🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.8 AU - 1.02 AU

Year: 319 Days

Day: 40.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,094,070 km

• M1: 71,209 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.95 AU - 0.97 AU

Year: 345 Days

Day: 21.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,094,070 km

• M1: 445,203 km (0.043 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.95 AU - 1.45 AU

Year: 483 Days

Day: 18 Hours

Environment

Temp: 11 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 35,094,070 km

• M1: 88,712 km (0.083 R)
• M2: 825,481 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.55 AU - 1.83 AU

Year: 806 Days

Day: 36.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.51 AU - 4.87 AU

Year: 3148 Days

Day: 19.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.2

Radius: 14.8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.79 AU - 5.03 AU

Year: 3994 Days

Day: 8.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,094,070 km

• M1: 184,155 km (0.109 R)
• M2: 667,506 km (0.06 R)
• M3: 1,482,216 km (0.115 R)
• M4: 1,992,644 km (0.111 R)
• M5: 2,530,747 km (0.101 R)
• M6: 2,993,453 km (0.088 R)
• M7: 3,866,357 km (0.103 R)
• M8: 4,951,540 km (0.079 R)
• M9: 5,501,162 km (0.074 R)
• M10: 6,035,975 km (0.064 R)
• M11: 7,179,950 km (0.085 R)
• M12: 8,087,111 km (0.077 R)
• M13: 9,216,126 km (0.119 R)
• M14: 10,012,735 km (0.112 R)
• M15: 11,187,677 km (0.028 R)
• M16: 12,588,960 km (0.102 R)
• M17: 13,570,322 km (0.097 R)
• M18: 14,055,318 km (0.094 R)
• M19: 14,703,077 km (0.089 R)
• M20: 16,274,154 km (0.078 R)
• M21: 17,839,247 km (0.082 R)
• M22: 19,017,330 km (0.07 R)
• M23: 20,625,358 km (0.069 R)
• M24: 21,397,432 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.2

Radius: 13.9

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.95 AU - 9.35 AU

Year: 10160 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 168.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,094,070 km

• M1: 176,376 km (0.066 R)
• M2: 613,052 km (0.093 R)
• M3: 1,162,974 km (0.052 R)
• M4: 2,160,343 km (0.086 R)
• M5: 3,694,619 km (0.059 R)
• M6: 5,865,733 km (0.114 R)
• M7: 8,651,694 km (0.093 R)
• M8: 14,029,438 km (0.091 R)
• M9: 14,773,837 km (0.116 R)
• M10: 15,675,314 km (0.099 R)
• M11: 17,802,147 km (0.063 R)
• M12: 18,454,244 km (0.067 R)
• M13: 19,729,117 km (0.097 R)
• M14: 23,301,364 km (0.079 R)
• M15: 26,622,138 km (0.037 R)
• M16: 30,656,942 km (0.096 R)
• M17: 31,911,021 km (0.081 R)
• M18: 33,417,023 km (0.053 R)
• M19: 35,535,927 km (0.114 R)
• M20: 36,570,396 km (0.095 R)
• M21: 40,163,737 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.9

Radius: 6.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.71 AU - 13.31 AU

Year: 16243 Days

Day: 19.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,094,070 km

• M1: 86,916 km (0.104 R)
• M2: 365,916 km (0.043 R)
• M3: 782,546 km (0.085 R)
• M4: 1,232,986 km (0.087 R)
• M5: 1,473,988 km (0.086 R)
• M6: 1,902,586 km (0.101 R)
• M7: 2,210,757 km (0.043 R)
• M8: 2,480,931 km (0.097 R)
• M9: 2,849,839 km (0.089 R)
• M10: 3,275,894 km (0.095 R)
• M11: 3,933,227 km (0.027 R)
• M12: 4,757,063 km (0.072 R)
• M13: 5,386,720 km (0.09 R)
• M14: 5,974,041 km (0.043 R)
• M15: 9,436,185 km (0.112 R)
• M16: 11,939,855 km (0.104 R)
• M17: 13,816,859 km (0.094 R)
• M18: 14,157,344 km (0.094 R)
• M19: 15,032,791 km (0.089 R)
• M20: 15,393,023 km (0.119 R)
• M21: 16,381,565 km (0.034 R)
• M22: 17,809,178 km (0.073 R)
• M23: 18,759,573 km (0.045 R)
• M24: 30,673,398 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 16,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit