🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.66 AU - 0.74 AU

Year: 218 Days

Day: 12.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,492,868 km

• M1: 222,602 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.68 AU - 0.9 AU

Year: 262 Days

Day: 37.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.15 AU - 1.17 AU

Year: 466 Days

Day: 32.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.8 AU - 2.24 AU

Year: 1070 Days

Day: 23.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,492,868 km

• M1: 1,202,916 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.97 AU - 3.05 AU

Year: 1482 Days

Day: 27.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.8

Radius: 8.8

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.35 AU - 5.59 AU

Year: 4130 Days

Day: 5.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,492,868 km

• M1: 109,506 km (0.095 R)
• M2: 383,569 km (0.084 R)
• M3: 897,886 km (0.12 R)
• M4: 1,514,828 km (0.043 R)
• M5: 1,879,398 km (0.036 R)
• M6: 2,272,840 km (0.046 R)
• M7: 2,591,634 km (0.05 R)
• M8: 4,289,719 km (0.037 R)
• M9: 4,588,765 km (0.109 R)
• M10: 5,463,913 km (0.097 R)
• M11: 6,357,760 km (0.111 R)
• M12: 6,995,346 km (0.094 R)
• M13: 7,775,349 km (0.06 R)
• M14: 8,793,961 km (0.113 R)
• M15: 9,240,511 km (0.105 R)
• M16: 9,898,891 km (0.04 R)
• M17: 10,713,152 km (0.041 R)
• M18: 13,086,523 km (0.052 R)
• M19: 18,181,078 km (0.086 R)
• M20: 21,197,719 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.5

Radius: 11.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 8.69 AU - 10.61 AU

Year: 11175 Days

Day: 9.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 97,492,868 km

• M1: 138,079 km (0.11 R)
• M2: 713,432 km (0.078 R)
• M3: 1,210,097 km (0.08 R)
• M4: 1,599,351 km (0.085 R)
• M5: 2,996,894 km (0.064 R)
• M6: 3,855,586 km (0.092 R)
• M7: 4,440,364 km (0.052 R)
• M8: 6,914,414 km (0.102 R)
• M9: 8,369,702 km (0.062 R)
• M10: 11,544,318 km (0.05 R)
• M11: 13,529,631 km (0.092 R)
• M12: 13,899,138 km (0.086 R)
• M13: 15,675,014 km (0.111 R)
• M14: 16,919,818 km (0.088 R)
• M15: 18,293,426 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.9

Radius: 5.8

Gravity: 29.01 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.07 AU - 21.69 AU

Year: 28184 Days

Day: 17.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 97,492,868 km

• M1: 72,106 km (0.077 R)
• M2: 480,359 km (0.085 R)
• M3: 881,879 km (0.111 R)
• M4: 1,596,359 km (0.081 R)
• M5: 2,308,744 km (0.065 R)
• M6: 3,004,972 km (0.101 R)
• M7: 3,338,426 km (0.071 R)
• M8: 3,696,115 km (0.08 R)
• M9: 5,258,814 km (0.109 R)
• M10: 10,135,705 km (0.068 R)
• M11: 11,891,385 km (0.043 R)
• M12: 13,354,452 km (0.086 R)
• M13: 14,591,178 km (0.093 R)
• M14: 15,019,776 km (0.056 R)
• M15: 16,082,968 km (0.087 R)
• M16: 16,912,488 km (0.106 R)
• M17: 19,366,043 km (0.104 R)
• M18: 19,675,561 km (0.061 R)
• M19: 22,384,629 km (0.113 R)
• M20: 23,301,514 km (0.117 R)
• M21: 24,482,440 km (0.119 R)
• M22: 25,209,934 km (0.111 R)
• M23: 27,349,034 km (0.094 R)
• M24: 28,929,984 km (0.061 R)
• M25: 29,199,260 km (0.078 R)
• M26: 29,742,749 km (0.086 R)
• M27: 30,431,797 km (0.081 R)
• M28: 34,186,554 km (0.118 R)
• M29: 36,174,710 km (0.116 R)
• M30: 37,595,590 km (0.11 R)
• M31: 38,238,861 km (0.097 R)
• M32: 46,539,748 km (0.094 R)
• M33: 51,698,331 km (0.117 R)
• M34: 54,312,554 km (0.091 R)
• M35: 58,290,062 km (0.067 R)
• M36: 66,350,695 km (0.089 R)
• M37: 68,714,790 km (0.05 R)
• M38: 72,613,011 km (0.03 R)
• M39: 83,270,064 km (0.051 R)
• M40: 83,815,049 km (0.085 R)
• M41: 85,741,122 km (0.109 R)
• M42: 104,421,558 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710

Radius: 3.6

Gravity: 54.78 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 13.87 AU - 22.15 AU

Year: 28492 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 97,492,868 km

• M1: 45,179 km (0.104 R)
• M2: 213,177 km (0.084 R)
• M3: 348,114 km (0.115 R)
• M4: 474,674 km (0.095 R)
• M5: 836,102 km (0.031 R)
• M6: 1,026,840 km (0.046 R)
• M7: 1,261,559 km (0.109 R)
• M8: 1,425,817 km (0.044 R)
• M9: 1,660,536 km (0.12 R)
• M10: 2,115,912 km (0.067 R)
• M11: 2,300,666 km (0.103 R)
• M12: 3,807,715 km (0.076 R)
• M13: 3,977,209 km (0.094 R)
• M14: 4,187,095 km (0.117 R)
• M15: 4,553,460 km (0.102 R)
• M16: 5,061,345 km (0.039 R)
• M17: 7,792,553 km (0.111 R)
• M18: 10,291,885 km (0.119 R)
• M19: 11,509,462 km (0.082 R)
• M20: 12,152,882 km (0.112 R)
• M21: 14,065,341 km (0.045 R)
• M22: 17,714,183 km (0.12 R)
• M23: 17,902,228 km (0.092 R)
• M24: 19,554,087 km (0.103 R)
• M25: 20,883,713 km (0.109 R)
• M26: 23,157,152 km (0.107 R)
• M27: 26,806,442 km (0.114 R)
• M28: 34,922,576 km (0.113 R)
• M29: 38,738,069 km (0.089 R)
• M30: 40,501,380 km (0.101 R)
• M31: 41,816,943 km (0.071 R)
• M32: 48,273,139 km (0.114 R)
• M33: 53,774,600 km (0.109 R)
• M34: 55,764,252 km (0.118 R)
• M35: 57,596,676 km (0.093 R)
• M36: 63,553,065 km (0.071 R)
• M37: 64,880,746 km (0.104 R)
• M38: 66,226,828 km (0.112 R)
• M39: 68,280,507 km (0.091 R)
• M40: 68,742,615 km (0.034 R)
• M41: 76,671,153 km (0.094 R)
• M42: 78,427,880 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 13,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit