17,560,546 km (0.098 R)
• M20: 18,790,689 km (0.084 R)
• M21: 19,388,931 km (0.059 R)
• M22: 28,561,375 km (0.092 R)
• M23: 30,056,456 km (0.041 R)
• M24: 34,076,301 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.9

Radius: 13.5

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.46 AU - 10.22 AU

Year: 9747 Days

Day: 8.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,430,862 km

• M1: 167,998 km (0.069 R)
• M2: 885,769 km (0.059 R)
• M3: 1,438,832 km (0.119 R)
• M4: 1,942,229 km (0.062 R)
• M5: 2,439,642 km (0.087 R)
• M6: 3,002,130 km (0.034 R)
• M7: 4,235,415 km (0.075 R)
• M8: 5,532,279 km (0.115 R)
• M9: 6,511,247 km (0.059 R)
• M10: 8,273,510 km (0.05 R)
• M11: 10,194,197 km (0.087 R)
• M12: 11,109,437 km (0.109 R)
• M13: 14,244,709 km (0.084 R)
• M14: 15,388,684 km (0.094 R)
• M15: 15,888,491 km (0.102 R)
• M16: 17,723,309 km (0.072 R)
• M17: 18,203,219 km (0.085 R)
• M18: 23,003,665 km (0.108 R)
• M19: 24,324,015 km (0.112 R)
• M20: 25,781,547 km (0.068 R)
• M21: 27,478,735 km (0.098 R)
• M22: 27,937,402 km (0.093 R)
• M23: 31,094,516 km (0.11 R)
• M24: 34,908,962 km (0.057 R)
• M25: 37,319,283 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.8

Radius: 9

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.77 AU - 10.87 AU

Year: 12295 Days

Day: 10.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,430,862 km

• M1: 111,899 km (0.103 R)
• M2: 474,674 km (0.055 R)
• M3: 990,637 km (0.058 R)
• M4: 1,295,218 km (0.108 R)
• M5: 1,865,485 km (0.074 R)
• M6: 2,286,005 km (0.061 R)
• M7: 2,651,622 km (0.074 R)
• M8: 3,318,380 km (0.035 R)
• M9: 3,715,862 km (0.109 R)
• M10: 5,042,346 km (0.065 R)
• M11: 6,304,653 km (0.036 R)
• M12: 7,927,640 km (0.09 R)
• M13: 10,387,179 km (0.091 R)
• M14: 13,314,958 km (0.118 R)
• M15: 14,381,890 km (0.115 R)
• M16: 17,091,258 km (0.051 R)
• M17: 25,406,206 km (0.116 R)
• M18: 26,398,639 km (0.078 R)
• M19: 26,765,752 km (0.114 R)
• M20: 33,114,835 km (0.058 R)
• M21: 39,316,265 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.6

Radius: 7.5

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.98 AU - 14.94 AU

Year: 17303 Days

Day: 16.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,430,862 km

• M1: 93,349 km (0.039 R)
• M2: 381,026 km (0.067 R)
• M3: 690,245 km (0.106 R)
• M4: 959,521 km (0.096 R)
• M5: 1,688,212 km (0.071 R)
• M6: 2,805,858 km (0.092 R)
• M7: 4,351,952 km (0.085 R)
• M8: 5,290,529 km (0.084 R)
• M9: 5,772,084 km (0.088 R)
• M10: 6,133,662 km (0.1 R)
• M11: 6,783,067 km (0.088 R)
• M12: 11,562,569 km (0.101 R)
• M13: 13,914,248 km (0.119 R)
• M14: 14,499,026 km (0.07 R)
• M15: 14,898,003 km (0.049 R)
• M16: 16,784,283 km (0.089 R)
• M17: 17,446,852 km (0.095 R)
• M18: 19,944,837 km (0.108 R)
• M19: 23,755,095 km (0.052 R)
• M20: 27,212,601 km (0.117 R)
• M21: 27,921,844 km (0.043 R)
• M22: 29,271,516 km (0.097 R)
• M23: 34,279,305 km (0.049 R)
• M24: 35,106,282 km (0.095 R)
• M25: 37,170,134 km (0.037 R)
• M26: 42,884,922 km (0.088 R)
• M27: 45,665,797 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.9

Radius: 5.6

Gravity: 27.93 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.11 AU - 17.15 AU

Year: 22916 Days

Day: 21.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,430,862 km

• M1: 73,453 km (0.088 R)
• M2: 328,367 km (0.047 R)
• M3: 679,623 km (0.101 R)
• M4: 1,657,844 km (0.093 R)
• M5: 2,139,549 km (0.108 R)
• M6: 2,948,125 km (0.093 R)
• M7: 4,320,835 km (0.098 R)
• M8: 5,766,400 km (0.076 R)
• M9: 6,860,409 km (0.117 R)
• M10: 7,978,802 km (0.116 R)
• M11: 10,765,811 km (0.117 R)
• M12: 11,985,781 km (0.104 R)
• M13: 14,377,403 km (0.084 R)
• M14: 16,628,402 km (0.078 R)
• M15: 16,980,705 km (0.104 R)
• M16: 27,859,911 km (0.095 R)
• M17: 30,012,923 km (0.099 R)
• M18: 37,735,165 km (0.117 R)
• M19: 39,736,037 km (0.119 R)
• M20: 48,986,122 km (0.112 R)
• M21: 52,111,371 km (0.093 R)
• M22: 69,065,148 km (0.086 R)
• M23: 69,519,028 km (0.027 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 16,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit