🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.7 AU - 0.76 AU

Year: 238 Days

Day: 21.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,501,791 km

• M1: 20,046 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.78 AU - 0.92 AU

Year: 298 Days

Day: 44.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 67,501,791 km

• M1: 164,408 km (0.043 R)
• M2: 185,950 km (0.073 R)

Asteroid Belt

Center: 1.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.52 AU - 2.04 AU

Year: 904 Days

Day: 14.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 160 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,501,791 km

• M1: 68,366 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.02 AU - 3.26 AU

Year: 1633 Days

Day: 42.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,501,791 km

• M1: 607,517 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.7

Radius: 9

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.68 AU - 6.14 AU

Year: 5471 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,501,791 km

• M1: 113,096 km (0.118 R)
• M2: 406,906 km (0.084 R)
• M3: 702,362 km (0.114 R)
• M4: 1,196,334 km (0.07 R)
• M5: 1,580,950 km (0.117 R)
• M6: 2,061,608 km (0.083 R)
• M7: 2,722,382 km (0.115 R)
• M8: 3,083,661 km (0.089 R)
• M9: 3,559,382 km (0.098 R)
• M10: 4,152,388 km (0.118 R)
• M11: 5,591,071 km (0.09 R)
• M12: 6,517,381 km (0.112 R)
• M13: 7,000,881 km (0.084 R)
• M14: 8,075,891 km (0.116 R)
• M15: 8,445,099 km (0.075 R)
• M16: 8,825,526 km (0.118 R)
• M17: 9,702,918 km (0.078 R)
• M18: 14,925,679 km (0.044 R)
• M19: 17,479,913 km (0.071 R)
• M20: 18,098,650 km (0.096 R)
• M21: 19,053,982 km (0.092 R)
• M22: 19,975,804 km (0.094 R)
• M23: 22,337,655 km (0.09 R)
• M24: 23,735,497 km (0.057 R)
• M25: 25,034,904 km (0.103 R)
• M26: 26,300,652 km (0.101 R)
• M27: 26,949,159 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311

Radius: 3.5

Gravity: 25.39 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 12.2 AU - 13.7 AU

Year: 17746 Days

Day: 23 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,501,791 km

• M1: 44,431 km (0.084 R)
• M2: 303,983 km (0.114 R)
• M3: 536,159 km (0.119 R)
• M4: 866,471 km (0.042 R)
• M5: 991,834 km (0.038 R)
• M6: 1,559,408 km (0.077 R)
• M7: 3,268,863 km (0.117 R)
• M8: 3,394,226 km (0.075 R)
• M9: 4,069,660 km (0.058 R)
• M10: 4,454,277 km (0.046 R)
• M11: 5,826,089 km (0.049 R)
• M12: 6,707,370 km (0.11 R)
• M13: 7,075,231 km (0.106 R)
• M14: 7,851,195 km (0.07 R)
• M15: 9,020,452 km (0.06 R)
• M16: 10,247,604 km (0.087 R)
• M17: 13,027,581 km (0.051 R)
• M18: 14,055,618 km (0.112 R)
• M19: 15,345,151 km (0.116 R)
• M20: 20,015,148 km (0.083 R)
• M21: 21,206,396 km (0.111 R)
• M22: 24,484,833 km (0.118 R)
• M23: 25,159,220 km (0.117 R)
• M24: 27,772,845 km (0.112 R)
• M25: 28,190,223 km (0.078 R)
• M26: 29,576,097 km (0.116 R)
• M27: 31,682,136 km (0.056 R)
• M28: 37,443,449 km (0.104 R)
• M29: 37,570,308 km (0.055 R)
• M30: 39,772,240 km (0.11 R)
• M31: 41,921,662 km (0.117 R)
• M32: 46,743,799 km (0.084 R)
• M33: 47,631,364 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.4

Radius: 7.9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 11.62 AU - 17.06 AU

Year: 20679 Days

Day: 19.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,501,791 km

• M1: 98,286 km (0.078 R)
• M2: 354,098 km (0.08 R)
• M3: 645,664 km (0.08 R)
• M4: 950,844 km (0.119 R)
• M5: 1,515,426 km (0.107 R)
• M6: 2,106,338 km (0.098 R)
• M7: 2,412,116 km (0.059 R)
• M8: 4,444,553 km (0.087 R)
• M9: 5,570,277 km (0.116 R)
• M10: 6,118,403 km (0.057 R)
• M11: 7,646,097 km (0.115 R)
• M12: 8,174,776 km (0.105 R)
• M13: 9,039,451 km (0.069 R)
• M14: 11,621,211 km (0.116 R)
• M15: 12,126,703 km (0.119 R)
• M16: 13,317,651 km (0.072 R)
• M17: 14,657,450 km (0.096 R)
• M18: 15,700,446 km (0.1 R)
• M19: 20,552,803 km (0.115 R)
• M20: 27,080,955 km (0.117 R)
• M21: 31,717,142 km (0.094 R)
• M22: 33,330,854 km (0.101 R)
• M23: 39,622,043 km (0.105 R)
• M24: 42,523,644 km (0.086 R)
• M25: 44,026,055 km (0.111 R)
• M26: 47,136,793 km (0.092 R)
• M27: 47,776,025 km (0.06 R)
• M28: 50,224,792 km (0.064 R)
• M29: 56,440,733 km (0.114 R)
• M30: 59,732,635 km (0.06 R)
• M31: 60,669,267 km (0.09 R)
• M32: 67,098,235 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 14,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit