🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.65 AU - 0.67 AU

Year: 193 Days

Day: 27.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.29 AU - 1.79 AU

Year: 688 Days

Day: 31.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.23 AU - 2.05 AU

Year: 756 Days

Day: 29.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.71 AU - 1.77 AU

Year: 826 Days

Day: 33.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.9

Radius: 11.9

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.8 AU - 9.04 AU

Year: 9588 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,901,651 km

• M1: 147,952 km (0.108 R)
• M2: 521,049 km (0.12 R)
• M3: 1,018,612 km (0.115 R)
• M4: 1,472,193 km (0.115 R)
• M5: 2,439,941 km (0.077 R)
• M6: 3,131,981 km (0.112 R)
• M7: 3,637,622 km (0.101 R)
• M8: 4,225,541 km (0.109 R)
• M9: 4,845,026 km (0.106 R)
• M10: 5,291,127 km (0.072 R)
• M11: 5,940,382 km (0.101 R)
• M12: 6,680,592 km (0.114 R)
• M13: 7,948,284 km (0.101 R)
• M14: 11,063,361 km (0.089 R)
• M15: 12,358,430 km (0.115 R)
• M16: 15,792,748 km (0.033 R)
• M17: 17,728,395 km (0.08 R)
• M18: 23,385,588 km (0.111 R)
• M19: 28,884,058 km (0.077 R)
• M20: 29,718,963 km (0.086 R)
• M21: 34,368,465 km (0.094 R)
• M22: 35,542,958 km (0.068 R)
• M23: 39,609,028 km (0.085 R)
• M24: 43,023,300 km (0.076 R)
• M25: 45,779,791 km (0.086 R)
• M26: 49,388,241 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.9

Radius: 7.2

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 12.79 AU - 19.85 AU

Year: 23727 Days

Day: 16.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,901,651 km

• M1: 89,609 km (0.112 R)
• M2: 355,594 km (0.109 R)
• M3: 584,928 km (0.027 R)
• M4: 1,149,809 km (0.06 R)
• M5: 1,451,847 km (0.047 R)
• M6: 1,956,142 km (0.111 R)
• M7: 2,642,198 km (0.073 R)
• M8: 2,911,923 km (0.072 R)
• M9: 5,945,618 km (0.097 R)
• M10: 7,271,952 km (0.087 R)
• M11: 7,510,860 km (0.063 R)
• M12: 8,259,149 km (0.045 R)
• M13: 8,892,696 km (0.059 R)
• M14: 10,078,708 km (0.054 R)
• M15: 10,925,880 km (0.112 R)
• M16: 12,830,261 km (0.089 R)
• M17: 15,022,469 km (0.114 R)
• M18: 16,863,869 km (0.11 R)
• M19: 17,198,669 km (0.12 R)
• M20: 20,892,091 km (0.088 R)
• M21: 24,012,702 km (0.047 R)
• M22: 25,849,465 km (0.103 R)
• M23: 28,245,125 km (0.072 R)
• M24: 34,002,100 km (0.119 R)
• M25: 36,732,112 km (0.073 R)
• M26: 38,438,425 km (0.111 R)
• M27: 40,494,947 km (0.109 R)
• M28: 40,794,591 km (0.104 R)
• M29: 43,245,453 km (0.071 R)
• M30: 57,171,818 km (0.052 R)
• M31: 70,082,414 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.7

Radius: 3.6

Gravity: 35.63 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 13.53 AU - 19.35 AU

Year: 23990 Days

Day: 24.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,901,651 km

• M1: 45,627 km (0.114 R)
• M2: 238,309 km (0.099 R)
• M3: 611,556 km (0.117 R)
• M4: 1,085,333 km (0.106 R)
• M5: 2,581,162 km (0.112 R)
• M6: 2,874,523 km (0.111 R)
• M7: 3,765,378 km (0.079 R)
• M8: 4,077,888 km (0.099 R)
• M9: 4,373,643 km (0.114 R)
• M10: 4,613,449 km (0.116 R)
• M11: 4,825,878 km (0.074 R)
• M12: 4,971,137 km (0.093 R)
• M13: 6,326,195 km (0.092 R)
• M14: 6,995,496 km (0.075 R)
• M15: 7,228,719 km (0.103 R)
• M16: 8,738,460 km (0.035 R)
• M17: 10,266,004 km (0.095 R)
• M18: 17,298,002 km (0.119 R)
• M19: 19,961,592 km (0.115 R)
• M20: 21,293,163 km (0.071 R)
• M21: 24,986,884 km (0.102 R)
• M22: 26,419,134 km (0.109 R)
• M23: 29,566,972 km (0.117 R)
• M24: 32,053,438 km (0.111 R)
• M25: 33,742,398 km (0.114 R)
• M26: 34,810,677 km (0.083 R)
• M27: 37,864,268 km (0.115 R)
• M28: 38,150,449 km (0.069 R)
• M29: 38,437,976 km (0.113 R)
• M30: 43,864,938 km (0.076 R)
• M31: 47,919,938 km (0.115 R)
• M32: 53,645,348 km (0.098 R)
• M33: 55,466,253 km (0.111 R)
• M34: 58,464,643 km (0.116 R)
• M35: 62,561,830 km (0.119 R)
• M36: 64,578,259 km (0.112 R)
• M37: 65,808,702 km (0.109 R)
• M38: 73,743,822 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.3

Radius: 5.9

Gravity: 20.66 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 15.97 AU - 17.51 AU

Year: 24649 Days

Day: 15.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,901,651 km

• M1: 80,932 km (0.107 R)
• M2: 404,213 km (0.047 R)
• M3: 682,615 km (0.078 R)
• M4: 1,019,210 km (0.047 R)
• M5: 1,301,352 km (0.1 R)
• M6: 1,494,932 km (0.073 R)
• M7: 4,986,097 km (0.04 R)
• M8: 5,589,575 km (0.098 R)
• M9: 5,930,658 km (0.117 R)
• M10: 6,195,446 km (0.098 R)
• M11: 8,719,611 km (0.104 R)
• M12: 10,978,240 km (0.11 R)
• M13: 11,787,415 km (0.094 R)
• M14: 13,372,853 km (0.089 R)
• M15: 17,856,899 km (0.084 R)
• M16: 21,968,896 km (0.096 R)
• M17: 24,020,182 km (0.102 R)
• M18: 27,513,891 km (0.105 R)
• M19: 29,127,603 km (0.084 R)
• M20: 32,270,654 km (0.058 R)
• M21: 34,204,805 km (0.112 R)
• M22: 35,056,915 km (0.119 R)
• M23: 45,383,057 km (0.1 R)
• M24: 47,455,437 km (0.104 R)
• M25: 53,477,948 km (0.096 R)
• M26: 61,645,094 km (0.102 R)
• M27: 63,117,735 km (0.098 R)
• M28: 63,542,743 km (0.075 R)
• M29: 65,696,503 km (0.118 R)
• M30: 71,984,999 km (0.099 R)
• M31: 72,216,727 km (0.076 R)
• M32: 72,681,677 km (0.091 R)
• M33: 75,036,347 km (0.056 R)
• M34: 77,198,635 km (0.061 R)
• M35: 77,928,523 km (0.074 R)
• M36: 84,964,111 km (0.049 R)
• M37: 86,002,469 km (0.081 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 12,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit