🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.51 AU - 0.63 AU

Year: 158 Days

Day: 26 Hours

Environment

Temp: 232 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.72 AU - 0.8 AU

Year: 243 Days

Day: 33.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.75 AU - 0.85 AU

Year: 263 Days

Day: 21.8 Hours

Environment

Temp: 105 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.82 AU - 0.96 AU

Year: 308 Days

Day: 19.1 Hours

Environment

Temp: 90 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,971,478 km

• M1: 390,750 km (0.089 R)
• M2: 480,508 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.77 AU - 1.25 AU

Year: 373 Days

Day: 47.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.86 AU - 2.44 AU

Year: 1157 Days

Day: 25.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.96 AU - 2.66 AU

Year: 1289 Days

Day: 26 Hours

Environment

Temp: -75 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 8.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.3 AU - 9.02 AU

Year: 8557 Days

Day: 7 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,971,478 km

• M1: 110,702 km (0.075 R)
• M2: 511,026 km (0.073 R)
• M3: 837,299 km (0.111 R)
• M4: 1,337,854 km (0.036 R)
• M5: 1,828,684 km (0.027 R)
• M6: 2,520,126 km (0.088 R)
• M7: 3,130,784 km (0.103 R)
• M8: 3,836,737 km (0.12 R)
• M9: 4,142,515 km (0.112 R)
• M10: 4,671,044 km (0.098 R)
• M11: 5,474,085 km (0.099 R)
• M12: 6,142,638 km (0.106 R)
• M13: 6,595,621 km (0.079 R)
• M14: 7,388,190 km (0.078 R)
• M15: 8,204,246 km (0.117 R)
• M16: 8,794,260 km (0.096 R)
• M17: 9,624,828 km (0.116 R)
• M18: 10,461,230 km (0.057 R)
• M19: 10,827,595 km (0.049 R)
• M20: 12,027,968 km (0.108 R)
• M21: 12,841,332 km (0.099 R)
• M22: 13,368,066 km (0.102 R)
• M23: 15,561,021 km (0.11 R)
• M24: 18,776,627 km (0.056 R)
• M25: 22,109,219 km (0.087 R)
• M26: 24,752,613 km (0.118 R)
• M27: 26,571,125 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.1

Radius: 9.6

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.56 AU - 12.36 AU

Year: 11539 Days

Day: 13.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 128.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,971,478 km

• M1: 119,379 km (0.074 R)
• M2: 804,238 km (0.106 R)
• M3: 1,216,530 km (0.058 R)
• M4: 1,707,510 km (0.108 R)
• M5: 2,199,089 km (0.09 R)
• M6: 3,540,982 km (0.111 R)
• M7: 4,146,554 km (0.104 R)
• M8: 5,296,812 km (0.111 R)
• M9: 6,345,792 km (0.12 R)
• M10: 12,528,522 km (0.093 R)
• M11: 13,867,872 km (0.077 R)
• M12: 14,966,369 km (0.107 R)
• M13: 16,402,210 km (0.091 R)
• M14: 21,681,070 km (0.096 R)
• M15: 31,347,037 km (0.108 R)
• M16: 32,447,778 km (0.076 R)
• M17: 35,548,344 km (0.094 R)
• M18: 41,145,847 km (0.089 R)
• M19: 44,910,029 km (0.062 R)
• M20: 46,591,210 km (0.041 R)
• M21: 48,168,869 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442

Radius: 5.1

Gravity: 16.99 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 14.08 AU - 17.82 AU

Year: 23384 Days

Day: 24.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,971,478 km

• M1: 63,429 km (0.102 R)
• M2: 227,389 km (0.052 R)
• M3: 620,831 km (0.112 R)
• M4: 1,451,099 km (0.117 R)
• M5: 2,031,988 km (0.095 R)
• M6: 2,214,497 km (0.026 R)
• M7: 2,589,390 km (0.08 R)
• M8: 3,189,427 km (0.056 R)
• M9: 3,352,937 km (0.1 R)
• M10: 4,799,848 km (0.036 R)
• M11: 5,581,646 km (0.092 R)
• M12: 6,359,106 km (0.097 R)
• M13: 6,662,940 km (0.1 R)
• M14: 7,022,124 km (0.106 R)
• M15: 7,730,021 km (0.113 R)
• M16: 11,607,748 km (0.06 R)
• M17: 14,961,133 km (0.097 R)
• M18: 19,993,456 km (0.096 R)
• M19: 22,887,128 km (0.105 R)
• M20: 23,703,334 km (0.089 R)
• M21: 31,316,220 km (0.092 R)
• M22: 31,565,600 km (0.083 R)
• M23: 34,795,268 km (0.098 R)
• M24: 47,414,447 km (0.085 R)
• M25: 49,241,785 km (0.097 R)
• M26: 51,982,867 km (0.118 R)
• M27: 56,098,753 km (0.12 R)
• M28: 58,707,590 km (0.074 R)
• M29: 58,896,831 km (0.089 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 18,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit