🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.82 AU - 0.88 AU

Year: 289 Days

Day: 29.8 Hours

Environment

Temp: 136 °C

Axial Tilt: 156.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.84 AU - 1.14 AU

Year: 363 Days

Day: 22.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.83 AU - 1.91 AU

Year: 943 Days

Day: 34.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.64 AU - 2.2 AU

Year: 982 Days

Day: 47.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.65 AU - 4.27 AU

Year: 2375 Days

Day: 12.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 13.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.65 AU - 5.77 AU

Year: 4388 Days

Day: 11.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,005,527 km

• M1: 167,550 km (0.097 R)
• M2: 1,287,589 km (0.087 R)
• M3: 2,173,657 km (0.095 R)
• M4: 2,728,067 km (0.111 R)
• M5: 3,376,274 km (0.084 R)
• M6: 3,800,534 km (0.062 R)
• M7: 5,374,004 km (0.085 R)
• M8: 6,704,079 km (0.053 R)
• M9: 7,480,043 km (0.11 R)
• M10: 8,460,059 km (0.106 R)
• M11: 8,905,561 km (0.056 R)
• M12: 10,254,036 km (0.08 R)
• M13: 12,669,294 km (0.085 R)
• M14: 14,740,776 km (0.12 R)
• M15: 18,535,775 km (0.11 R)
• M16: 20,926,049 km (0.037 R)
• M17: 23,442,585 km (0.065 R)
• M18: 25,611,604 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752

Radius: 8.3

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.74 AU - 6.38 AU

Year: 5504 Days

Day: 9.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,005,527 km

• M1: 116,088 km (0.051 R)
• M2: 380,128 km (0.062 R)
• M3: 733,329 km (0.081 R)
• M4: 1,208,452 km (0.085 R)
• M5: 1,522,607 km (0.088 R)
• M6: 2,351,679 km (0.113 R)
• M7: 3,367,897 km (0.119 R)
• M8: 4,598,938 km (0.09 R)
• M9: 10,060,457 km (0.049 R)
• M10: 13,847,826 km (0.111 R)
• M11: 15,513,898 km (0.101 R)
• M12: 17,502,652 km (0.06 R)
• M13: 18,025,197 km (0.093 R)
• M14: 19,101,703 km (0.107 R)
• M15: 20,650,789 km (0.096 R)
• M16: 25,133,789 km (0.114 R)
• M17: 28,757,797 km (0.086 R)
• M18: 30,318,701 km (0.101 R)
• M19: 31,262,963 km (0.095 R)
• M20: 32,129,284 km (0.109 R)
• M21: 32,715,708 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 9.3

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 10.04 AU - 11.08 AU

Year: 12661 Days

Day: 8.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 103.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,005,527 km

• M1: 115,938 km (0.037 R)
• M2: 600,486 km (0.032 R)
• M3: 949,198 km (0.118 R)
• M4: 1,522,757 km (0.057 R)
• M5: 2,858,067 km (0.066 R)
• M6: 3,250,463 km (0.082 R)
• M7: 4,648,455 km (0.119 R)
• M8: 5,894,605 km (0.11 R)
• M9: 7,085,554 km (0.103 R)
• M10: 7,485,728 km (0.063 R)
• M11: 8,138,423 km (0.059 R)
• M12: 9,826,935 km (0.043 R)
• M13: 11,193,361 km (0.085 R)
• M14: 12,812,160 km (0.095 R)
• M15: 14,020,612 km (0.03 R)
• M16: 16,277,296 km (0.043 R)
• M17: 16,975,319 km (0.114 R)
• M18: 19,968,623 km (0.064 R)
• M19: 22,149,162 km (0.082 R)
• M20: 22,622,639 km (0.08 R)
• M21: 24,283,026 km (0.082 R)
• M22: 24,989,876 km (0.039 R)
• M23: 25,814,309 km (0.09 R)
• M24: 29,750,379 km (0.102 R)
• M25: 34,069,120 km (0.115 R)
• M26: 35,210,701 km (0.071 R)
• M27: 35,596,813 km (0.058 R)
• M28: 49,821,626 km (0.117 R)
• M29: 56,928,572 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107

Radius: 4.4

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 10.92 AU - 15.5 AU

Year: 17715 Days

Day: 17.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,005,527 km

• M1: 83,176 km (0.106 R)
• M2: 616,493 km (0.075 R)
• M3: 1,189,901 km (0.115 R)
• M4: 2,345,395 km (0.114 R)
• M5: 2,870,783 km (0.051 R)
• M6: 5,002,104 km (0.103 R)
• M7: 6,333,525 km (0.088 R)
• M8: 9,224,205 km (0.106 R)
• M9: 14,258,472 km (0.058 R)
• M10: 19,595,227 km (0.058 R)
• M11: 24,734,961 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.6

Radius: 4.7

Gravity: 19.13 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.52 AU - 20.42 AU

Year: 26941 Days

Day: 24.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,005,527 km

• M1: 60,438 km (0.081 R)
• M2: 212,579 km (0.09 R)
• M3: 446,250 km (0.076 R)
• M4: 994,227 km (0.06 R)
• M5: 1,291,927 km (0.119 R)
• M6: 1,462,170 km (0.115 R)
• M7: 1,754,633 km (0.099 R)
• M8: 1,924,726 km (0.084 R)
• M9: 2,105,889 km (0.055 R)
• M10: 2,254,590 km (0.067 R)
• M11: 4,025,080 km (0.067 R)
• M12: 5,073,313 km (0.088 R)
• M13: 6,829,442 km (0.107 R)
• M14: 7,944,993 km (0.116 R)
• M15: 9,926,866 km (0.051 R)
• M16: 11,679,255 km (0.11 R)
• M17: 11,945,390 km (0.063 R)
• M18: 12,147,646 km (0.119 R)
• M19: 12,420,812 km (0.088 R)
• M20: 16,437,964 km (0.117 R)
• M21: 24,016,143 km (0.074 R)
• M22: 25,768,383 km (0.081 R)
• M23: 28,076,379 km (0.028 R)
• M24: 28,553,895 km (0.06 R)
• M25: 36,949,477 km (0.047 R)
• M26: 37,235,508 km (0.078 R)
• M27: 38,540,750 km (0.038 R)
• M28: 38,982,512 km (0.103 R)
• M29: 41,088,701 km (0.089 R)
• M30: 42,638,834 km (0.112 R)
• M31: 46,351,105 km (0.114 R)
• M32: 50,800,595 km (0.083 R)
• M33: 52,045,398 km (0.093 R)
• M34: 52,404,732 km (0.101 R)
• M35: 54,780,945 km (0.08 R)
• M36: 58,575,345 km (0.047 R)
• M37: 62,541,335 km (0.089 R)
• M38: 69,905,739 km (0.036 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 11,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit