🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.53 AU - 0.69 AU

Year: 167 Days

Day: 15.1 Hours

Environment

Temp: 252 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,802,734 km

• M1: 69,114 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.65 AU - 0.71 AU

Year: 197 Days

Day: 44.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,802,734 km

• M1: 23,188 km (0.105 R)
• M2: 291,267 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.55 AU - 0.83 AU

Year: 201 Days

Day: 20.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.73 AU - 0.79 AU

Year: 233 Days

Day: 36.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.2

Radius: 13.7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.24 AU - 7.8 AU

Year: 7248 Days

Day: 11.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,802,734 km

• M1: 170,392 km (0.093 R)
• M2: 664,813 km (0.106 R)
• M3: 1,166,863 km (0.096 R)
• M4: 1,767,050 km (0.088 R)
• M5: 2,780,576 km (0.107 R)
• M6: 3,350,244 km (0.102 R)
• M7: 4,048,418 km (0.114 R)
• M8: 5,574,914 km (0.08 R)
• M9: 6,923,389 km (0.075 R)
• M10: 7,457,304 km (0.096 R)
• M11: 8,018,595 km (0.07 R)
• M12: 9,500,213 km (0.069 R)
• M13: 12,109,349 km (0.054 R)
• M14: 18,195,290 km (0.099 R)
• M15: 19,967,127 km (0.085 R)
• M16: 21,131,298 km (0.118 R)
• M17: 21,689,896 km (0.094 R)
• M18: 24,109,791 km (0.11 R)
• M19: 26,061,894 km (0.098 R)
• M20: 27,546,354 km (0.068 R)
• M21: 29,282,886 km (0.045 R)
• M22: 32,023,219 km (0.107 R)
• M23: 32,654,672 km (0.119 R)
• M24: 33,187,091 km (0.112 R)
• M25: 34,269,581 km (0.113 R)
• M26: 38,361,980 km (0.117 R)
• M27: 40,403,243 km (0.056 R)
• M28: 41,512,661 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.4

Radius: 10.2

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.1 AU - 12.14 AU

Year: 13033 Days

Day: 5.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,802,734 km

• M1: 135,236 km (0.039 R)
• M2: 1,159,533 km (0.103 R)
• M3: 1,918,293 km (0.12 R)
• M4: 2,574,879 km (0.092 R)
• M5: 3,003,177 km (0.109 R)
• M6: 3,639,417 km (0.105 R)
• M7: 5,606,629 km (0.077 R)
• M8: 6,134,261 km (0.081 R)
• M9: 7,029,903 km (0.075 R)
• M10: 8,878,484 km (0.117 R)
• M11: 10,186,568 km (0.115 R)
• M12: 14,667,772 km (0.074 R)
• M13: 15,451,665 km (0.091 R)
• M14: 17,891,307 km (0.11 R)
• M15: 21,378,134 km (0.086 R)
• M16: 22,478,726 km (0.054 R)
• M17: 23,043,009 km (0.101 R)
• M18: 27,687,574 km (0.057 R)
• M19: 35,641,992 km (0.049 R)
• M20: 36,024,364 km (0.118 R)
• M21: 42,092,951 km (0.093 R)
• M22: 49,439,254 km (0.111 R)
• M23: 56,725,568 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.7

Radius: 3

Gravity: 108.97 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.04 AU - 17.6 AU

Year: 21075 Days

Day: 18.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 88,802,734 km

• M1: 37,250 km (0.08 R)
• M2: 175,927 km (0.069 R)
• M3: 883,076 km (0.1 R)
• M4: 1,279,810 km (0.098 R)
• M5: 1,491,940 km (0.106 R)
• M6: 2,224,670 km (0.103 R)
• M7: 2,458,043 km (0.118 R)
• M8: 3,285,618 km (0.105 R)
• M9: 3,650,786 km (0.055 R)
• M10: 4,793,565 km (0.106 R)
• M11: 5,182,220 km (0.086 R)
• M12: 6,335,919 km (0.118 R)
• M13: 7,243,529 km (0.08 R)
• M14: 7,965,339 km (0.03 R)
• M15: 8,621,176 km (0.104 R)
• M16: 9,136,092 km (0.047 R)
• M17: 10,289,790 km (0.043 R)
• M18: 10,934,408 km (0.056 R)
• M19: 11,066,502 km (0.074 R)
• M20: 14,170,509 km (0.081 R)
• M21: 15,625,946 km (0.113 R)
• M22: 16,389,644 km (0.12 R)
• M23: 25,210,532 km (0.104 R)
• M24: 26,141,480 km (0.066 R)
• M25: 26,259,363 km (0.057 R)
• M26: 30,745,504 km (0.104 R)
• M27: 31,406,427 km (0.078 R)
• M28: 32,893,430 km (0.113 R)
• M29: 37,186,440 km (0.11 R)
• M30: 40,089,836 km (0.075 R)
• M31: 40,403,991 km (0.107 R)
• M32: 41,356,182 km (0.111 R)
• M33: 45,485,233 km (0.109 R)
• M34: 47,913,206 km (0.097 R)
• M35: 48,979,689 km (0.095 R)
• M36: 56,104,138 km (0.073 R)
• M37: 58,893,690 km (0.102 R)
• M38: 63,036,952 km (0.064 R)
• M39: 77,107,978 km (0.115 R)
• M40: 79,309,760 km (0.053 R)
• M41: 80,800,802 km (0.076 R)
• M42: 81,805,052 km (0.103 R)
• M43: 83,072,146 km (0.092 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 14,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit