🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.44 AU - 0.66 AU

Year: 179 Days

Day: 32.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.61 AU - 0.81 AU

Year: 263 Days

Day: 37.2 Hours

Environment

Temp: -21 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 32,399,718 km

• M1: 81,980 km (0.11 R)
• M2: 686,654 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.92 AU - 1.06 AU

Year: 433 Days

Day: 29.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1 AU - 1.42 AU

Year: 585 Days

Day: 29.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,399,718 km

• M1: 134,638 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.53 AU - 2.41 AU

Year: 1216 Days

Day: 38.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.65 AU - 2.71 AU

Year: 1415 Days

Day: 22.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,399,718 km

• M1: 466,446 km (0.101 R)

Asteroid Belt

Center: 3.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366

Radius: 9.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.3 AU - 4.68 AU

Year: 4183 Days

Day: 9.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,399,718 km

• M1: 139,425 km (0.029 R)
• M2: 921,972 km (0.1 R)
• M3: 1,310,178 km (0.111 R)
• M4: 1,795,623 km (0.109 R)
• M5: 3,095,330 km (0.084 R)
• M6: 4,521,147 km (0.037 R)
• M7: 9,884,380 km (0.116 R)
• M8: 11,705,285 km (0.12 R)
• M9: 14,665,528 km (0.117 R)
• M10: 15,528,708 km (0.052 R)
• M11: 15,893,727 km (0.05 R)
• M12: 16,211,323 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 11.4

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.09 AU - 8.93 AU

Year: 9968 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,399,718 km

• M1: 142,716 km (0.068 R)
• M2: 539,600 km (0.088 R)
• M3: 1,073,963 km (0.05 R)
• M4: 2,158,847 km (0.088 R)
• M5: 2,815,582 km (0.053 R)
• M6: 3,473,513 km (0.071 R)
• M7: 6,338,761 km (0.116 R)
• M8: 8,827,022 km (0.057 R)
• M9: 9,264,447 km (0.073 R)
• M10: 10,448,514 km (0.06 R)
• M11: 12,023,031 km (0.076 R)
• M12: 14,876,162 km (0.081 R)
• M13: 15,991,264 km (0.115 R)
• M14: 16,569,311 km (0.103 R)
• M15: 18,231,044 km (0.085 R)
• M16: 21,013,714 km (0.111 R)
• M17: 23,880,607 km (0.071 R)
• M18: 24,827,562 km (0.07 R)
• M19: 25,799,350 km (0.074 R)
• M20: 34,268,085 km (0.09 R)
• M21: 36,208,519 km (0.061 R)
• M22: 39,910,318 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.1

Radius: 4.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 9.31 AU - 12.27 AU

Year: 15585 Days

Day: 16.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,399,718 km

• M1: 60,886 km (0.108 R)
• M2: 234,270 km (0.097 R)
• M3: 711,637 km (0.085 R)
• M4: 960,568 km (0.106 R)
• M5: 1,223,112 km (0.052 R)
• M6: 1,698,983 km (0.112 R)
• M7: 2,474,050 km (0.027 R)
• M8: 3,819,234 km (0.059 R)
• M9: 4,581,884 km (0.039 R)
• M10: 5,709,702 km (0.088 R)
• M11: 6,273,237 km (0.029 R)
• M12: 7,081,066 km (0.068 R)
• M13: 7,656,868 km (0.106 R)
• M14: 7,918,365 km (0.114 R)
• M15: 9,700,375 km (0.056 R)
• M16: 12,081,075 km (0.078 R)
• M17: 14,595,815 km (0.03 R)
• M18: 22,705,366 km (0.115 R)
• M19: 22,858,704 km (0.073 R)
• M20: 23,557,476 km (0.114 R)
• M21: 28,050,947 km (0.103 R)
• M22: 30,497,920 km (0.115 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 - 17,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit