🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.49 AU - 0.53 AU

Year: 139 Days

Day: 35.8 Hours

Environment

Temp: 186 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.49 AU - 0.69 AU

Year: 173 Days

Day: 26.6 Hours

Environment

Temp: 172 °C

Axial Tilt: 16.9 °

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: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.76 AU - 0.84 AU

Year: 272 Days

Day: 14.3 Hours

Environment

Temp: 90 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.79 AU - 0.91 AU

Year: 298 Days

Day: 45.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.15 AU - 1.65 AU

Year: 631 Days

Day: 38.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.19 AU - 2.49 AU

Year: 1363 Days

Day: 23.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.5 AU - 3.82 AU

Year: 2139 Days

Day: 30.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.62 AU - 3.72 AU

Year: 2149 Days

Day: 36.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.9

Radius: 8.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.36 AU - 6.74 AU

Year: 6383 Days

Day: 8.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 23,571,093 km

• M1: 158,125 km (0.037 R)
• M2: 238,758 km (0.098 R)
• M3: 312,660 km (0.104 R)
• M4: 429,944 km (0.05 R)
• M5: 651,499 km (0.096 R)
• M6: 1,061,696 km (0.104 R)
• M7: 1,542,354 km (0.08 R)
• M8: 1,612,216 km (0.052 R)
• M9: 1,711,699 km (0.099 R)
• M10: 2,614,522 km (0.108 R)
• M11: 2,817,526 km (0.066 R)
• M12: 2,938,252 km (0.104 R)
• M13: 3,008,114 km (0.107 R)
• M14: 3,167,286 km (0.119 R)
• M15: 3,347,402 km (0.09 R)
• M16: 4,120,823 km (0.072 R)
• M17: 4,199,212 km (0.099 R)
• M18: 4,397,280 km (0.091 R)
• M19: 4,947,650 km (0.085 R)
• M20: 5,030,976 km (0.038 R)
• M21: 5,262,853 km (0.106 R)
• M22: 5,369,367 km (0.095 R)
• M23: 5,476,628 km (0.065 R)
• M24: 5,736,929 km (0.114 R)
• M25: 6,001,268 km (0.115 R)
• M26: 6,382,743 km (0.05 R)
• M27: 6,748,958 km (0.063 R)
• M28: 6,911,272 km (0.094 R)
• M29: 7,098,419 km (0.06 R)
• M30: 7,597,777 km (0.113 R)
• M31: 7,961,299 km (0.048 R)
• M32: 8,984,100 km (0.096 R)
• M33: 9,836,958 km (0.08 R)
• M34: 9,915,796 km (0.046 R)
• M35: 10,074,070 km (0.091 R)
• M36: 10,742,623 km (0.108 R)
• M37: 11,205,479 km (0.101 R)
• M38: 11,869,993 km (0.093 R)
• M39: 11,981,892 km (0.111 R)
• M40: 12,207,037 km (0.112 R)
• M41: 12,405,104 km (0.085 R)
• M42: 12,718,512 km (0.073 R)
• M43: 13,092,207 km (0.098 R)
• M44: 13,265,890 km (0.066 R)
• M45: 13,382,128 km (0.039 R)
• M46: 13,527,986 km (0.085 R)
• M47: 13,586,479 km (0.108 R)
• M48: 14,145,975 km (0.109 R)
• M49: 15,014,689 km (0.099 R)
• M50: 16,396,525 km (0.095 R)
• M51: 16,490,024 km (0.061 R)
• M52: 16,740,451 km (0.085 R)
• M53: 16,992,074 km (0.108 R)
• M54: 17,245,044 km (0.078 R)
• M55: 17,562,940 km (0.095 R)
• M56: 17,658,682 km (0.067 R)
• M57: 17,722,561 km (0.103 R)
• M58: 18,011,135 km (0.107 R)
• M59: 18,269,042 km (0.119 R)
• M60: 18,463,220 km (0.099 R)
• M61: 18,788,445 km (0.076 R)
• M62: 18,919,044 km (0.109 R)
• M63: 19,017,181 km (0.116 R)
• M64: 19,543,615 km (0.099 R)
• M65: 19,742,281 km (0.043 R)
• M66: 19,908,335 km (0.073 R)
• M67: 21,219,261 km (0.069 R)
• M68: 21,594,153 km (0.065 R)
• M69: 21,730,886 km (0.108 R)
• M70: 22,143,178 km (0.083 R)
• M71: 22,488,749 km (0.108 R)
• M72: 22,696,839 km (0.068 R)
• M73: 22,975,391 km (0.12 R)
• M74: 23,255,139 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 14,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit