🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.48 AU - 0.7 AU

Year: 174 Days

Day: 38 Hours

Environment

Temp: 126 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.62 AU - 1.02 AU

Year: 284 Days

Day: 31.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,875,913 km

• M1: 127,308 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.79 AU - 1.13 AU

Year: 360 Days

Day: 31.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,875,913 km

• M1: 20,794 km (0.061 R)
• M2: 130,749 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.19 AU - 1.51 AU

Year: 601 Days

Day: 29.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.25 AU - 2.59 AU

Year: 1441 Days

Day: 25.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 8.7

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.8 AU - 5.8 AU

Year: 4672 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,875,913 km

• M1: 133,591 km (0.076 R)
• M2: 493,673 km (0.117 R)
• M3: 870,660 km (0.102 R)
• M4: 1,195,137 km (0.052 R)
• M5: 1,980,676 km (0.046 R)
• M6: 2,469,711 km (0.025 R)
• M7: 3,372,385 km (0.052 R)
• M8: 5,522,256 km (0.066 R)
• M9: 8,803,386 km (0.091 R)
• M10: 12,789,421 km (0.112 R)
• M11: 14,863,596 km (0.105 R)
• M12: 15,201,537 km (0.111 R)
• M13: 17,214,077 km (0.061 R)
• M14: 20,765,680 km (0.103 R)
• M15: 21,046,775 km (0.079 R)
• M16: 23,844,853 km (0.109 R)
• M17: 28,234,354 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911

Radius: 9

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.72 AU - 8.44 AU

Year: 8794 Days

Day: 8.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,875,913 km

• M1: 112,198 km (0.042 R)
• M2: 427,551 km (0.106 R)
• M3: 1,104,930 km (0.086 R)
• M4: 1,481,468 km (0.116 R)
• M5: 2,888,136 km (0.109 R)
• M6: 3,843,768 km (0.105 R)
• M7: 6,821,364 km (0.034 R)
• M8: 7,137,015 km (0.119 R)
• M9: 7,462,391 km (0.085 R)
• M10: 12,067,611 km (0.08 R)
• M11: 13,125,418 km (0.112 R)
• M12: 18,129,317 km (0.076 R)
• M13: 18,431,355 km (0.047 R)
• M14: 19,593,731 km (0.063 R)
• M15: 21,893,050 km (0.081 R)
• M16: 25,387,357 km (0.096 R)
• M17: 25,765,540 km (0.08 R)
• M18: 26,824,993 km (0.063 R)
• M19: 27,813,087 km (0.074 R)
• M20: 28,215,056 km (0.101 R)
• M21: 28,519,039 km (0.066 R)
• M22: 32,339,619 km (0.103 R)
• M23: 33,120,221 km (0.04 R)
• M24: 33,913,239 km (0.107 R)
• M25: 35,655,306 km (0.084 R)
• M26: 36,010,601 km (0.057 R)
• M27: 38,689,899 km (0.074 R)
• M28: 41,499,048 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743

Radius: 4.7

Gravity: 33.64 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.33 AU - 17.17 AU

Year: 21690 Days

Day: 16.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,875,913 km

• M1: 58,493 km (0.114 R)
• M2: 377,585 km (0.087 R)
• M3: 642,074 km (0.086 R)
• M4: 1,558,660 km (0.114 R)
• M5: 2,284,958 km (0.047 R)
• M6: 2,635,914 km (0.104 R)
• M7: 3,386,148 km (0.07 R)
• M8: 3,563,870 km (0.094 R)
• M9: 3,873,837 km (0.094 R)
• M10: 4,035,552 km (0.095 R)
• M11: 4,235,565 km (0.087 R)
• M12: 5,741,865 km (0.107 R)
• M13: 8,952,236 km (0.044 R)
• M14: 9,700,973 km (0.108 R)
• M15: 12,405,104 km (0.035 R)
• M16: 20,580,179 km (0.11 R)
• M17: 23,020,120 km (0.067 R)
• M18: 33,339,531 km (0.106 R)
• M19: 35,407,422 km (0.097 R)
• M20: 39,796,923 km (0.056 R)
• M21: 42,916,488 km (0.046 R)
• M22: 52,876,863 km (0.077 R)
• M23: 56,831,932 km (0.04 R)
• M24: 65,324,753 km (0.086 R)
• M25: 78,866,801 km (0.102 R)
• M26: 80,315,806 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.3

Radius: 4

Gravity: 23.71 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.49 AU - 18.87 AU

Year: 22645 Days

Day: 16.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,875,913 km

• M1: 49,966 km (0.07 R)
• M2: 514,916 km (0.109 R)
• M3: 1,022,950 km (0.072 R)
• M4: 1,808,788 km (0.054 R)
• M5: 2,293,186 km (0.043 R)
• M6: 3,135,721 km (0.105 R)
• M7: 3,320,923 km (0.12 R)
• M8: 5,442,371 km (0.075 R)
• M9: 7,227,372 km (0.097 R)
• M10: 7,980,598 km (0.068 R)
• M11: 8,276,203 km (0.082 R)
• M12: 9,920,583 km (0.117 R)
• M13: 11,833,940 km (0.118 R)
• M14: 12,810,066 km (0.092 R)
• M15: 17,334,504 km (0.106 R)
• M16: 21,002,344 km (0.042 R)
• M17: 25,577,346 km (0.091 R)
• M18: 26,871,368 km (0.036 R)
• M19: 31,744,070 km (0.086 R)
• M20: 32,485,028 km (0.092 R)
• M21: 37,038,039 km (0.087 R)
• M22: 39,253,883 km (0.099 R)
• M23: 53,037,531 km (0.065 R)
• M24: 59,125,267 km (0.098 R)
• M25: 66,662,307 km (0.068 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 17,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit