🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.83 AU - 1.29 AU

Year: 385 Days

Day: 38.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,040,246 km

• M1: 29,321 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.31 AU - 1.55 AU

Year: 604 Days

Day: 29.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.31 AU - 1.93 AU

Year: 728 Days

Day: 28.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,040,246 km

• M1: 508,782 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.2

Radius: 12.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.41 AU - 6.59 AU

Year: 4555 Days

Day: 10.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,040,246 km

• M1: 167,250 km (0.081 R)
• M2: 886,068 km (0.026 R)
• M3: 1,951,654 km (0.116 R)
• M4: 2,517,134 km (0.09 R)
• M5: 3,152,177 km (0.109 R)
• M6: 3,980,799 km (0.038 R)
• M7: 4,794,761 km (0.106 R)
• M8: 5,517,917 km (0.104 R)
• M9: 6,159,692 km (0.12 R)
• M10: 6,850,834 km (0.059 R)
• M11: 9,398,337 km (0.08 R)
• M12: 10,488,157 km (0.033 R)
• M13: 12,620,076 km (0.081 R)
• M14: 13,119,284 km (0.119 R)
• M15: 13,892,855 km (0.072 R)
• M16: 15,305,657 km (0.111 R)
• M17: 16,163,003 km (0.118 R)
• M18: 18,161,929 km (0.071 R)
• M19: 19,385,042 km (0.067 R)
• M20: 21,567,824 km (0.102 R)
• M21: 27,152,313 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775

Radius: 14.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.52 AU - 9.72 AU

Year: 9725 Days

Day: 13.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,040,246 km

• M1: 176,974 km (0.097 R)
• M2: 755,619 km (0.094 R)
• M3: 1,660,237 km (0.107 R)
• M4: 2,362,150 km (0.091 R)
• M5: 2,814,983 km (0.112 R)
• M6: 3,373,881 km (0.115 R)
• M7: 3,821,627 km (0.058 R)
• M8: 5,119,987 km (0.105 R)
• M9: 7,245,324 km (0.1 R)
• M10: 8,215,616 km (0.119 R)
• M11: 8,987,242 km (0.113 R)
• M12: 11,047,952 km (0.081 R)
• M13: 11,762,581 km (0.096 R)
• M14: 14,413,156 km (0.06 R)
• M15: 15,200,191 km (0.066 R)
• M16: 16,717,562 km (0.056 R)
• M17: 19,652,523 km (0.114 R)
• M18: 20,950,434 km (0.107 R)
• M19: 25,945,656 km (0.097 R)
• M20: 28,108,393 km (0.103 R)
• M21: 30,070,818 km (0.08 R)
• M22: 33,466,390 km (0.111 R)
• M23: 34,382,677 km (0.082 R)
• M24: 37,109,996 km (0.096 R)
• M25: 37,721,402 km (0.093 R)
• M26: 42,059,292 km (0.094 R)
• M27: 43,802,257 km (0.074 R)
• M28: 46,435,777 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.9

Radius: 4.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.17 AU - 19.81 AU

Year: 24728 Days

Day: 16.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,040,246 km

• M1: 60,886 km (0.081 R)
• M2: 219,161 km (0.115 R)
• M3: 1,118,394 km (0.055 R)
• M4: 1,292,526 km (0.085 R)
• M5: 2,330,436 km (0.076 R)
• M6: 2,946,330 km (0.092 R)
• M7: 3,110,888 km (0.064 R)
• M8: 3,641,362 km (0.053 R)
• M9: 4,282,089 km (0.095 R)
• M10: 5,440,426 km (0.063 R)
• M11: 7,528,662 km (0.118 R)
• M12: 8,603,374 km (0.109 R)
• M13: 9,026,137 km (0.03 R)
• M14: 12,596,141 km (0.099 R)
• M15: 13,872,809 km (0.091 R)
• M16: 18,632,415 km (0.051 R)
• M17: 20,507,475 km (0.078 R)
• M18: 22,983,319 km (0.075 R)
• M19: 25,307,173 km (0.074 R)
• M20: 29,362,172 km (0.104 R)
• M21: 35,306,893 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.3

Radius: 6.2

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 13.81 AU - 22.81 AU

Year: 27665 Days

Day: 22.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,040,246 km

• M1: 330,611 km (0.097 R)
• M2: 914,941 km (0.1 R)
• M3: 2,269,699 km (0.111 R)
• M4: 2,699,942 km (0.112 R)
• M5: 4,533,115 km (0.052 R)
• M6: 11,294,041 km (0.085 R)
• M7: 13,195,131 km (0.104 R)
• M8: 17,889,213 km (0.119 R)
• M9: 19,073,280 km (0.111 R)
• M10: 20,681,906 km (0.083 R)
• M11: 24,585,662 km (0.117 R)
• M12: 25,611,455 km (0.102 R)
• M13: 26,754,682 km (0.106 R)
• M14: 27,203,326 km (0.092 R)
• M15: 30,778,116 km (0.108 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 11,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit