🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.5 AU - 0.6 AU

Year: 149 Days

Day: 45.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.82 AU - 3.36 AU

Year: 1984 Days

Day: 16.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,485,319 km

• M1: 1,645,726 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.68 AU - 3.72 AU

Year: 2091 Days

Day: 20.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,485,319 km

• M1: 389,852 km (0.113 R)
• M2: 1,417,589 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.67 AU - 4.13 AU

Year: 2290 Days

Day: 16.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.3

Radius: 11.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.43 AU - 8.29 AU

Year: 6563 Days

Day: 7.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,485,319 km

• M1: 153,936 km (0.118 R)
• M2: 605,572 km (0.1 R)
• M3: 1,193,342 km (0.12 R)
• M4: 2,215,245 km (0.081 R)
• M5: 2,849,091 km (0.09 R)
• M6: 4,241,698 km (0.086 R)
• M7: 5,088,721 km (0.08 R)
• M8: 5,897,298 km (0.106 R)
• M9: 6,348,036 km (0.12 R)
• M10: 7,983,739 km (0.089 R)
• M11: 8,650,048 km (0.087 R)
• M12: 9,925,968 km (0.086 R)
• M13: 11,096,871 km (0.048 R)
• M14: 11,974,562 km (0.088 R)
• M15: 14,667,772 km (0.086 R)
• M16: 17,434,734 km (0.066 R)
• M17: 23,979,641 km (0.066 R)
• M18: 27,380,001 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 14.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.57 AU - 10.55 AU

Year: 9147 Days

Day: 12.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,485,319 km

• M1: 183,108 km (0.101 R)
• M2: 678,726 km (0.065 R)
• M3: 1,374,655 km (0.038 R)
• M4: 1,833,023 km (0.093 R)
• M5: 2,340,309 km (0.099 R)
• M6: 4,520,399 km (0.101 R)
• M7: 7,526,867 km (0.069 R)
• M8: 8,170,737 km (0.11 R)
• M9: 8,666,205 km (0.084 R)
• M10: 9,471,340 km (0.112 R)
• M11: 14,855,218 km (0.043 R)
• M12: 15,459,145 km (0.119 R)
• M13: 19,117,261 km (0.103 R)
• M14: 21,147,305 km (0.06 R)
• M15: 27,291,439 km (0.12 R)
• M16: 29,543,784 km (0.044 R)
• M17: 34,649,111 km (0.072 R)
• M18: 41,096,181 km (0.047 R)
• M19: 43,366,179 km (0.039 R)
• M20: 46,284,235 km (0.09 R)
• M21: 48,009,397 km (0.113 R)
• M22: 49,035,190 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.9

Radius: 14.6

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.61 AU - 13.17 AU

Year: 14975 Days

Day: 11 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,485,319 km

• M1: 181,612 km (0.099 R)
• M2: 645,365 km (0.081 R)
• M3: 1,782,758 km (0.087 R)
• M4: 4,149,845 km (0.079 R)
• M5: 5,237,122 km (0.085 R)
• M6: 5,881,889 km (0.08 R)
• M7: 7,849,999 km (0.116 R)
• M8: 10,226,062 km (0.052 R)
• M9: 14,607,334 km (0.058 R)
• M10: 19,119,805 km (0.053 R)
• M11: 21,854,753 km (0.099 R)
• M12: 23,961,689 km (0.104 R)
• M13: 25,109,255 km (0.119 R)
• M14: 26,016,715 km (0.114 R)
• M15: 26,571,723 km (0.058 R)
• M16: 27,993,651 km (0.081 R)
• M17: 30,782,754 km (0.081 R)
• M18: 33,425,550 km (0.051 R)
• M19: 35,873,270 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.7

Radius: 5.3

Gravity: 13.23 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 15.74 AU - 23.52 AU

Year: 31767 Days

Day: 18.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,485,319 km

• M1: 65,973 km (0.089 R)
• M2: 380,278 km (0.081 R)
• M3: 904,918 km (0.051 R)
• M4: 1,432,998 km (0.06 R)
• M5: 1,727,556 km (0.12 R)
• M6: 1,939,088 km (0.097 R)
• M7: 2,484,821 km (0.072 R)
• M8: 2,704,580 km (0.097 R)
• M9: 3,155,169 km (0.114 R)
• M10: 3,874,734 km (0.097 R)
• M11: 4,661,769 km (0.087 R)
• M12: 9,056,206 km (0.064 R)
• M13: 9,937,039 km (0.091 R)
• M14: 10,119,847 km (0.091 R)
• M15: 13,581,691 km (0.114 R)
• M16: 16,114,832 km (0.079 R)
• M17: 25,913,642 km (0.114 R)
• M18: 42,004,838 km (0.058 R)
• M19: 43,288,687 km (0.102 R)
• M20: 48,861,208 km (0.117 R)
• M21: 51,910,012 km (0.045 R)
• M22: 53,015,690 km (0.094 R)
• M23: 78,551,897 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 18,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit