🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.81 AU - 0.87 AU

Year: 281 Days

Day: 22.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.88 AU - 1.16 AU

Year: 376 Days

Day: 25.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.41 AU - 1.55 AU

Year: 658 Days

Day: 38 Hours

Environment

Temp: -44 °C

Axial Tilt: 96.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,298,452 km

• M1: 78,688 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.28 AU - 3.36 AU

Year: 1730 Days

Day: 16.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.27 AU - 4.49 AU

Year: 3348 Days

Day: 34.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600

Radius: 8.2

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.96 AU - 5.82 AU

Year: 3950 Days

Day: 11.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,298,452 km

• M1: 102,175 km (0.081 R)
• M2: 363,822 km (0.05 R)
• M3: 1,059,751 km (0.056 R)
• M4: 1,663,678 km (0.114 R)
• M5: 2,043,208 km (0.102 R)
• M6: 3,479,796 km (0.067 R)
• M7: 6,075,768 km (0.108 R)
• M8: 8,143,659 km (0.091 R)
• M9: 8,607,562 km (0.103 R)
• M10: 8,938,922 km (0.098 R)
• M11: 9,824,541 km (0.117 R)
• M12: 13,119,733 km (0.118 R)
• M13: 13,608,470 km (0.091 R)
• M14: 14,415,700 km (0.056 R)
• M15: 14,674,354 km (0.063 R)
• M16: 15,685,636 km (0.041 R)
• M17: 17,551,570 km (0.04 R)
• M18: 20,850,502 km (0.089 R)
• M19: 21,181,563 km (0.059 R)
• M20: 24,030,355 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 10.7

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.84 AU - 11.32 AU

Year: 9994 Days

Day: 10.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,298,452 km

• M1: 133,142 km (0.077 R)
• M2: 472,131 km (0.12 R)
• M3: 955,332 km (0.115 R)
• M4: 1,548,637 km (0.098 R)
• M5: 2,467,916 km (0.12 R)
• M6: 3,238,345 km (0.118 R)
• M7: 3,974,965 km (0.074 R)
• M8: 4,327,268 km (0.107 R)
• M9: 5,479,321 km (0.114 R)
• M10: 6,378,255 km (0.077 R)
• M11: 8,689,841 km (0.106 R)
• M12: 10,872,474 km (0.057 R)
• M13: 11,840,073 km (0.069 R)
• M14: 12,864,070 km (0.052 R)
• M15: 13,337,847 km (0.102 R)
• M16: 14,008,045 km (0.101 R)
• M17: 16,636,181 km (0.099 R)
• M18: 17,484,700 km (0.092 R)
• M19: 19,810,348 km (0.089 R)
• M20: 20,362,813 km (0.072 R)
• M21: 23,280,271 km (0.09 R)
• M22: 23,895,567 km (0.049 R)
• M23: 25,067,068 km (0.119 R)
• M24: 26,370,963 km (0.069 R)
• M25: 30,034,017 km (0.111 R)
• M26: 32,365,649 km (0.093 R)
• M27: 33,353,444 km (0.104 R)
• M28: 36,909,834 km (0.118 R)
• M29: 37,506,281 km (0.104 R)
• M30: 40,081,458 km (0.076 R)
• M31: 41,862,271 km (0.097 R)
• M32: 45,581,274 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.5

Radius: 12.4

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.15 AU - 12.05 AU

Year: 12605 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,298,452 km

• M1: 157,078 km (0.098 R)
• M2: 625,917 km (0.054 R)
• M3: 1,710,652 km (0.072 R)
• M4: 3,216,205 km (0.096 R)
• M5: 4,294,207 km (0.091 R)
• M6: 5,344,234 km (0.096 R)
• M7: 6,238,830 km (0.055 R)
• M8: 7,543,921 km (0.068 R)
• M9: 8,031,012 km (0.037 R)
• M10: 9,341,340 km (0.117 R)
• M11: 12,832,356 km (0.114 R)
• M12: 13,527,986 km (0.069 R)
• M13: 15,185,081 km (0.045 R)
• M14: 18,531,885 km (0.118 R)
• M15: 19,876,171 km (0.06 R)
• M16: 21,606,121 km (0.102 R)
• M17: 25,273,812 km (0.1 R)
• M18: 26,090,916 km (0.083 R)
• M19: 38,613,903 km (0.047 R)

Asteroid Belt

Center: 11.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 13.3

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.2 AU - 13.66 AU

Year: 15050 Days

Day: 9 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,298,452 km

• M1: 166,054 km (0.09 R)
• M2: 626,217 km (0.079 R)
• M3: 1,102,686 km (0.085 R)
• M4: 1,951,055 km (0.075 R)
• M5: 3,880,868 km (0.053 R)
• M6: 4,926,407 km (0.067 R)
• M7: 5,684,420 km (0.092 R)
• M8: 12,156,772 km (0.098 R)
• M9: 13,955,985 km (0.104 R)
• M10: 14,955,898 km (0.106 R)
• M11: 18,834,821 km (0.115 R)
• M12: 19,613,777 km (0.115 R)
• M13: 23,437,349 km (0.047 R)
• M14: 25,159,220 km (0.095 R)
• M15: 25,681,466 km (0.107 R)
• M16: 27,953,858 km (0.112 R)
• M17: 31,428,418 km (0.047 R)
• M18: 32,895,525 km (0.089 R)
• M19: 33,772,168 km (0.104 R)
• M20: 37,979,459 km (0.102 R)
• M21: 45,695,717 km (0.102 R)
• M22: 61,273,044 km (0.054 R)
• M23: 65,508,010 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 15,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit