🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.79 AU - 0.85 AU

Year: 221 Days

Day: 22 Hours

Environment

Temp: 249 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,401,829 km

• M1: 131,796 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.34 AU - 1.8 AU

Year: 585 Days

Day: 40.3 Hours

Environment

Temp: 95 °C

Axial Tilt: 43 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.01 AU - 3.03 AU

Year: 1189 Days

Day: 46.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.33 AU - 5.23 AU

Year: 2632 Days

Day: 33.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,401,829 km

• M1: 1,406,519 km (0.025 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.04 AU - 4.54 AU

Year: 2641 Days

Day: 47.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 9.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.11 AU - 13.69 AU

Year: 14580 Days

Day: 14.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 111,401,829 km

• M1: 119,828 km (0.047 R)
• M2: 463,753 km (0.1 R)
• M3: 774,618 km (0.063 R)
• M4: 1,407,566 km (0.085 R)
• M5: 2,163,634 km (0.102 R)
• M6: 2,632,923 km (0.117 R)
• M7: 8,805,331 km (0.079 R)
• M8: 13,119,135 km (0.064 R)
• M9: 15,054,483 km (0.09 R)
• M10: 15,437,453 km (0.118 R)
• M11: 16,557,941 km (0.118 R)
• M12: 18,447,961 km (0.102 R)
• M13: 22,568,185 km (0.081 R)
• M14: 23,837,074 km (0.078 R)
• M15: 26,056,808 km (0.047 R)
• M16: 27,642,545 km (0.092 R)
• M17: 30,596,355 km (0.081 R)
• M18: 32,998,897 km (0.086 R)
• M19: 37,239,248 km (0.109 R)
• M20: 39,368,924 km (0.063 R)
• M21: 40,096,568 km (0.079 R)
• M22: 41,329,254 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.9

Radius: 12.7

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.57 AU - 17.07 AU

Year: 15271 Days

Day: 11 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 111,401,829 km

• M1: 157,975 km (0.092 R)
• M2: 775,964 km (0.079 R)
• M3: 1,256,772 km (0.09 R)
• M4: 2,073,875 km (0.087 R)
• M5: 2,602,405 km (0.111 R)
• M6: 3,220,244 km (0.104 R)
• M7: 4,185,150 km (0.11 R)
• M8: 5,504,454 km (0.099 R)
• M9: 7,002,676 km (0.067 R)
• M10: 7,416,614 km (0.12 R)
• M11: 8,068,262 km (0.1 R)
• M12: 9,092,708 km (0.075 R)
• M13: 9,536,116 km (0.075 R)
• M14: 11,119,610 km (0.068 R)
• M15: 11,974,113 km (0.091 R)
• M16: 12,628,155 km (0.083 R)
• M17: 14,138,196 km (0.113 R)
• M18: 14,667,323 km (0.039 R)
• M19: 23,997,443 km (0.079 R)
• M20: 26,604,635 km (0.067 R)
• M21: 31,027,346 km (0.105 R)
• M22: 37,655,579 km (0.118 R)
• M23: 40,764,522 km (0.115 R)
• M24: 43,067,581 km (0.03 R)
• M25: 43,900,692 km (0.096 R)
• M26: 44,744,574 km (0.117 R)
• M27: 45,313,195 km (0.072 R)
• M28: 45,886,604 km (0.088 R)
• M29: 49,127,193 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 23.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.4

Radius: 6.9

Gravity: 14.9 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 21.35 AU - 26.53 AU

Year: 34817 Days

Day: 18 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 111,401,829 km

• M1: 94,695 km (0.026 R)
• M2: 768,035 km (0.093 R)
• M3: 1,370,765 km (0.05 R)
• M4: 2,529,401 km (0.098 R)
• M5: 2,772,647 km (0.072 R)
• M6: 5,065,982 km (0.079 R)
• M7: 5,955,940 km (0.072 R)
• M8: 8,099,528 km (0.082 R)
• M9: 16,471,324 km (0.081 R)
• M10: 18,707,214 km (0.11 R)
• M11: 19,530,152 km (0.105 R)
• M12: 55,386,816 km (0.082 R)
• M13: 56,866,190 km (0.115 R)
• M14: 66,299,233 km (0.113 R)
• M15: 69,905,739 km (0.08 R)
• M16: 70,642,359 km (0.073 R)
• M17: 71,881,627 km (0.09 R)
• M18: 79,356,434 km (0.115 R)
• M19: 84,247,238 km (0.066 R)
• M20: 105,498,363 km (0.087 R)

Kuiper Belt

Range: 36.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 11,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit