🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.5 AU - 0.6 AU

Year: 186 Days

Day: 22.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.83 AU - 0.87 AU

Year: 358 Days

Day: 31 Hours

Environment

Temp: -51 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.01 AU - 1.13 AU

Year: 505 Days

Day: 44.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.3

Radius: 14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.84 AU - 7.84 AU

Year: 8167 Days

Day: 10.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,857,581 km

• M1: 174,132 km (0.074 R)
• M2: 901,178 km (0.032 R)
• M3: 1,515,127 km (0.027 R)
• M4: 2,078,214 km (0.106 R)
• M5: 2,956,652 km (0.104 R)
• M6: 5,257,318 km (0.106 R)
• M7: 6,290,291 km (0.118 R)
• M8: 7,084,357 km (0.111 R)
• M9: 7,837,582 km (0.066 R)
• M10: 8,605,917 km (0.063 R)
• M11: 9,067,127 km (0.091 R)
• M12: 9,997,476 km (0.097 R)
• M13: 10,594,372 km (0.093 R)
• M14: 11,580,521 km (0.114 R)
• M15: 13,123,024 km (0.105 R)
• M16: 13,632,106 km (0.102 R)
• M17: 14,366,931 km (0.116 R)
• M18: 15,072,883 km (0.069 R)
• M19: 17,451,639 km (0.115 R)
• M20: 18,507,949 km (0.103 R)
• M21: 21,300,194 km (0.079 R)
• M22: 21,791,473 km (0.075 R)
• M23: 26,803,002 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.4

Radius: 9

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.4 AU - 8.9 AU

Year: 9660 Days

Day: 9.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,857,581 km

• M1: 112,049 km (0.066 R)
• M2: 1,288,636 km (0.066 R)
• M3: 2,368,583 km (0.059 R)
• M4: 3,392,132 km (0.115 R)
• M5: 4,598,639 km (0.118 R)
• M6: 5,078,997 km (0.056 R)
• M7: 7,422,598 km (0.107 R)
• M8: 8,342,475 km (0.067 R)
• M9: 10,920,046 km (0.101 R)
• M10: 14,296,620 km (0.086 R)
• M11: 16,598,033 km (0.037 R)
• M12: 25,148,748 km (0.07 R)
• M13: 25,885,967 km (0.104 R)
• M14: 31,138,797 km (0.113 R)
• M15: 37,179,110 km (0.12 R)
• M16: 40,976,951 km (0.075 R)
• M17: 41,997,508 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.6

Radius: 5.2

Gravity: 29.68 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.25 AU - 11.11 AU

Year: 13750 Days

Day: 15.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,857,581 km

• M1: 65,973 km (0.069 R)
• M2: 292,613 km (0.112 R)
• M3: 479,461 km (0.084 R)
• M4: 738,415 km (0.061 R)
• M5: 1,391,410 km (0.071 R)
• M6: 1,853,218 km (0.085 R)
• M7: 4,590,859 km (0.104 R)
• M8: 5,790,784 km (0.034 R)
• M9: 7,544,071 km (0.091 R)
• M10: 13,213,232 km (0.047 R)
• M11: 13,887,470 km (0.033 R)
• M12: 17,127,909 km (0.061 R)
• M13: 18,421,332 km (0.079 R)
• M14: 21,751,381 km (0.111 R)
• M15: 23,950,470 km (0.083 R)
• M16: 25,875,196 km (0.062 R)
• M17: 30,259,909 km (0.112 R)
• M18: 32,748,619 km (0.077 R)
• M19: 37,061,676 km (0.082 R)
• M20: 43,039,158 km (0.105 R)
• M21: 48,196,993 km (0.084 R)
• M22: 52,574,975 km (0.106 R)
• M23: 52,909,476 km (0.101 R)
• M24: 53,413,770 km (0.113 R)
• M25: 53,582,666 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.2

Radius: 5.5

Gravity: 32.04 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.5 AU - 11.28 AU

Year: 16407 Days

Day: 22.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,857,581 km

• M1: 68,366 km (0.116 R)
• M2: 291,716 km (0.113 R)
• M3: 549,623 km (0.06 R)
• M4: 1,308,533 km (0.102 R)
• M5: 1,818,063 km (0.085 R)
• M6: 2,542,117 km (0.065 R)
• M7: 2,905,340 km (0.038 R)
• M8: 3,330,198 km (0.118 R)
• M9: 3,795,597 km (0.112 R)
• M10: 3,980,949 km (0.113 R)
• M11: 5,413,797 km (0.11 R)
• M12: 7,588,053 km (0.038 R)
• M13: 8,921,269 km (0.066 R)
• M14: 9,989,248 km (0.071 R)
• M15: 11,520,831 km (0.093 R)
• M16: 12,443,700 km (0.08 R)
• M17: 14,138,644 km (0.055 R)
• M18: 15,743,082 km (0.087 R)
• M19: 18,858,457 km (0.113 R)
• M20: 20,702,251 km (0.054 R)
• M21: 24,318,181 km (0.099 R)
• M22: 25,831,214 km (0.088 R)
• M23: 26,949,608 km (0.119 R)
• M24: 29,402,414 km (0.067 R)
• M25: 33,289,416 km (0.114 R)
• M26: 34,478,868 km (0.067 R)
• M27: 34,881,586 km (0.099 R)
• M28: 36,942,446 km (0.101 R)
• M29: 38,217,020 km (0.117 R)
• M30: 38,792,822 km (0.115 R)
• M31: 48,305,302 km (0.112 R)
• M32: 48,809,596 km (0.109 R)
• M33: 52,792,490 km (0.097 R)
• M34: 56,427,419 km (0.104 R)
• M35: 56,799,768 km (0.056 R)
• M36: 61,005,114 km (0.08 R)
• M37: 71,978,567 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 14,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit