🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.73 AU - 0.75 AU

Year: 237 Days

Day: 36.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,376,365 km

• M1: 117,584 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.86 AU - 1.06 AU

Year: 351 Days

Day: 14.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.49 AU - 1.81 AU

Year: 790 Days

Day: 37.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 89.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.23 AU - 4.13 AU

Year: 2632 Days

Day: 12.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,376,365 km

• M1: 557,252 km (0.079 R)
• M2: 1,632,113 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.29 AU - 4.17 AU

Year: 2685 Days

Day: 39.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.1

Radius: 8.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.9 AU - 10.98 AU

Year: 10812 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,376,365 km

• M1: 105,915 km (0.085 R)
• M2: 425,606 km (0.069 R)
• M3: 916,736 km (0.067 R)
• M4: 3,670,683 km (0.101 R)
• M5: 4,375,887 km (0.074 R)
• M6: 4,687,051 km (0.082 R)
• M7: 5,221,115 km (0.098 R)
• M8: 6,053,627 km (0.082 R)
• M9: 6,971,859 km (0.116 R)
• M10: 8,373,142 km (0.073 R)
• M11: 9,044,238 km (0.062 R)
• M12: 9,710,398 km (0.043 R)
• M13: 10,493,243 km (0.08 R)
• M14: 11,096,572 km (0.109 R)
• M15: 11,406,688 km (0.073 R)
• M16: 12,325,069 km (0.12 R)
• M17: 12,609,904 km (0.083 R)
• M18: 13,692,394 km (0.115 R)
• M19: 14,517,725 km (0.072 R)
• M20: 24,082,265 km (0.091 R)
• M21: 24,528,067 km (0.044 R)
• M22: 25,589,763 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 12.4

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.52 AU - 12.34 AU

Year: 14405 Days

Day: 9.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,376,365 km

• M1: 154,235 km (0.112 R)
• M2: 810,372 km (0.063 R)
• M3: 1,753,736 km (0.064 R)
• M4: 2,785,961 km (0.049 R)
• M5: 3,828,359 km (0.091 R)
• M6: 4,504,242 km (0.03 R)
• M7: 7,375,773 km (0.079 R)
• M8: 7,888,146 km (0.067 R)
• M9: 10,639,401 km (0.112 R)
• M10: 11,663,248 km (0.099 R)
• M11: 13,906,319 km (0.105 R)
• M12: 14,330,130 km (0.053 R)
• M13: 14,982,077 km (0.052 R)
• M14: 17,057,149 km (0.107 R)
• M15: 25,565,528 km (0.069 R)
• M16: 27,619,208 km (0.086 R)
• M17: 30,842,743 km (0.106 R)
• M18: 33,419,267 km (0.102 R)
• M19: 35,607,584 km (0.11 R)
• M20: 38,164,661 km (0.092 R)
• M21: 39,277,071 km (0.1 R)
• M22: 44,552,041 km (0.102 R)
• M23: 49,621,464 km (0.085 R)
• M24: 51,617,698 km (0.074 R)
• M25: 56,661,989 km (0.076 R)
• M26: 58,109,199 km (0.082 R)
• M27: 62,983,247 km (0.103 R)
• M28: 64,340,548 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.6

Radius: 3.5

Gravity: 72.78 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 11.31 AU - 13.39 AU

Year: 16179 Days

Day: 17.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 56,376,365 km

• M1: 43,533 km (0.102 R)
• M2: 205,547 km (0.103 R)
• M3: 391,498 km (0.111 R)
• M4: 561,740 km (0.105 R)
• M5: 955,332 km (0.09 R)
• M6: 1,542,653 km (0.12 R)
• M7: 1,912,908 km (0.092 R)
• M8: 2,587,146 km (0.085 R)
• M9: 4,656,832 km (0.105 R)
• M10: 5,422,324 km (0.081 R)
• M11: 5,538,113 km (0.102 R)
• M12: 6,268,001 km (0.081 R)
• M13: 7,244,426 km (0.044 R)
• M14: 7,385,048 km (0.107 R)
• M15: 9,217,024 km (0.09 R)
• M16: 9,326,978 km (0.041 R)
• M17: 10,414,705 km (0.09 R)
• M18: 13,392,899 km (0.089 R)
• M19: 16,566,468 km (0.106 R)
• M20: 18,939,689 km (0.1 R)
• M21: 20,299,683 km (0.115 R)
• M22: 20,485,932 km (0.118 R)
• M23: 20,956,119 km (0.071 R)
• M24: 21,626,616 km (0.09 R)
• M25: 22,509,393 km (0.075 R)
• M26: 24,874,236 km (0.102 R)
• M27: 26,613,611 km (0.074 R)
• M28: 26,836,512 km (0.036 R)
• M29: 26,948,411 km (0.045 R)
• M30: 28,665,346 km (0.099 R)
• M31: 38,209,839 km (0.114 R)
• M32: 40,079,514 km (0.073 R)
• M33: 40,814,488 km (0.047 R)
• M34: 44,155,607 km (0.119 R)
• M35: 47,674,448 km (0.072 R)
• M36: 47,838,706 km (0.096 R)
• M37: 70,837,135 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.8

Radius: 3.8

Gravity: 27.96 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 11.82 AU - 13.32 AU

Year: 16613 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,376,365 km

• M1: 48,619 km (0.055 R)
• M2: 518,506 km (0.06 R)
• M3: 1,645,427 km (0.086 R)
• M4: 1,980,975 km (0.074 R)
• M5: 2,741,531 km (0.118 R)
• M6: 4,813,012 km (0.088 R)
• M7: 5,565,938 km (0.047 R)
• M8: 6,796,830 km (0.106 R)
• M9: 7,741,241 km (0.115 R)
• M10: 9,266,541 km (0.042 R)
• M11: 10,589,136 km (0.112 R)
• M12: 10,980,933 km (0.098 R)
• M13: 12,645,209 km (0.032 R)
• M14: 12,895,935 km (0.028 R)
• M15: 13,342,634 km (0.066 R)
• M16: 13,998,471 km (0.098 R)
• M17: 14,606,886 km (0.034 R)
• M18: 14,952,457 km (0.077 R)
• M19: 15,516,590 km (0.054 R)
• M20: 16,463,545 km (0.119 R)
• M21: 17,680,972 km (0.116 R)
• M22: 19,617,666 km (0.084 R)
• M23: 20,723,494 km (0.082 R)
• M24: 24,385,949 km (0.102 R)
• M25: 25,364,618 km (0.088 R)
• M26: 25,964,206 km (0.109 R)
• M27: 26,573,219 km (0.109 R)
• M28: 29,104,565 km (0.03 R)
• M29: 29,872,152 km (0.034 R)
• M30: 33,553,157 km (0.088 R)
• M31: 35,378,101 km (0.084 R)
• M32: 37,783,336 km (0.073 R)
• M33: 38,042,739 km (0.117 R)
• M34: 40,295,383 km (0.039 R)
• M35: 48,037,971 km (0.09 R)
• M36: 56,207,510 km (0.053 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: 247 - 12,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit