🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.52 AU - 0.66 AU

Year: 159 Days

Day: 39.2 Hours

Environment

Temp: 233 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.8 AU - 1.02 AU

Year: 305 Days

Day: 46.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.97 AU - 1.57 AU

Year: 503 Days

Day: 33.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,756,599 km

• M1: 341,981 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.92 AU - 3.7 AU

Year: 2117 Days

Day: 30.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 152.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.9

Radius: 9.5

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.55 AU - 6.07 AU

Year: 4922 Days

Day: 14.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,756,599 km

• M1: 118,182 km (0.054 R)
• M2: 616,792 km (0.111 R)
• M3: 1,183,020 km (0.068 R)
• M4: 2,481,978 km (0.048 R)
• M5: 4,836,499 km (0.107 R)
• M6: 5,893,857 km (0.074 R)
• M7: 7,742,438 km (0.05 R)
• M8: 9,446,956 km (0.109 R)
• M9: 11,047,504 km (0.113 R)
• M10: 11,561,073 km (0.108 R)
• M11: 13,678,631 km (0.118 R)
• M12: 16,645,755 km (0.069 R)
• M13: 17,321,040 km (0.111 R)
• M14: 19,211,059 km (0.118 R)
• M15: 20,206,035 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.1

Radius: 14.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.29 AU - 7.15 AU

Year: 6123 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,756,599 km

• M1: 182,360 km (0.116 R)
• M2: 655,538 km (0.057 R)
• M3: 1,122,283 km (0.115 R)
• M4: 1,592,320 km (0.104 R)
• M5: 2,777,584 km (0.097 R)
• M6: 3,422,949 km (0.113 R)
• M7: 4,946,005 km (0.098 R)
• M8: 5,794,075 km (0.049 R)
• M9: 6,795,633 km (0.066 R)
• M10: 7,338,224 km (0.114 R)
• M11: 7,942,450 km (0.097 R)
• M12: 8,893,294 km (0.099 R)
• M13: 10,071,527 km (0.111 R)
• M14: 11,560,923 km (0.106 R)
• M15: 12,204,942 km (0.091 R)
• M16: 13,192,737 km (0.081 R)
• M17: 15,276,935 km (0.092 R)
• M18: 16,964,548 km (0.057 R)
• M19: 17,853,608 km (0.12 R)
• M20: 18,773,486 km (0.086 R)
• M21: 20,958,811 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.7

Radius: 10.9

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.8 AU - 10.08 AU

Year: 10194 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,756,599 km

• M1: 135,536 km (0.107 R)
• M2: 635,342 km (0.074 R)
• M3: 1,005,298 km (0.084 R)
• M4: 1,566,140 km (0.093 R)
• M5: 2,384,590 km (0.087 R)
• M6: 2,879,759 km (0.115 R)
• M7: 3,368,346 km (0.051 R)
• M8: 3,939,211 km (0.118 R)
• M9: 4,726,994 km (0.075 R)
• M10: 6,119,899 km (0.059 R)
• M11: 8,580,485 km (0.109 R)
• M12: 11,925,344 km (0.099 R)
• M13: 14,607,933 km (0.091 R)
• M14: 15,912,426 km (0.09 R)
• M15: 19,229,310 km (0.103 R)
• M16: 20,710,030 km (0.102 R)
• M17: 23,620,008 km (0.084 R)
• M18: 24,083,462 km (0.11 R)
• M19: 24,458,653 km (0.096 R)
• M20: 25,220,705 km (0.11 R)
• M21: 25,900,328 km (0.079 R)
• M22: 26,592,218 km (0.082 R)
• M23: 28,636,922 km (0.109 R)
• M24: 39,016,920 km (0.12 R)
• M25: 40,188,570 km (0.119 R)
• M26: 41,249,518 km (0.083 R)
• M27: 42,329,017 km (0.095 R)
• M28: 52,277,574 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.6

Radius: 3.4

Gravity: 23.41 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 20.34 AU - 20.34 AU

Year: 32241 Days

Day: 19.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,756,599 km

• M1: 51,910 km (0.096 R)
• M2: 399,576 km (0.032 R)
• M3: 783,594 km (0.107 R)
• M4: 1,000,211 km (0.07 R)
• M5: 1,344,436 km (0.077 R)
• M6: 1,690,456 km (0.103 R)
• M7: 1,818,213 km (0.044 R)
• M8: 2,155,257 km (0.094 R)
• M9: 2,261,920 km (0.074 R)
• M10: 2,724,626 km (0.054 R)
• M11: 2,849,540 km (0.04 R)
• M12: 3,137,965 km (0.118 R)
• M13: 6,227,161 km (0.086 R)
• M14: 9,403,273 km (0.083 R)
• M15: 9,981,020 km (0.099 R)
• M16: 12,529,121 km (0.03 R)
• M17: 13,086,074 km (0.108 R)
• M18: 16,612,544 km (0.113 R)
• M19: 33,189,036 km (0.09 R)
• M20: 40,210,412 km (0.114 R)
• M21: 50,908,155 km (0.08 R)
• M22: 51,083,335 km (0.093 R)
• M23: 54,488,930 km (0.08 R)
• M24: 60,561,407 km (0.067 R)
• M25: 60,758,128 km (0.026 R)
• M26: 62,547,618 km (0.044 R)
• M27: 62,950,036 km (0.111 R)
• M28: 74,930,133 km (0.117 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 14,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit