🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.69 AU - 0.81 AU

Year: 228 Days

Day: 45.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,625,038 km

• M1: 25,581 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.87 AU - 0.97 AU

Year: 310 Days

Day: 39.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.84 AU - 1.36 AU

Year: 405 Days

Day: 21 Hours

Environment

Temp: 34 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 76,625,038 km

• M1: 157,377 km (0.116 R)
• M2: 808,726 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.05 AU - 1.37 AU

Year: 468 Days

Day: 14.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,625,038 km

• M1: 82,279 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.1 AU - 5.34 AU

Year: 3604 Days

Day: 25.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,625,038 km

• M1: 1,053,767 km (0.075 R)
• M2: 1,078,750 km (0.117 R)

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.8

Radius: 13.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.42 AU - 6.78 AU

Year: 5295 Days

Day: 9.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,625,038 km

• M1: 170,392 km (0.035 R)
• M2: 667,954 km (0.059 R)
• M3: 1,716,636 km (0.083 R)
• M4: 2,168,122 km (0.046 R)
• M5: 2,790,599 km (0.119 R)
• M6: 3,360,118 km (0.076 R)
• M7: 5,550,679 km (0.116 R)
• M8: 6,724,873 km (0.103 R)
• M9: 7,681,701 km (0.12 R)
• M10: 8,329,609 km (0.03 R)
• M11: 12,131,789 km (0.087 R)
• M12: 12,748,581 km (0.095 R)
• M13: 14,157,045 km (0.077 R)
• M14: 15,250,157 km (0.094 R)
• M15: 15,968,974 km (0.096 R)
• M16: 21,353,301 km (0.117 R)
• M17: 24,778,045 km (0.075 R)
• M18: 25,604,723 km (0.081 R)
• M19: 26,279,110 km (0.099 R)
• M20: 26,792,829 km (0.108 R)
• M21: 27,313,130 km (0.1 R)
• M22: 28,017,288 km (0.065 R)
• M23: 29,278,697 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.3

Radius: 9.5

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.57 AU - 14.39 AU

Year: 14573 Days

Day: 10.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 158.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,625,038 km

• M1: 122,670 km (0.098 R)
• M2: 427,252 km (0.114 R)
• M3: 1,155,045 km (0.077 R)
• M4: 1,483,113 km (0.105 R)
• M5: 1,927,718 km (0.064 R)
• M6: 3,994,114 km (0.063 R)
• M7: 7,007,613 km (0.109 R)
• M8: 8,166,398 km (0.11 R)
• M9: 10,451,356 km (0.049 R)
• M10: 11,585,308 km (0.119 R)
• M11: 11,896,920 km (0.084 R)
• M12: 16,241,093 km (0.083 R)
• M13: 16,948,840 km (0.078 R)
• M14: 23,868,191 km (0.037 R)
• M15: 26,038,557 km (0.031 R)
• M16: 27,336,169 km (0.089 R)
• M17: 28,112,731 km (0.083 R)
• M18: 32,340,516 km (0.095 R)
• M19: 35,776,480 km (0.077 R)
• M20: 37,786,926 km (0.095 R)
• M21: 40,726,225 km (0.103 R)
• M22: 41,739,003 km (0.032 R)
• M23: 43,065,637 km (0.077 R)
• M24: 44,724,976 km (0.106 R)
• M25: 45,647,995 km (0.073 R)
• M26: 58,826,969 km (0.119 R)
• M27: 62,573,199 km (0.102 R)
• M28: 63,341,085 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.7

Radius: 5.6

Gravity: 27.19 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.66 AU - 17.04 AU

Year: 18116 Days

Day: 22.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,625,038 km

• M1: 69,713 km (0.027 R)
• M2: 343,776 km (0.119 R)
• M3: 841,189 km (0.07 R)
• M4: 1,478,177 km (0.079 R)
• M5: 1,714,392 km (0.111 R)
• M6: 3,671,281 km (0.091 R)
• M7: 4,859,836 km (0.098 R)
• M8: 6,071,729 km (0.093 R)
• M9: 7,328,500 km (0.042 R)
• M10: 14,024,501 km (0.109 R)
• M11: 16,358,826 km (0.07 R)
• M12: 24,783,879 km (0.072 R)
• M13: 27,701,935 km (0.113 R)
• M14: 29,002,390 km (0.115 R)
• M15: 32,237,444 km (0.109 R)
• M16: 32,885,950 km (0.118 R)
• M17: 40,005,612 km (0.08 R)
• M18: 42,434,483 km (0.069 R)
• M19: 43,843,097 km (0.081 R)
• M20: 46,095,592 km (0.094 R)
• M21: 57,569,599 km (0.082 R)
• M22: 60,856,414 km (0.034 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 12,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit