🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.53 AU - 0.67 AU

Year: 162 Days

Day: 32.3 Hours

Environment

Temp: 256 °C

Axial Tilt: 59 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.76 AU - 1 AU

Year: 287 Days

Day: 37.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,613,820 km

• M1: 109,954 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.79 AU - 1.11 AU

Year: 322 Days

Day: 30.2 Hours

Environment

Temp: 140 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.97 AU - 1.51 AU

Year: 481 Days

Day: 21.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 20.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.46 AU - 1.54 AU

Year: 640 Days

Day: 29.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.49 AU - 5.21 AU

Year: 3160 Days

Day: 14.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.4

Radius: 11

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.16 AU - 8.26 AU

Year: 7455 Days

Day: 5.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,613,820 km

• M1: 136,732 km (0.082 R)
• M2: 636,389 km (0.088 R)
• M3: 2,986,871 km (0.116 R)
• M4: 3,333,938 km (0.086 R)
• M5: 4,227,187 km (0.036 R)
• M6: 4,641,723 km (0.096 R)
• M7: 5,754,282 km (0.042 R)
• M8: 6,389,026 km (0.072 R)
• M9: 7,445,636 km (0.113 R)
• M10: 9,123,525 km (0.044 R)
• M11: 9,569,327 km (0.051 R)
• M12: 12,311,606 km (0.118 R)
• M13: 13,366,121 km (0.044 R)
• M14: 17,317,599 km (0.044 R)
• M15: 17,751,283 km (0.095 R)
• M16: 19,293,338 km (0.083 R)
• M17: 25,714,079 km (0.074 R)
• M18: 29,053,552 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.4

Radius: 13.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.09 AU - 8.23 AU

Year: 8118 Days

Day: 9.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,613,820 km

• M1: 170,392 km (0.063 R)
• M2: 735,423 km (0.096 R)
• M3: 1,349,074 km (0.056 R)
• M4: 1,987,857 km (0.118 R)
• M5: 2,585,799 km (0.099 R)
• M6: 3,136,918 km (0.105 R)
• M7: 3,720,050 km (0.076 R)
• M8: 4,690,192 km (0.069 R)
• M9: 5,367,123 km (0.085 R)
• M10: 6,403,686 km (0.068 R)
• M11: 6,987,717 km (0.12 R)
• M12: 7,911,035 km (0.103 R)
• M13: 8,998,162 km (0.061 R)
• M14: 10,741,127 km (0.103 R)
• M15: 11,369,438 km (0.089 R)
• M16: 13,624,177 km (0.1 R)
• M17: 15,729,468 km (0.08 R)
• M18: 17,313,859 km (0.093 R)
• M19: 18,450,354 km (0.041 R)
• M20: 19,494,099 km (0.104 R)
• M21: 23,258,579 km (0.104 R)
• M22: 24,641,761 km (0.12 R)
• M23: 31,503,217 km (0.081 R)
• M24: 32,491,610 km (0.092 R)
• M25: 33,500,498 km (0.045 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.7

Radius: 8.9

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 11.52 AU - 11.92 AU

Year: 13973 Days

Day: 7.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,613,820 km

• M1: 110,702 km (0.119 R)
• M2: 409,449 km (0.029 R)
• M3: 735,423 km (0.112 R)
• M4: 1,064,987 km (0.117 R)
• M5: 1,434,195 km (0.115 R)
• M6: 1,783,506 km (0.102 R)
• M7: 2,478,986 km (0.116 R)
• M8: 3,111,187 km (0.111 R)
• M9: 4,085,967 km (0.112 R)
• M10: 6,840,512 km (0.084 R)
• M11: 7,373,829 km (0.12 R)
• M12: 9,569,925 km (0.103 R)
• M13: 10,466,615 km (0.092 R)
• M14: 11,114,972 km (0.074 R)
• M15: 11,852,340 km (0.053 R)
• M16: 14,984,022 km (0.094 R)
• M17: 17,381,178 km (0.107 R)
• M18: 18,970,506 km (0.083 R)
• M19: 20,022,927 km (0.114 R)
• M20: 21,299,446 km (0.115 R)
• M21: 22,532,431 km (0.028 R)
• M22: 24,013,600 km (0.073 R)
• M23: 27,388,378 km (0.095 R)
• M24: 28,731,617 km (0.061 R)
• M25: 33,905,609 km (0.064 R)
• M26: 37,182,252 km (0.116 R)
• M27: 38,688,702 km (0.088 R)
• M28: 39,809,639 km (0.089 R)
• M29: 42,854,554 km (0.09 R)
• M30: 53,603,011 km (0.1 R)
• M31: 54,470,380 km (0.107 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 16,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit