🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.64 AU - 0.68 AU

Year: 205 Days

Day: 29.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,854,119 km

• M1: 99,183 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.69 AU - 0.91 AU

Year: 274 Days

Day: 18.2 Hours

Environment

Temp: 98 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,854,119 km

• M1: 127,607 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.72 AU - 1.14 AU

Year: 343 Days

Day: 36.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 49.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.03 AU - 1.25 AU

Year: 466 Days

Day: 12.5 Hours

Environment

Temp: -17 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.99 AU - 1.39 AU

Year: 497 Days

Day: 16.7 Hours

Environment

Temp: -18 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,854,119 km

• M1: 846,724 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.09 AU - 2.23 AU

Year: 1215 Days

Day: 26.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.3

Radius: 14.9

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.67 AU - 6.03 AU

Year: 5418 Days

Day: 11.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,854,119 km

• M1: 185,352 km (0.111 R)
• M2: 879,935 km (0.11 R)
• M3: 1,390,063 km (0.034 R)
• M4: 2,148,973 km (0.11 R)
• M5: 3,133,627 km (0.105 R)
• M6: 4,351,503 km (0.096 R)
• M7: 4,958,421 km (0.062 R)
• M8: 5,773,431 km (0.113 R)
• M9: 6,343,399 km (0.106 R)
• M10: 6,985,772 km (0.091 R)
• M11: 7,560,078 km (0.069 R)
• M12: 8,050,011 km (0.107 R)
• M13: 9,219,866 km (0.104 R)
• M14: 11,255,893 km (0.109 R)
• M15: 14,937,796 km (0.084 R)
• M16: 16,201,599 km (0.112 R)
• M17: 19,426,779 km (0.082 R)
• M18: 20,277,692 km (0.107 R)
• M19: 25,325,124 km (0.095 R)
• M20: 31,250,247 km (0.105 R)
• M21: 34,328,074 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.3

Radius: 6.5

Gravity: 20.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 14.93 AU - 15.33 AU

Year: 22533 Days

Day: 15.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,854,119 km

• M1: 81,232 km (0.107 R)
• M2: 298,298 km (0.113 R)
• M3: 787,932 km (0.099 R)
• M4: 2,515,488 km (0.074 R)
• M5: 3,647,794 km (0.107 R)
• M6: 4,414,484 km (0.033 R)
• M7: 4,631,101 km (0.072 R)
• M8: 6,444,227 km (0.097 R)
• M9: 8,572,706 km (0.045 R)
• M10: 9,025,539 km (0.081 R)
• M11: 10,164,876 km (0.098 R)
• M12: 12,725,692 km (0.096 R)
• M13: 14,547,495 km (0.079 R)
• M14: 15,854,532 km (0.112 R)
• M15: 20,441,352 km (0.076 R)
• M16: 28,741,042 km (0.111 R)
• M17: 29,498,456 km (0.114 R)
• M18: 32,390,033 km (0.086 R)
• M19: 37,819,987 km (0.081 R)
• M20: 42,350,409 km (0.055 R)
• M21: 43,661,036 km (0.092 R)
• M22: 50,621,675 km (0.1 R)
• M23: 52,283,708 km (0.069 R)
• M24: 53,033,792 km (0.119 R)
• M25: 65,815,284 km (0.065 R)
• M26: 68,016,018 km (0.093 R)
• M27: 68,461,970 km (0.062 R)
• M28: 68,685,618 km (0.116 R)
• M29: 69,811,492 km (0.045 R)
• M30: 71,869,061 km (0.075 R)
• M31: 77,310,085 km (0.073 R)
• M32: 81,503,762 km (0.07 R)
• M33: 82,006,860 km (0.088 R)
• M34: 85,327,783 km (0.098 R)
• M35: 86,106,739 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.3

Radius: 3.3

Gravity: 28.95 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 14.7 AU - 21.86 AU

Year: 29925 Days

Day: 21.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,854,119 km

• M1: 40,990 km (0.1 R)
• M2: 251,773 km (0.082 R)
• M3: 674,238 km (0.096 R)
• M4: 1,800,560 km (0.092 R)
• M5: 2,677,951 km (0.041 R)
• M6: 2,903,096 km (0.048 R)
• M7: 3,007,067 km (0.034 R)
• M8: 3,250,463 km (0.113 R)
• M9: 4,562,585 km (0.084 R)
• M10: 6,407,426 km (0.107 R)
• M11: 6,673,860 km (0.074 R)
• M12: 7,181,595 km (0.068 R)
• M13: 7,324,312 km (0.085 R)
• M14: 8,221,301 km (0.034 R)
• M15: 10,230,400 km (0.067 R)
• M16: 11,283,719 km (0.063 R)
• M17: 11,541,625 km (0.106 R)
• M18: 12,136,277 km (0.041 R)
• M19: 13,968,851 km (0.105 R)
• M20: 15,977,801 km (0.075 R)
• M21: 19,801,971 km (0.025 R)
• M22: 23,664,588 km (0.039 R)
• M23: 24,622,314 km (0.067 R)
• M24: 25,274,859 km (0.027 R)
• M25: 35,658,148 km (0.088 R)
• M26: 37,769,274 km (0.07 R)
• M27: 40,561,069 km (0.119 R)
• M28: 47,882,987 km (0.075 R)
• M29: 48,051,285 km (0.091 R)
• M30: 48,219,882 km (0.04 R)
• M31: 49,240,139 km (0.102 R)
• M32: 52,565,700 km (0.101 R)
• M33: 54,009,618 km (0.1 R)
• M34: 75,252,366 km (0.111 R)
• M35: 76,854,111 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 10,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit