🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.56 AU - 0.64 AU

Year: 176 Days

Day: 26.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,899,933 km

• M1: 42,187 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.14 AU - 1.32 AU

Year: 517 Days

Day: 36.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.41 AU - 2.11 AU

Year: 884 Days

Day: 42.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,899,933 km

• M1: 1,331,122 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.41 AU - 4.43 AU

Year: 2940 Days

Day: 32.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,899,933 km

• M1: 803,191 km (0.092 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.9

Radius: 10.1

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.19 AU - 6.29 AU

Year: 4543 Days

Day: 5.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,899,933 km

• M1: 125,812 km (0.12 R)
• M2: 679,474 km (0.074 R)
• M3: 1,953,000 km (0.058 R)
• M4: 3,738,301 km (0.12 R)
• M5: 5,293,670 km (0.076 R)
• M6: 7,037,832 km (0.103 R)
• M7: 7,448,927 km (0.101 R)
• M8: 8,058,987 km (0.119 R)
• M9: 10,613,670 km (0.101 R)
• M10: 12,590,157 km (0.062 R)
• M11: 15,591,688 km (0.114 R)
• M12: 17,818,004 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207

Radius: 4.6

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 12.65 AU - 15.55 AU

Year: 20053 Days

Day: 15.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,899,933 km

• M1: 58,642 km (0.032 R)
• M2: 746,045 km (0.096 R)
• M3: 955,182 km (0.12 R)
• M4: 1,240,017 km (0.118 R)
• M5: 1,638,994 km (0.061 R)
• M6: 2,401,495 km (0.082 R)
• M7: 3,527,219 km (0.104 R)
• M8: 4,838,294 km (0.043 R)
• M9: 5,532,877 km (0.109 R)
• M10: 7,117,567 km (0.089 R)
• M11: 11,371,383 km (0.059 R)
• M12: 12,293,055 km (0.062 R)
• M13: 15,423,989 km (0.118 R)
• M14: 17,061,488 km (0.057 R)
• M15: 17,884,126 km (0.088 R)
• M16: 18,732,945 km (0.111 R)
• M17: 20,261,685 km (0.069 R)
• M18: 21,098,835 km (0.087 R)
• M19: 26,314,864 km (0.085 R)
• M20: 27,614,271 km (0.118 R)
• M21: 34,402,873 km (0.081 R)
• M22: 38,941,223 km (0.056 R)
• M23: 39,197,335 km (0.053 R)
• M24: 39,454,494 km (0.108 R)
• M25: 46,832,511 km (0.101 R)
• M26: 47,267,392 km (0.061 R)
• M27: 49,183,142 km (0.118 R)
• M28: 50,235,713 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.3

Radius: 5.2

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 12.13 AU - 17.43 AU

Year: 21521 Days

Day: 17 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,899,933 km

• M1: 64,626 km (0.074 R)
• M2: 454,927 km (0.101 R)
• M3: 712,983 km (0.065 R)
• M4: 959,072 km (0.102 R)
• M5: 1,690,157 km (0.101 R)
• M6: 3,083,212 km (0.083 R)
• M7: 3,265,871 km (0.108 R)
• M8: 3,511,361 km (0.117 R)
• M9: 3,857,680 km (0.107 R)
• M10: 4,100,926 km (0.093 R)
• M11: 5,512,532 km (0.091 R)
• M12: 6,306,597 km (0.101 R)
• M13: 7,129,236 km (0.108 R)
• M14: 8,879,980 km (0.051 R)
• M15: 9,358,843 km (0.064 R)
• M16: 12,014,205 km (0.109 R)
• M17: 12,207,336 km (0.097 R)
• M18: 13,968,552 km (0.107 R)
• M19: 17,322,985 km (0.046 R)
• M20: 19,185,777 km (0.105 R)
• M21: 19,361,405 km (0.041 R)
• M22: 25,461,857 km (0.11 R)
• M23: 26,534,922 km (0.047 R)
• M24: 30,408,310 km (0.063 R)
• M25: 32,355,027 km (0.091 R)
• M26: 34,642,529 km (0.094 R)
• M27: 37,171,630 km (0.044 R)
• M28: 44,409,773 km (0.074 R)
• M29: 45,805,222 km (0.091 R)
• M30: 67,700,965 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.8

Radius: 5.3

Gravity: 18.5 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 12.2 AU - 18.8 AU

Year: 23112 Days

Day: 20.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,899,933 km

• M1: 65,973 km (0.083 R)
• M2: 339,438 km (0.081 R)
• M3: 597,943 km (0.116 R)
• M4: 1,044,343 km (0.115 R)
• M5: 3,040,726 km (0.104 R)
• M6: 3,779,141 km (0.102 R)
• M7: 4,355,991 km (0.082 R)
• M8: 5,523,752 km (0.102 R)
• M9: 6,265,159 km (0.099 R)
• M10: 8,198,113 km (0.116 R)
• M11: 9,611,065 km (0.072 R)
• M12: 10,135,854 km (0.099 R)
• M13: 10,496,086 km (0.09 R)
• M14: 10,927,227 km (0.109 R)
• M15: 14,281,959 km (0.059 R)
• M16: 18,441,528 km (0.104 R)
• M17: 19,342,107 km (0.098 R)
• M18: 21,230,780 km (0.108 R)
• M19: 22,320,152 km (0.107 R)
• M20: 22,929,763 km (0.045 R)
• M21: 24,717,458 km (0.108 R)
• M22: 24,933,627 km (0.027 R)
• M23: 32,152,023 km (0.093 R)
• M24: 37,572,104 km (0.103 R)
• M25: 38,289,575 km (0.071 R)
• M26: 41,555,745 km (0.101 R)
• M27: 45,002,929 km (0.106 R)
• M28: 55,178,277 km (0.118 R)
• M29: 55,918,786 km (0.088 R)
• M30: 56,666,028 km (0.115 R)
• M31: 60,110,818 km (0.084 R)
• M32: 60,502,016 km (0.116 R)
• M33: 68,260,611 km (0.111 R)
• M34: 69,113,917 km (0.095 R)
• M35: 73,264,360 km (0.096 R)
• M36: 73,934,559 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.6

Radius: 7.1

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 14.09 AU - 17.71 AU

Year: 24013 Days

Day: 16.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,899,933 km

• M1: 89,460 km (0.082 R)
• M2: 314,156 km (0.093 R)
• M3: 550,819 km (0.1 R)
• M4: 1,527,245 km (0.109 R)
• M5: 1,995,336 km (0.088 R)
• M6: 2,365,591 km (0.117 R)
• M7: 2,965,778 km (0.113 R)
• M8: 3,389,589 km (0.076 R)
• M9: 4,151,191 km (0.11 R)
• M10: 4,608,811 km (0.052 R)
• M11: 5,459,125 km (0.05 R)
• M12: 6,184,825 km (0.092 R)
• M13: 6,455,597 km (0.086 R)
• M14: 9,439,925 km (0.089 R)
• M15: 12,506,681 km (0.063 R)
• M16: 23,761,079 km (0.079 R)
• M17: 24,092,438 km (0.045 R)
• M18: 28,685,093 km (0.076 R)
• M19: 29,186,844 km (0.11 R)
• M20: 29,566,822 km (0.045 R)
• M21: 31,384,436 km (0.108 R)
• M22: 36,397,910 km (0.092 R)
• M23: 41,121,612 km (0.038 R)
• M24: 45,216,704 km (0.107 R)
• M25: 51,027,235 km (0.108 R)
• M26: 54,780,496 km (0.106 R)
• M27: 58,512,814 km (0.114 R)
• M28: 59,725,753 km (0.114 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: 391 - 18,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit