🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.5 AU - 0.54 AU

Year: 156 Days

Day: 16.8 Hours

Environment

Temp: 149 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.77 AU - 0.93 AU

Year: 326 Days

Day: 45.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.96 AU - 1.14 AU

Year: 448 Days

Day: 44.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.2

Radius: 14.5

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.45 AU - 4.35 AU

Year: 3206 Days

Day: 7.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,732,764 km

• M1: 180,415 km (0.083 R)
• M2: 900,579 km (0.081 R)
• M3: 1,507,348 km (0.076 R)
• M4: 2,108,283 km (0.074 R)
• M5: 2,896,364 km (0.082 R)
• M6: 3,548,312 km (0.029 R)
• M7: 5,084,532 km (0.119 R)
• M8: 6,533,388 km (0.117 R)
• M9: 8,544,432 km (0.045 R)
• M10: 9,395,943 km (0.07 R)
• M11: 13,214,429 km (0.065 R)
• M12: 13,881,934 km (0.088 R)
• M13: 14,572,029 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.6

Radius: 10.4

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.5 AU - 4.48 AU

Year: 3317 Days

Day: 8.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,732,764 km

• M1: 129,402 km (0.084 R)
• M2: 544,536 km (0.094 R)
• M3: 1,140,235 km (0.119 R)
• M4: 1,641,837 km (0.046 R)
• M5: 2,001,021 km (0.114 R)
• M6: 2,544,061 km (0.102 R)
• M7: 3,807,116 km (0.079 R)
• M8: 4,235,116 km (0.074 R)
• M9: 4,763,645 km (0.114 R)
• M10: 5,504,454 km (0.039 R)
• M11: 6,278,772 km (0.111 R)
• M12: 7,445,486 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.8

Radius: 8.9

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.06 AU - 5.7 AU

Year: 4487 Days

Day: 11.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,732,764 km

• M1: 110,702 km (0.092 R)
• M2: 444,605 km (0.118 R)
• M3: 812,915 km (0.109 R)
• M4: 1,330,523 km (0.087 R)
• M5: 1,766,601 km (0.087 R)
• M6: 3,274,099 km (0.095 R)
• M7: 4,215,518 km (0.047 R)
• M8: 4,558,098 km (0.087 R)
• M9: 5,439,977 km (0.06 R)
• M10: 6,886,439 km (0.051 R)
• M11: 10,125,831 km (0.082 R)
• M12: 10,787,502 km (0.087 R)
• M13: 11,197,999 km (0.09 R)
• M14: 12,245,782 km (0.12 R)
• M15: 13,672,049 km (0.066 R)
• M16: 15,036,232 km (0.091 R)
• M17: 15,376,716 km (0.076 R)
• M18: 19,537,033 km (0.117 R)
• M19: 20,981,251 km (0.094 R)
• M20: 23,392,769 km (0.091 R)
• M21: 23,927,132 km (0.046 R)
• M22: 24,313,843 km (0.1 R)
• M23: 26,804,647 km (0.05 R)
• M24: 29,815,753 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.7

Radius: 11.3

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.84 AU - 10.4 AU

Year: 13400 Days

Day: 14.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,732,764 km

• M1: 140,622 km (0.099 R)
• M2: 649,255 km (0.088 R)
• M3: 1,030,729 km (0.09 R)
• M4: 1,909,617 km (0.117 R)
• M5: 2,867,043 km (0.094 R)
• M6: 3,883,860 km (0.067 R)
• M7: 5,706,710 km (0.092 R)
• M8: 7,806,765 km (0.088 R)
• M9: 8,979,313 km (0.118 R)
• M10: 10,491,448 km (0.088 R)
• M11: 12,806,625 km (0.112 R)
• M12: 15,965,982 km (0.052 R)
• M13: 19,438,448 km (0.112 R)
• M14: 21,673,440 km (0.098 R)
• M15: 23,678,949 km (0.068 R)
• M16: 26,119,190 km (0.083 R)
• M17: 27,291,738 km (0.109 R)
• M18: 28,499,142 km (0.116 R)
• M19: 31,732,700 km (0.055 R)
• M20: 33,067,413 km (0.118 R)
• M21: 34,061,341 km (0.059 R)
• M22: 35,331,726 km (0.118 R)
• M23: 37,697,467 km (0.085 R)
• M24: 39,332,123 km (0.094 R)
• M25: 39,887,280 km (0.078 R)
• M26: 41,013,453 km (0.099 R)
• M27: 44,219,784 km (0.118 R)
• M28: 45,122,308 km (0.094 R)
• M29: 46,809,024 km (0.074 R)
• M30: 50,145,057 km (0.111 R)
• M31: 51,126,568 km (0.115 R)
• M32: 56,227,257 km (0.049 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 14,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit