🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.66 AU - 0.94 AU

Year: 261 Days

Day: 47.5 Hours

Environment

Temp: 100 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.82 AU - 0.98 AU

Year: 312 Days

Day: 21.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,604,394 km

• M1: 436,227 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.03 AU - 1.43 AU

Year: 498 Days

Day: 22.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 84.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.25 AU - 1.41 AU

Year: 560 Days

Day: 21.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.19 AU - 2.27 AU

Year: 1216 Days

Day: 41.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,604,394 km

• M1: 839,094 km (0.078 R)

Asteroid Belt

Center: 7.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.9

Radius: 11.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.29 AU - 13.47 AU

Year: 15910 Days

Day: 14.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,604,394 km

• M1: 152,889 km (0.116 R)
• M2: 950,994 km (0.072 R)
• M3: 1,649,466 km (0.045 R)
• M4: 2,269,250 km (0.116 R)
• M5: 2,903,395 km (0.087 R)
• M6: 3,372,983 km (0.115 R)
• M7: 3,920,362 km (0.1 R)
• M8: 4,436,175 km (0.095 R)
• M9: 5,853,615 km (0.114 R)
• M10: 7,214,357 km (0.081 R)
• M11: 7,682,748 km (0.097 R)
• M12: 8,633,592 km (0.047 R)
• M13: 10,125,831 km (0.094 R)
• M14: 11,044,212 km (0.117 R)
• M15: 11,495,250 km (0.09 R)
• M16: 12,616,037 km (0.089 R)
• M17: 13,679,229 km (0.065 R)
• M18: 14,665,977 km (0.089 R)
• M19: 15,211,411 km (0.112 R)
• M20: 16,054,843 km (0.113 R)
• M21: 21,521,449 km (0.056 R)
• M22: 22,226,204 km (0.092 R)
• M23: 22,674,549 km (0.082 R)
• M24: 23,404,138 km (0.115 R)
• M25: 23,774,842 km (0.069 R)
• M26: 24,149,435 km (0.098 R)
• M27: 29,708,492 km (0.09 R)
• M28: 44,255,688 km (0.111 R)
• M29: 45,108,396 km (0.082 R)
• M30: 51,700,875 km (0.117 R)

Asteroid Belt

Center: 13.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498

Radius: 3.2

Gravity: 48.63 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.45 AU - 16.89 AU

Year: 20523 Days

Day: 20.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,604,394 km

• M1: 39,793 km (0.089 R)
• M2: 207,193 km (0.107 R)
• M3: 702,661 km (0.086 R)
• M4: 931,097 km (0.039 R)
• M5: 1,349,074 km (0.108 R)
• M6: 2,112,172 km (0.086 R)
• M7: 2,214,048 km (0.077 R)
• M8: 4,009,672 km (0.048 R)
• M9: 5,417,687 km (0.101 R)
• M10: 6,378,853 km (0.114 R)
• M11: 6,635,862 km (0.114 R)
• M12: 6,855,173 km (0.108 R)
• M13: 7,308,454 km (0.058 R)
• M14: 8,477,113 km (0.087 R)
• M15: 9,052,167 km (0.102 R)
• M16: 10,514,038 km (0.103 R)
• M17: 13,127,213 km (0.1 R)
• M18: 16,379,471 km (0.12 R)
• M19: 19,588,196 km (0.101 R)
• M20: 20,313,296 km (0.067 R)
• M21: 23,392,769 km (0.104 R)
• M22: 26,549,284 km (0.097 R)
• M23: 27,436,549 km (0.099 R)
• M24: 27,774,341 km (0.058 R)
• M25: 27,887,586 km (0.082 R)
• M26: 29,387,305 km (0.095 R)
• M27: 29,740,954 km (0.116 R)
• M28: 31,922,241 km (0.032 R)
• M29: 32,546,513 km (0.037 R)
• M30: 33,179,013 km (0.098 R)
• M31: 33,434,227 km (0.093 R)
• M32: 34,598,996 km (0.12 R)
• M33: 36,600,017 km (0.116 R)
• M34: 41,862,870 km (0.051 R)
• M35: 45,690,481 km (0.098 R)
• M36: 48,915,512 km (0.077 R)
• M37: 56,175,197 km (0.115 R)
• M38: 57,818,979 km (0.058 R)
• M39: 59,119,433 km (0.094 R)
• M40: 65,714,006 km (0.1 R)
• M41: 66,318,382 km (0.087 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 12,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit