🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.92 AU - 1.4 AU

Year: 452 Days

Day: 34.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,490,461 km

• M1: 375,042 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.29 AU - 1.65 AU

Year: 645 Days

Day: 26.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.86 AU - 2.3 AU

Year: 1085 Days

Day: 25.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.97 AU - 3.49 AU

Year: 2099 Days

Day: 41.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.08 AU - 5.54 AU

Year: 3815 Days

Day: 31.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 95.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,490,461 km

• M1: 3,692,075 km (0.11 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173

Radius: 8.1

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 6.64 AU - 7.86 AU

Year: 7060 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,490,461 km

• M1: 100,679 km (0.06 R)
• M2: 358,885 km (0.076 R)
• M3: 921,972 km (0.111 R)
• M4: 1,226,104 km (0.04 R)
• M5: 1,541,756 km (0.065 R)
• M6: 1,810,433 km (0.093 R)
• M7: 2,369,032 km (0.119 R)
• M8: 2,932,417 km (0.102 R)
• M9: 3,483,686 km (0.094 R)
• M10: 4,792,368 km (0.113 R)
• M11: 5,638,045 km (0.081 R)
• M12: 6,639,901 km (0.106 R)
• M13: 7,263,276 km (0.025 R)
• M14: 7,756,051 km (0.098 R)
• M15: 9,521,904 km (0.117 R)
• M16: 12,029,913 km (0.117 R)
• M17: 14,127,873 km (0.105 R)
• M18: 16,291,807 km (0.104 R)
• M19: 20,096,828 km (0.094 R)
• M20: 20,352,641 km (0.103 R)
• M21: 22,478,127 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.9

Radius: 5

Gravity: 15.44 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.65 AU - 16.63 AU

Year: 20258 Days

Day: 19.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 44,490,461 km

• M1: 62,532 km (0.104 R)
• M2: 247,285 km (0.111 R)
• M3: 482,902 km (0.096 R)
• M4: 1,482,216 km (0.112 R)
• M5: 1,704,369 km (0.05 R)
• M6: 2,730,760 km (0.119 R)
• M7: 5,419,332 km (0.117 R)
• M8: 5,793,776 km (0.061 R)
• M9: 6,346,839 km (0.069 R)
• M10: 9,120,384 km (0.084 R)
• M11: 9,812,723 km (0.033 R)
• M12: 10,712,255 km (0.11 R)
• M13: 13,739,218 km (0.092 R)
• M14: 14,719,084 km (0.039 R)
• M15: 15,080,064 km (0.049 R)
• M16: 15,373,126 km (0.096 R)
• M17: 15,669,928 km (0.119 R)
• M18: 17,371,155 km (0.042 R)
• M19: 22,438,783 km (0.037 R)
• M20: 23,992,656 km (0.036 R)
• M21: 26,455,785 km (0.073 R)
• M22: 28,077,875 km (0.044 R)
• M23: 29,536,304 km (0.089 R)
• M24: 31,638,154 km (0.043 R)
• M25: 32,481,737 km (0.068 R)
• M26: 34,592,712 km (0.041 R)
• M27: 39,223,365 km (0.071 R)
• M28: 39,638,499 km (0.059 R)
• M29: 46,222,002 km (0.119 R)
• M30: 48,568,594 km (0.057 R)
• M31: 49,529,162 km (0.111 R)
• M32: 52,822,260 km (0.089 R)
• M33: 54,522,290 km (0.056 R)
• M34: 56,258,374 km (0.078 R)
• M35: 61,873,979 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.6

Radius: 4

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 14.55 AU - 18.29 AU

Year: 24063 Days

Day: 23.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 124.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,490,461 km

• M1: 57,595 km (0.116 R)
• M2: 268,079 km (0.119 R)
• M3: 1,360,892 km (0.118 R)
• M4: 2,356,017 km (0.102 R)
• M5: 2,726,720 km (0.09 R)
• M6: 4,995,372 km (0.091 R)
• M7: 5,841,498 km (0.079 R)
• M8: 6,262,466 km (0.082 R)
• M9: 6,480,430 km (0.112 R)
• M10: 7,164,840 km (0.081 R)
• M11: 8,022,635 km (0.059 R)
• M12: 10,743,969 km (0.119 R)
• M13: 13,717,377 km (0.1 R)
• M14: 20,816,394 km (0.089 R)
• M15: 33,538,945 km (0.085 R)
• M16: 34,205,852 km (0.064 R)
• M17: 35,565,847 km (0.106 R)
• M18: 36,843,861 km (0.117 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 18,923 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit