🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.56 AU - 0.58 AU

Year: 151 Days

Day: 26.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 33.5 °

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: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.53 AU - 0.65 AU

Year: 159 Days

Day: 13.1 Hours

Environment

Temp: 261 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,153,051 km

• M1: 344,673 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.56 AU - 0.72 AU

Year: 179 Days

Day: 39.3 Hours

Environment

Temp: 241 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,153,051 km

• M1: 87,365 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.65 AU - 0.71 AU

Year: 196 Days

Day: 36.3 Hours

Environment

Temp: 202 °C

Axial Tilt: 81.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971

Radius: 14.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.93 AU - 8.21 AU

Year: 7287 Days

Day: 11.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,153,051 km

• M1: 178,021 km (0.091 R)
• M2: 864,526 km (0.094 R)
• M3: 1,373,907 km (0.069 R)
• M4: 2,186,971 km (0.092 R)
• M5: 2,675,109 km (0.032 R)
• M6: 3,127,044 km (0.05 R)
• M7: 3,654,377 km (0.056 R)
• M8: 4,241,100 km (0.089 R)
• M9: 7,926,742 km (0.079 R)
• M10: 9,005,493 km (0.111 R)
• M11: 9,463,561 km (0.061 R)
• M12: 10,377,155 km (0.03 R)
• M13: 10,829,988 km (0.088 R)
• M14: 11,348,644 km (0.107 R)
• M15: 12,102,767 km (0.085 R)
• M16: 12,832,655 km (0.067 R)
• M17: 15,328,546 km (0.071 R)
• M18: 16,049,907 km (0.088 R)
• M19: 21,182,909 km (0.118 R)
• M20: 22,829,682 km (0.063 R)
• M21: 24,649,092 km (0.114 R)
• M22: 25,914,540 km (0.097 R)
• M23: 27,604,697 km (0.07 R)
• M24: 30,174,489 km (0.107 R)
• M25: 32,044,313 km (0.09 R)
• M26: 39,563,850 km (0.091 R)
• M27: 41,801,983 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.5

Radius: 10.5

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.34 AU - 8.72 AU

Year: 8716 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,153,051 km

• M1: 136,284 km (0.116 R)
• M2: 714,031 km (0.111 R)
• M3: 1,121,685 km (0.094 R)
• M4: 1,803,402 km (0.116 R)
• M5: 2,176,948 km (0.067 R)
• M6: 2,622,002 km (0.088 R)
• M7: 3,523,778 km (0.084 R)
• M8: 4,250,375 km (0.115 R)
• M9: 5,136,892 km (0.105 R)
• M10: 8,101,772 km (0.026 R)
• M11: 9,037,806 km (0.112 R)
• M12: 9,365,425 km (0.069 R)
• M13: 10,755,937 km (0.091 R)
• M14: 12,166,047 km (0.111 R)
• M15: 12,798,397 km (0.115 R)
• M16: 14,698,589 km (0.04 R)
• M17: 15,416,061 km (0.032 R)
• M18: 18,671,460 km (0.09 R)
• M19: 21,768,884 km (0.119 R)
• M20: 24,283,325 km (0.064 R)
• M21: 26,031,974 km (0.106 R)
• M22: 26,601,194 km (0.089 R)
• M23: 27,470,507 km (0.069 R)
• M24: 27,863,052 km (0.105 R)
• M25: 28,860,421 km (0.056 R)
• M26: 33,645,608 km (0.088 R)
• M27: 37,114,035 km (0.108 R)
• M28: 43,280,160 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 10.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.9 AU - 11.08 AU

Year: 9430 Days

Day: 12 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,153,051 km

• M1: 137,929 km (0.081 R)
• M2: 1,060,350 km (0.077 R)
• M3: 1,411,606 km (0.056 R)
• M4: 1,857,258 km (0.063 R)
• M5: 2,305,453 km (0.103 R)
• M6: 2,784,316 km (0.119 R)
• M7: 3,375,227 km (0.074 R)
• M8: 3,865,609 km (0.1 R)
• M9: 4,544,933 km (0.103 R)
• M10: 5,761,612 km (0.075 R)
• M11: 6,319,313 km (0.075 R)
• M12: 9,147,162 km (0.103 R)
• M13: 10,453,600 km (0.112 R)
• M14: 11,231,060 km (0.112 R)
• M15: 12,669,593 km (0.117 R)
• M16: 13,795,916 km (0.04 R)
• M17: 14,923,435 km (0.057 R)
• M18: 16,658,920 km (0.052 R)
• M19: 17,289,924 km (0.087 R)
• M20: 18,525,303 km (0.114 R)
• M21: 20,368,199 km (0.081 R)
• M22: 27,296,375 km (0.09 R)
• M23: 27,683,984 km (0.117 R)
• M24: 33,062,476 km (0.047 R)
• M25: 35,649,173 km (0.111 R)
• M26: 37,050,905 km (0.098 R)
• M27: 38,126,065 km (0.049 R)
• M28: 43,420,034 km (0.064 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 18,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit