🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.45 AU - 0.63 AU

Year: 149 Days

Day: 23 Hours

Environment

Temp: 225 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.99 AU - 1.45 AU

Year: 505 Days

Day: 44.5 Hours

Environment

Temp: -19 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,657,427 km

• M1: 38,297 km (0.119 R)
• M2: 835,355 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.31 AU - 1.59 AU

Year: 654 Days

Day: 39.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,657,427 km

• M1: 306,376 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.62 AU - 2.5 AU

Year: 1108 Days

Day: 14 Hours

Environment

Temp: -85 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.4

Radius: 14.5

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4 AU - 5.88 AU

Year: 4115 Days

Day: 11.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,657,427 km

• M1: 180,265 km (0.116 R)
• M2: 633,547 km (0.086 R)
• M3: 1,192,594 km (0.045 R)
• M4: 1,727,257 km (0.082 R)
• M5: 2,307,098 km (0.106 R)
• M6: 2,964,581 km (0.104 R)
• M7: 3,992,618 km (0.096 R)
• M8: 4,971,885 km (0.12 R)
• M9: 5,800,508 km (0.105 R)
• M10: 7,634,428 km (0.075 R)
• M11: 8,595,146 km (0.119 R)
• M12: 9,291,973 km (0.093 R)
• M13: 10,306,396 km (0.116 R)
• M14: 10,757,284 km (0.086 R)
• M15: 11,436,757 km (0.045 R)
• M16: 12,280,639 km (0.095 R)
• M17: 13,309,274 km (0.114 R)
• M18: 17,308,623 km (0.112 R)
• M19: 18,661,736 km (0.076 R)
• M20: 21,445,453 km (0.094 R)
• M21: 22,798,117 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.6

Radius: 12.7

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.89 AU - 11.73 AU

Year: 13319 Days

Day: 13.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,657,427 km

• M1: 158,275 km (0.077 R)
• M2: 613,501 km (0.065 R)
• M3: 1,017,116 km (0.105 R)
• M4: 1,719,478 km (0.115 R)
• M5: 3,009,012 km (0.109 R)
• M6: 3,577,633 km (0.079 R)
• M7: 5,650,910 km (0.105 R)
• M8: 7,342,263 km (0.069 R)
• M9: 10,915,708 km (0.104 R)
• M10: 14,207,459 km (0.114 R)
• M11: 20,351,893 km (0.095 R)
• M12: 24,557,238 km (0.067 R)
• M13: 28,740,743 km (0.116 R)
• M14: 34,132,101 km (0.097 R)
• M15: 46,241,899 km (0.051 R)
• M16: 51,560,552 km (0.111 R)
• M17: 57,632,580 km (0.099 R)
• M18: 59,819,551 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.8

Radius: 6

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 14.22 AU - 16.06 AU

Year: 22076 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,657,427 km

• M1: 86,318 km (0.114 R)
• M2: 293,810 km (0.073 R)
• M3: 527,781 km (0.06 R)
• M4: 1,081,593 km (0.069 R)
• M5: 1,317,957 km (0.085 R)
• M6: 1,650,214 km (0.102 R)
• M7: 3,013,799 km (0.114 R)
• M8: 4,768,881 km (0.105 R)
• M9: 7,455,808 km (0.104 R)
• M10: 8,317,193 km (0.051 R)
• M11: 9,395,195 km (0.12 R)
• M12: 11,125,294 km (0.049 R)
• M13: 14,102,142 km (0.105 R)
• M14: 19,668,230 km (0.077 R)
• M15: 22,107,573 km (0.039 R)
• M16: 23,682,989 km (0.085 R)
• M17: 34,368,316 km (0.088 R)
• M18: 36,099,163 km (0.102 R)
• M19: 42,055,253 km (0.116 R)
• M20: 44,033,834 km (0.088 R)
• M21: 54,863,523 km (0.1 R)
• M22: 55,531,029 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.6

Radius: 5.1

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 15.63 AU - 16.49 AU

Year: 24118 Days

Day: 16.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,657,427 km

• M1: 74,649 km (0.057 R)
• M2: 846,724 km (0.08 R)
• M3: 1,149,959 km (0.115 R)
• M4: 1,567,187 km (0.076 R)
• M5: 2,631,875 km (0.11 R)
• M6: 3,428,035 km (0.097 R)
• M7: 4,137,129 km (0.106 R)
• M8: 5,104,878 km (0.082 R)
• M9: 6,525,758 km (0.118 R)
• M10: 7,873,336 km (0.088 R)
• M11: 8,755,814 km (0.078 R)
• M12: 10,496,535 km (0.08 R)
• M13: 13,200,965 km (0.083 R)
• M14: 13,520,356 km (0.102 R)
• M15: 16,409,839 km (0.039 R)
• M16: 16,704,846 km (0.07 R)
• M17: 20,271,259 km (0.07 R)
• M18: 22,276,021 km (0.101 R)
• M19: 25,182,109 km (0.09 R)
• M20: 28,331,144 km (0.091 R)
• M21: 33,947,198 km (0.055 R)
• M22: 35,520,219 km (0.12 R)
• M23: 38,680,325 km (0.049 R)
• M24: 39,862,447 km (0.118 R)
• M25: 48,364,692 km (0.116 R)
• M26: 53,196,554 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 18,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit