🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.56 AU - 0.72 AU

Year: 326 Days

Day: 23.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,603,396 km

• M1: 43,084 km (0.071 R)
• M2: 395,238 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.8

Radius: 9.5

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.61 AU - 0.99 AU

Year: 455 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 177.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,603,396 km

• M1: 118,182 km (0.034 R)
• M2: 419,323 km (0.081 R)
• M3: 776,862 km (0.11 R)
• M4: 1,919,490 km (0.109 R)
• M5: 2,928,977 km (0.114 R)
• M6: 3,514,952 km (0.101 R)
• M7: 3,939,062 km (0.088 R)

Asteroid Belt

Center: 1.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.9

Radius: 13.4

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.46 AU - 1.5 AU

Year: 1145 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,603,396 km

• M1: 169,345 km (0.113 R)
• M2: 639,381 km (0.046 R)
• M3: 1,180,178 km (0.118 R)
• M4: 1,797,269 km (0.099 R)
• M5: 2,407,329 km (0.09 R)
• M6: 3,249,864 km (0.11 R)
• M7: 4,549,720 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 12.5

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.66 AU - 1.68 AU

Year: 1372 Days

Day: 9.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,603,396 km

• M1: 155,432 km (0.112 R)
• M2: 610,210 km (0.078 R)
• M3: 1,050,177 km (0.12 R)
• M4: 1,473,689 km (0.112 R)
• M5: 2,056,971 km (0.107 R)
• M6: 2,929,126 km (0.031 R)
• M7: 3,341,568 km (0.04 R)
• M8: 3,981,398 km (0.066 R)
• M9: 5,145,120 km (0.115 R)
• M10: 5,660,933 km (0.089 R)
• M11: 6,211,154 km (0.105 R)
• M12: 6,872,526 km (0.117 R)
• M13: 7,445,785 km (0.103 R)
• M14: 8,307,469 km (0.039 R)
• M15: 10,463,773 km (0.11 R)
• M16: 11,294,490 km (0.093 R)
• M17: 12,508,028 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.7

Radius: 11.8

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.14 AU - 2.5 AU

Year: 2247 Days

Day: 7.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,603,396 km

• M1: 198,068 km (0.119 R)
• M2: 663,467 km (0.114 R)
• M3: 1,306,887 km (0.113 R)
• M4: 2,466,270 km (0.094 R)
• M5: 3,137,067 km (0.038 R)
• M6: 5,977,333 km (0.051 R)
• M7: 6,596,369 km (0.061 R)
• M8: 7,212,263 km (0.111 R)
• M9: 8,158,469 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.8

Radius: 14.2

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.44 AU - 4.18 AU

Year: 4728 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,603,396 km

• M1: 183,108 km (0.1 R)
• M2: 710,141 km (0.077 R)
• M3: 1,493,136 km (0.113 R)
• M4: 2,252,645 km (0.114 R)
• M5: 2,694,258 km (0.047 R)
• M6: 3,308,357 km (0.118 R)
• M7: 6,409,970 km (0.114 R)
• M8: 8,232,670 km (0.041 R)
• M9: 9,881,089 km (0.112 R)
• M10: 10,452,403 km (0.082 R)
• M11: 11,121,555 km (0.059 R)
• M12: 12,300,386 km (0.114 R)
• M13: 15,467,971 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.8

Radius: 14.6

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.88 AU - 4.36 AU

Year: 5317 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,603,396 km

• M1: 181,761 km (0.081 R)
• M2: 715,826 km (0.076 R)
• M3: 1,318,406 km (0.071 R)
• M4: 1,807,890 km (0.115 R)
• M5: 2,273,289 km (0.097 R)
• M6: 3,152,925 km (0.076 R)
• M7: 3,612,190 km (0.106 R)
• M8: 4,072,802 km (0.066 R)
• M9: 4,962,311 km (0.114 R)
• M10: 5,453,740 km (0.107 R)
• M11: 7,355,129 km (0.062 R)
• M12: 10,189,410 km (0.044 R)
• M13: 12,853,599 km (0.118 R)
• M14: 16,685,249 km (0.045 R)
• M15: 20,228,325 km (0.041 R)
• M16: 21,626,467 km (0.057 R)
• M17: 22,453,743 km (0.088 R)
• M18: 23,016,979 km (0.083 R)
• M19: 25,213,674 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.2

Radius: 9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.8 AU - 5.44 AU

Year: 6314 Days

Day: 8.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,603,396 km

• M1: 113,994 km (0.083 R)
• M2: 413,638 km (0.073 R)
• M3: 829,520 km (0.115 R)
• M4: 1,808,638 km (0.113 R)
• M5: 2,525,810 km (0.079 R)
• M6: 3,065,410 km (0.113 R)
• M7: 3,459,900 km (0.109 R)
• M8: 5,993,788 km (0.073 R)
• M9: 6,342,501 km (0.11 R)
• M10: 6,953,907 km (0.049 R)
• M11: 8,950,441 km (0.039 R)
• M12: 10,574,026 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.9

Radius: 3.3

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.9 AU - 9.2 AU

Year: 13190 Days

Day: 21.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,603,396 km

• M1: 68,965 km (0.056 R)
• M2: 271,520 km (0.085 R)
• M3: 755,918 km (0.081 R)
• M4: 955,930 km (0.082 R)
• M5: 1,535,024 km (0.106 R)
• M6: 1,799,812 km (0.043 R)
• M7: 2,318,318 km (0.113 R)
• M8: 3,508,818 km (0.107 R)
• M9: 3,825,218 km (0.112 R)
• M10: 4,437,073 km (0.089 R)
• M11: 5,370,414 km (0.043 R)
• M12: 6,328,888 km (0.076 R)
• M13: 7,074,483 km (0.111 R)
• M14: 11,257,838 km (0.112 R)
• M15: 18,727,110 km (0.089 R)
• M16: 22,005,248 km (0.042 R)
• M17: 22,155,744 km (0.065 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: 280 - 15,667 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit