🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.96 AU - 1.48 AU

Year: 495 Days

Day: 46.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 79,395,833 km

• M1: 14,810 km (0.103 R)
• M2: 350,059 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.51 AU - 1.65 AU

Year: 729 Days

Day: 22.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,395,833 km

• M1: 789,877 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.48 AU - 2.24 AU

Year: 931 Days

Day: 46.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.45 AU - 3.21 AU

Year: 1748 Days

Day: 21.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,395,833 km

• M1: 51,462 km (0.049 R)

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.5

Radius: 12.6

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.7 AU - 5.08 AU

Year: 3970 Days

Day: 11.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,395,833 km

• M1: 156,779 km (0.094 R)
• M2: 722,707 km (0.087 R)
• M3: 1,115,252 km (0.064 R)
• M4: 2,403,140 km (0.086 R)
• M5: 4,278,798 km (0.049 R)
• M6: 4,733,725 km (0.084 R)
• M7: 5,141,828 km (0.095 R)
• M8: 5,629,218 km (0.112 R)
• M9: 6,058,714 km (0.068 R)
• M10: 9,389,810 km (0.112 R)
• M11: 9,954,990 km (0.115 R)
• M12: 10,457,340 km (0.114 R)
• M13: 12,980,158 km (0.096 R)
• M14: 15,437,453 km (0.078 R)
• M15: 16,981,602 km (0.031 R)
• M16: 18,005,151 km (0.112 R)
• M17: 19,649,830 km (0.115 R)
• M18: 20,241,789 km (0.05 R)
• M19: 22,729,601 km (0.025 R)
• M20: 23,898,260 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.8

Radius: 13.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.69 AU - 6.89 AU

Year: 5114 Days

Day: 5.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,395,833 km

• M1: 170,841 km (0.059 R)
• M2: 747,989 km (0.044 R)
• M3: 1,303,596 km (0.07 R)
• M4: 1,894,507 km (0.112 R)
• M5: 2,856,571 km (0.079 R)
• M6: 3,376,873 km (0.107 R)
• M7: 4,949,296 km (0.101 R)
• M8: 5,676,042 km (0.074 R)
• M9: 6,189,163 km (0.082 R)
• M10: 7,591,045 km (0.089 R)
• M11: 8,715,422 km (0.08 R)
• M12: 10,472,599 km (0.099 R)
• M13: 11,529,657 km (0.081 R)
• M14: 13,168,951 km (0.097 R)
• M15: 13,748,493 km (0.047 R)
• M16: 15,358,615 km (0.077 R)
• M17: 17,465,252 km (0.043 R)
• M18: 24,380,264 km (0.077 R)
• M19: 26,899,642 km (0.075 R)
• M20: 27,833,881 km (0.105 R)
• M21: 28,352,686 km (0.05 R)
• M22: 28,789,811 km (0.096 R)
• M23: 29,231,424 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721

Radius: 14.8

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.39 AU - 6.37 AU

Year: 5234 Days

Day: 9.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,395,833 km

• M1: 184,005 km (0.09 R)
• M2: 824,583 km (0.106 R)
• M3: 1,568,833 km (0.083 R)
• M4: 2,958,298 km (0.042 R)
• M5: 3,775,701 km (0.103 R)
• M6: 4,765,889 km (0.1 R)
• M7: 5,280,506 km (0.073 R)
• M8: 6,107,034 km (0.089 R)
• M9: 6,950,467 km (0.103 R)
• M10: 9,317,853 km (0.118 R)
• M11: 9,996,279 km (0.094 R)
• M12: 10,571,483 km (0.086 R)
• M13: 11,404,594 km (0.087 R)
• M14: 12,281,088 km (0.085 R)
• M15: 16,122,611 km (0.025 R)
• M16: 19,044,856 km (0.091 R)
• M17: 25,182,258 km (0.053 R)
• M18: 27,176,847 km (0.086 R)
• M19: 31,197,140 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.3

Radius: 6.8

Gravity: 16.05 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 11.26 AU - 17.94 AU

Year: 20479 Days

Day: 19.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,395,833 km

• M1: 148,401 km (0.089 R)
• M2: 374,294 km (0.046 R)
• M3: 603,179 km (0.107 R)
• M4: 1,645,577 km (0.117 R)
• M5: 1,882,240 km (0.097 R)
• M6: 2,141,494 km (0.106 R)
• M7: 2,986,871 km (0.078 R)
• M8: 9,415,391 km (0.088 R)
• M9: 10,667,226 km (0.111 R)
• M10: 11,495,699 km (0.092 R)
• M11: 19,354,823 km (0.099 R)
• M12: 21,366,615 km (0.081 R)
• M13: 21,664,913 km (0.053 R)
• M14: 24,260,287 km (0.072 R)
• M15: 34,626,222 km (0.116 R)
• M16: 37,289,214 km (0.115 R)
• M17: 39,785,105 km (0.038 R)
• M18: 40,997,296 km (0.115 R)
• M19: 50,883,771 km (0.068 R)
• M20: 57,326,203 km (0.099 R)
• M21: 62,449,482 km (0.09 R)
• M22: 67,441,862 km (0.12 R)
• M23: 68,514,478 km (0.117 R)
• M24: 74,275,642 km (0.041 R)
• M25: 74,960,501 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 12,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit