🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.52 AU - 0.68 AU

Year: 177 Days

Day: 27.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,884,832 km

• M1: 399,576 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.71 AU - 0.81 AU

Year: 252 Days

Day: 29.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,884,832 km

• M1: 106,214 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.8 AU - 0.8 AU

Year: 272 Days

Day: 40 Hours

Environment

Temp: 121 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,884,832 km

• M1: 108,010 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.92 AU - 7.02 AU

Year: 5555 Days

Day: 9.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 95,884,832 km

• M1: 112,647 km (0.115 R)
• M2: 674,387 km (0.103 R)
• M3: 1,070,971 km (0.065 R)
• M4: 2,616,168 km (0.056 R)
• M5: 4,848,018 km (0.081 R)
• M6: 6,405,930 km (0.077 R)
• M7: 8,781,096 km (0.108 R)
• M8: 12,531,215 km (0.069 R)
• M9: 14,224,962 km (0.083 R)
• M10: 14,671,213 km (0.03 R)
• M11: 15,126,738 km (0.054 R)
• M12: 17,294,411 km (0.117 R)
• M13: 18,783,060 km (0.089 R)
• M14: 20,637,475 km (0.104 R)
• M15: 23,604,300 km (0.088 R)
• M16: 26,844,141 km (0.092 R)
• M17: 27,268,849 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.8

Radius: 5.4

Gravity: 23.18 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.7 AU - 14.78 AU

Year: 20463 Days

Day: 21.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 95,884,832 km

• M1: 67,319 km (0.105 R)
• M2: 252,072 km (0.081 R)
• M3: 515,365 km (0.098 R)
• M4: 809,773 km (0.074 R)
• M5: 1,529,788 km (0.101 R)
• M6: 1,700,329 km (0.087 R)
• M7: 1,921,884 km (0.108 R)
• M8: 2,290,493 km (0.094 R)
• M9: 2,608,837 km (0.108 R)
• M10: 4,055,000 km (0.097 R)
• M11: 4,486,590 km (0.092 R)
• M12: 5,059,250 km (0.078 R)
• M13: 5,247,893 km (0.064 R)
• M14: 6,793,090 km (0.098 R)
• M15: 9,218,819 km (0.112 R)
• M16: 11,572,143 km (0.082 R)
• M17: 12,782,240 km (0.047 R)
• M18: 13,062,288 km (0.087 R)
• M19: 13,417,882 km (0.113 R)
• M20: 20,211,121 km (0.053 R)
• M21: 22,563,248 km (0.077 R)
• M22: 23,282,365 km (0.091 R)
• M23: 23,700,043 km (0.109 R)
• M24: 25,752,376 km (0.101 R)
• M25: 28,037,633 km (0.094 R)
• M26: 28,391,581 km (0.079 R)
• M27: 34,066,427 km (0.116 R)
• M28: 44,004,962 km (0.041 R)
• M29: 45,287,763 km (0.083 R)
• M30: 46,926,010 km (0.11 R)
• M31: 51,018,259 km (0.119 R)
• M32: 52,612,225 km (0.096 R)
• M33: 53,331,192 km (0.098 R)
• M34: 53,874,681 km (0.106 R)
• M35: 62,275,948 km (0.074 R)
• M36: 63,688,152 km (0.073 R)
• M37: 63,891,755 km (0.089 R)
• M38: 69,766,762 km (0.11 R)
• M39: 75,080,628 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.7

Radius: 3.3

Gravity: 78.58 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.01 AU - 18.81 AU

Year: 25314 Days

Day: 16.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,884,832 km

• M1: 161,715 km (0.11 R)
• M2: 503,696 km (0.12 R)
• M3: 2,979,990 km (0.086 R)
• M4: 4,475,519 km (0.108 R)
• M5: 7,450,572 km (0.091 R)
• M6: 8,039,539 km (0.117 R)
• M7: 9,069,221 km (0.094 R)
• M8: 9,188,750 km (0.07 R)
• M9: 9,553,769 km (0.04 R)
• M10: 9,677,636 km (0.08 R)
• M11: 10,443,128 km (0.085 R)
• M12: 12,021,535 km (0.098 R)
• M13: 15,133,021 km (0.105 R)
• M14: 15,556,084 km (0.092 R)
• M15: 15,813,692 km (0.038 R)
• M16: 16,963,052 km (0.067 R)
• M17: 23,440,341 km (0.107 R)
• M18: 25,759,407 km (0.108 R)
• M19: 30,177,331 km (0.049 R)
• M20: 46,227,238 km (0.028 R)
• M21: 51,165,314 km (0.115 R)
• M22: 57,868,496 km (0.117 R)
• M23: 66,475,609 km (0.091 R)
• M24: 67,153,437 km (0.044 R)
• M25: 67,380,377 km (0.098 R)
• M26: 68,293,522 km (0.109 R)
• M27: 70,378,019 km (0.092 R)
• M28: 93,320,199 km (0.03 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 18,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit