🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.83 AU - 1.17 AU

Year: 385 Days

Day: 24.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.11 AU - 1.51 AU

Year: 577 Days

Day: 39 Hours

Environment

Temp: -42 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.26 AU - 1.42 AU

Year: 597 Days

Day: 46.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.06 AU - 1.7 AU

Year: 624 Days

Day: 17.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,889,113 km

• M1: 99,632 km (0.076 R)
• M2: 432,487 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.18 AU - 3.44 AU

Year: 2319 Days

Day: 24.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.71 AU - 3.77 AU

Year: 2785 Days

Day: 36.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,889,113 km

• M1: 1,698,085 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 11.1

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 7.83 AU - 9.61 AU

Year: 9914 Days

Day: 8.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,889,113 km

• M1: 138,079 km (0.103 R)
• M2: 569,968 km (0.08 R)
• M3: 1,077,853 km (0.066 R)
• M4: 1,495,530 km (0.085 R)
• M5: 2,892,774 km (0.09 R)
• M6: 3,642,409 km (0.106 R)
• M7: 4,320,686 km (0.099 R)
• M8: 5,428,907 km (0.026 R)
• M9: 9,889,616 km (0.094 R)
• M10: 11,155,663 km (0.109 R)
• M11: 11,855,332 km (0.11 R)
• M12: 13,164,463 km (0.105 R)
• M13: 14,504,710 km (0.081 R)
• M14: 22,596,908 km (0.052 R)
• M15: 24,873,339 km (0.096 R)
• M16: 25,880,880 km (0.088 R)
• M17: 26,630,665 km (0.113 R)
• M18: 31,436,646 km (0.12 R)
• M19: 32,182,691 km (0.114 R)
• M20: 36,791,352 km (0.051 R)
• M21: 40,806,559 km (0.117 R)
• M22: 41,312,200 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.5

Radius: 12.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.58 AU - 11.34 AU

Year: 13025 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,889,113 km

• M1: 160,369 km (0.076 R)
• M2: 628,760 km (0.077 R)
• M3: 1,471,145 km (0.075 R)
• M4: 2,566,501 km (0.045 R)
• M5: 3,042,372 km (0.04 R)
• M6: 3,528,116 km (0.091 R)
• M7: 4,174,229 km (0.109 R)
• M8: 4,687,200 km (0.068 R)
• M9: 5,436,835 km (0.106 R)
• M10: 9,353,906 km (0.084 R)
• M11: 11,120,657 km (0.118 R)
• M12: 13,040,895 km (0.103 R)
• M13: 17,968,200 km (0.097 R)
• M14: 19,643,846 km (0.095 R)
• M15: 21,008,179 km (0.063 R)
• M16: 22,263,754 km (0.062 R)
• M17: 31,726,417 km (0.091 R)
• M18: 35,434,350 km (0.09 R)
• M19: 37,091,146 km (0.102 R)
• M20: 40,558,975 km (0.114 R)
• M21: 41,329,254 km (0.069 R)
• M22: 43,031,678 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192

Radius: 5.3

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.17 AU - 14.49 AU

Year: 17693 Days

Day: 17.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,889,113 km

• M1: 65,973 km (0.109 R)
• M2: 287,078 km (0.087 R)
• M3: 466,446 km (0.061 R)
• M4: 938,128 km (0.114 R)
• M5: 1,183,469 km (0.072 R)
• M6: 2,349,584 km (0.078 R)
• M7: 3,201,095 km (0.115 R)
• M8: 3,786,023 km (0.101 R)
• M9: 3,969,280 km (0.103 R)
• M10: 4,382,320 km (0.081 R)
• M11: 5,070,470 km (0.026 R)
• M12: 6,471,903 km (0.086 R)
• M13: 7,606,902 km (0.118 R)
• M14: 7,857,329 km (0.055 R)
• M15: 9,286,886 km (0.115 R)
• M16: 10,314,175 km (0.108 R)
• M17: 10,881,450 km (0.092 R)
• M18: 11,688,381 km (0.082 R)
• M19: 12,304,874 km (0.079 R)
• M20: 15,716,004 km (0.119 R)
• M21: 18,484,463 km (0.066 R)
• M22: 20,260,638 km (0.087 R)
• M23: 21,067,270 km (0.049 R)
• M24: 25,609,659 km (0.112 R)
• M25: 29,211,976 km (0.101 R)
• M26: 30,974,838 km (0.078 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: 219 - 12,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit