🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.46 AU - 0.68 AU

Year: 151 Days

Day: 29.9 Hours

Environment

Temp: 258 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,927,192 km

• M1: 62,233 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.54 AU - 0.86 AU

Year: 205 Days

Day: 24 Hours

Environment

Temp: 177 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.86 AU - 1.4 AU

Year: 420 Days

Day: 26.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.97 AU - 1.29 AU

Year: 420 Days

Day: 21.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.21 AU - 1.45 AU

Year: 537 Days

Day: 31.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.87 AU - 2.19 AU

Year: 1012 Days

Day: 37.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,927,192 km

• M1: 87,814 km (0.117 R)
• M2: 244,443 km (0.082 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.88 AU - 2.48 AU

Year: 1126 Days

Day: 16.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.4

Radius: 14.2

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.34 AU - 7.84 AU

Year: 5918 Days

Day: 8.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 24,927,192 km

• M1: 177,722 km (0.114 R)
• M2: 274,662 km (0.112 R)
• M3: 365,767 km (0.088 R)
• M4: 686,205 km (0.033 R)
• M5: 1,050,925 km (0.103 R)
• M6: 1,175,839 km (0.034 R)
• M7: 1,373,159 km (0.115 R)
• M8: 1,476,082 km (0.029 R)
• M9: 1,672,205 km (0.089 R)
• M10: 1,953,898 km (0.119 R)
• M11: 2,051,436 km (0.06 R)
• M12: 2,395,511 km (0.062 R)
• M13: 2,542,715 km (0.034 R)
• M14: 2,649,677 km (0.078 R)
• M15: 4,050,811 km (0.078 R)
• M16: 4,484,346 km (0.087 R)
• M17: 5,149,159 km (0.098 R)
• M18: 5,451,646 km (0.093 R)
• M19: 5,591,071 km (0.033 R)
• M20: 6,511,547 km (0.105 R)
• M21: 6,779,028 km (0.097 R)
• M22: 6,868,936 km (0.105 R)
• M23: 7,478,996 km (0.119 R)
• M24: 7,727,927 km (0.117 R)
• M25: 7,853,439 km (0.029 R)
• M26: 8,106,409 km (0.076 R)
• M27: 8,266,030 km (0.045 R)
• M28: 8,750,877 km (0.091 R)
• M29: 8,914,687 km (0.075 R)
• M30: 9,345,229 km (0.114 R)
• M31: 10,817,422 km (0.033 R)
• M32: 11,170,174 km (0.086 R)
• M33: 11,886,897 km (0.108 R)
• M34: 12,618,730 km (0.093 R)
• M35: 12,841,182 km (0.12 R)
• M36: 13,139,630 km (0.11 R)
• M37: 13,667,710 km (0.1 R)
• M38: 14,279,715 km (0.108 R)
• M39: 14,472,846 km (0.116 R)
• M40: 15,372,378 km (0.096 R)
• M41: 15,570,296 km (0.096 R)
• M42: 16,249,620 km (0.063 R)
• M43: 16,410,886 km (0.075 R)
• M44: 17,184,158 km (0.116 R)
• M45: 17,389,705 km (0.059 R)
• M46: 18,010,985 km (0.078 R)
• M47: 18,387,373 km (0.044 R)
• M48: 18,893,164 km (0.092 R)
• M49: 19,020,472 km (0.065 R)
• M50: 19,531,947 km (0.102 R)
• M51: 20,091,293 km (0.109 R)
• M52: 20,351,294 km (0.053 R)
• M53: 22,336,308 km (0.063 R)
• M54: 22,425,918 km (0.06 R)
• M55: 22,740,672 km (0.049 R)
• M56: 23,465,623 km (0.118 R)
• M57: 24,613,487 km (0.092 R)
• M58: 24,706,088 km (0.073 R)
• M59: 25,544,884 km (0.071 R)
• M60: 25,638,681 km (0.072 R)
• M61: 25,732,629 km (0.025 R)
• M62: 26,062,193 km (0.089 R)
• M63: 26,440,526 km (0.106 R)
• M64: 27,250,449 km (0.09 R)
• M65: 27,394,362 km (0.076 R)
• M66: 28,165,539 km (0.106 R)
• M67: 28,310,948 km (0.04 R)
• M68: 28,408,037 km (0.105 R)
• M69: 28,602,514 km (0.09 R)
• M70: 28,699,903 km (0.073 R)
• M71: 29,041,584 km (0.09 R)
• M72: 29,188,489 km (0.077 R)
• M73: 30,472,039 km (0.104 R)
• M74: 30,621,338 km (0.1 R)
• M75: 30,720,970 km (0.091 R)
• M76: 31,220,776 km (0.089 R)
• M77: 31,421,537 km (0.053 R)
• M78: 31,572,331 km (0.102 R)
• M79: 31,673,011 km (0.095 R)
• M80: 32,482,335 km (0.118 R)
• M81: 32,584,062 km (0.061 R)
• M82: 32,991,566 km (0.12 R)
• M83: 33,349,704 km (0.101 R)
• M84: 33,709,038 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 11.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.09 AU - 9.23 AU

Year: 8916 Days

Day: 13.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 24,927,192 km

• M1: 141,370 km (0.067 R)
• M2: 238,459 km (0.097 R)
• M3: 486,791 km (0.066 R)
• M4: 701,315 km (0.049 R)
• M5: 1,119,740 km (0.041 R)
• M6: 1,196,783 km (0.096 R)
• M7: 1,908,719 km (0.091 R)
• M8: 2,291,391 km (0.109 R)
• M9: 2,441,138 km (0.114 R)
• M10: 2,525,810 km (0.112 R)
• M11: 2,856,721 km (0.065 R)
• M12: 3,073,039 km (0.063 R)
• M13: 3,351,142 km (0.118 R)
• M14: 3,521,833 km (0.051 R)
• M15: 4,132,192 km (0.118 R)
• M16: 4,254,264 km (0.119 R)
• M17: 5,250,885 km (0.074 R)
• M18: 5,969,703 km (0.098 R)
• M19: 7,473,760 km (0.107 R)
• M20: 7,597,926 km (0.118 R)
• M21: 8,332,003 km (0.027 R)
• M22: 9,274,619 km (0.097 R)
• M23: 9,677,337 km (0.108 R)
• M24: 10,555,626 km (0.094 R)
• M25: 10,919,747 km (0.113 R)
• M26: 11,004,270 km (0.101 R)
• M27: 11,259,484 km (0.08 R)
• M28: 12,920,618 km (0.097 R)
• M29: 13,642,727 km (0.07 R)
• M30: 14,408,968 km (0.096 R)
• M31: 15,094,874 km (0.088 R)
• M32: 17,379,981 km (0.098 R)
• M33: 18,444,819 km (0.066 R)
• M34: 19,633,524 km (0.114 R)
• M35: 19,874,227 km (0.101 R)
• M36: 21,551,069 km (0.03 R)
• M37: 22,263,155 km (0.068 R)
• M38: 22,983,020 km (0.075 R)
• M39: 24,408,538 km (0.102 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 11,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit