🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.51 AU - 0.59 AU

Year: 150 Days

Day: 19 Hours

Environment

Temp: 245 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.52 AU - 0.64 AU

Year: 162 Days

Day: 45.2 Hours

Environment

Temp: 224 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.3

Radius: 9.6

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.39 AU - 8.19 AU

Year: 6495 Days

Day: 6.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,778,045 km

• M1: 119,379 km (0.115 R)
• M2: 899,532 km (0.077 R)
• M3: 1,731,296 km (0.113 R)
• M4: 2,103,047 km (0.079 R)
• M5: 2,633,970 km (0.068 R)
• M6: 3,049,104 km (0.062 R)
• M7: 3,551,603 km (0.086 R)
• M8: 4,157,325 km (0.106 R)
• M9: 5,396,444 km (0.041 R)
• M10: 5,756,676 km (0.119 R)
• M11: 6,360,303 km (0.05 R)
• M12: 6,660,546 km (0.116 R)
• M13: 7,040,525 km (0.101 R)
• M14: 8,150,840 km (0.119 R)
• M15: 8,626,262 km (0.098 R)
• M16: 9,036,459 km (0.107 R)
• M17: 9,940,479 km (0.071 R)
• M18: 11,286,411 km (0.107 R)
• M19: 14,738,083 km (0.108 R)
• M20: 15,444,335 km (0.116 R)
• M21: 16,358,677 km (0.094 R)
• M22: 16,924,456 km (0.114 R)
• M23: 17,568,176 km (0.051 R)
• M24: 22,233,984 km (0.097 R)
• M25: 23,876,269 km (0.075 R)
• M26: 28,198,899 km (0.11 R)
• M27: 29,655,683 km (0.108 R)
• M28: 31,353,769 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.6

Radius: 14.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.33 AU - 11.17 AU

Year: 12046 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,778,045 km

• M1: 181,612 km (0.104 R)
• M2: 645,216 km (0.09 R)
• M3: 1,467,406 km (0.085 R)
• M4: 1,948,512 km (0.11 R)
• M5: 2,519,827 km (0.053 R)
• M6: 3,407,690 km (0.12 R)
• M7: 4,030,615 km (0.093 R)
• M8: 4,915,636 km (0.078 R)
• M9: 5,419,482 km (0.079 R)
• M10: 6,866,542 km (0.077 R)
• M11: 7,680,654 km (0.114 R)
• M12: 8,323,177 km (0.115 R)
• M13: 9,502,008 km (0.107 R)
• M14: 11,259,484 km (0.074 R)
• M15: 18,888,078 km (0.115 R)
• M16: 21,282,391 km (0.093 R)
• M17: 22,098,597 km (0.092 R)
• M18: 23,089,983 km (0.118 R)
• M19: 29,855,995 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.6

Radius: 7.1

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 14.41 AU - 20.83 AU

Year: 27151 Days

Day: 24.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,778,045 km

• M1: 89,759 km (0.095 R)
• M2: 439,818 km (0.064 R)
• M3: 832,363 km (0.11 R)
• M4: 1,175,241 km (0.063 R)
• M5: 1,733,989 km (0.102 R)
• M6: 2,648,331 km (0.092 R)
• M7: 3,253,006 km (0.102 R)
• M8: 3,694,768 km (0.076 R)
• M9: 3,946,242 km (0.111 R)
• M10: 6,214,595 km (0.108 R)
• M11: 7,673,772 km (0.108 R)
• M12: 10,117,454 km (0.098 R)
• M13: 10,801,116 km (0.045 R)
• M14: 11,317,229 km (0.1 R)
• M15: 13,996,377 km (0.109 R)
• M16: 14,377,851 km (0.087 R)
• M17: 15,973,013 km (0.073 R)
• M18: 16,222,094 km (0.113 R)
• M19: 17,071,062 km (0.112 R)
• M20: 18,038,810 km (0.072 R)
• M21: 21,764,845 km (0.075 R)
• M22: 22,276,918 km (0.085 R)
• M23: 24,186,984 km (0.118 R)
• M24: 27,017,076 km (0.057 R)
• M25: 28,939,858 km (0.097 R)
• M26: 31,339,557 km (0.113 R)
• M27: 32,255,994 km (0.095 R)
• M28: 34,833,715 km (0.092 R)
• M29: 37,253,610 km (0.029 R)
• M30: 40,088,340 km (0.093 R)
• M31: 42,266,934 km (0.082 R)
• M32: 45,514,105 km (0.112 R)
• M33: 49,625,802 km (0.041 R)
• M34: 54,352,198 km (0.081 R)
• M35: 55,483,905 km (0.11 R)
• M36: 64,268,143 km (0.091 R)
• M37: 70,537,640 km (0.12 R)
• M38: 73,934,858 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 16,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit