🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.76 AU - 0.92 AU

Year: 283 Days

Day: 25.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,496,857 km

• M1: 29,471 km (0.093 R)
• M2: 153,188 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.17 AU - 1.43 AU

Year: 544 Days

Day: 44.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.99 AU - 4.01 AU

Year: 2404 Days

Day: 48 Hours

Environment

Temp: -115 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.16 AU - 3.92 AU

Year: 2445 Days

Day: 28.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 67.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,496,857 km

• M1: 42,635 km (0.095 R)

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.4

Radius: 12.5

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.01 AU - 6.61 AU

Year: 5819 Days

Day: 11.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,496,857 km

• M1: 265,237 km (0.072 R)
• M2: 696,228 km (0.083 R)
• M3: 1,629,869 km (0.08 R)
• M4: 2,051,286 km (0.049 R)
• M5: 3,543,824 km (0.094 R)
• M6: 4,812,115 km (0.061 R)
• M7: 7,855,235 km (0.111 R)
• M8: 11,520,532 km (0.079 R)
• M9: 12,047,266 km (0.073 R)
• M10: 19,753,651 km (0.09 R)
• M11: 20,718,408 km (0.097 R)
• M12: 21,212,529 km (0.097 R)
• M13: 24,657,319 km (0.112 R)
• M14: 25,053,006 km (0.072 R)
• M15: 27,178,941 km (0.085 R)
• M16: 27,771,199 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 10.2

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.99 AU - 7.33 AU

Year: 6309 Days

Day: 6.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,496,857 km

• M1: 127,158 km (0.091 R)
• M2: 560,244 km (0.059 R)
• M3: 906,563 km (0.119 R)
• M4: 1,307,037 km (0.061 R)
• M5: 1,753,586 km (0.12 R)
• M6: 2,624,545 km (0.09 R)
• M7: 3,298,633 km (0.118 R)
• M8: 3,665,148 km (0.072 R)
• M9: 4,110,052 km (0.118 R)
• M10: 4,453,678 km (0.08 R)
• M11: 5,351,265 km (0.104 R)
• M12: 5,892,361 km (0.052 R)
• M13: 8,139,770 km (0.117 R)
• M14: 9,252,479 km (0.069 R)
• M15: 10,806,950 km (0.054 R)
• M16: 11,724,883 km (0.058 R)
• M17: 12,310,858 km (0.083 R)
• M18: 13,311,817 km (0.057 R)
• M19: 16,706,791 km (0.051 R)
• M20: 17,449,096 km (0.048 R)
• M21: 17,863,183 km (0.081 R)
• M22: 18,854,867 km (0.085 R)
• M23: 25,413,387 km (0.045 R)
• M24: 26,304,691 km (0.112 R)
• M25: 35,286,847 km (0.034 R)
• M26: 36,060,866 km (0.043 R)
• M27: 36,846,105 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170

Radius: 12.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.19 AU - 7.91 AU

Year: 7615 Days

Day: 11.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,496,857 km

• M1: 174,581 km (0.071 R)
• M2: 621,579 km (0.085 R)
• M3: 2,534,786 km (0.112 R)
• M4: 3,806,069 km (0.092 R)
• M5: 4,351,204 km (0.044 R)
• M6: 7,627,547 km (0.098 R)
• M7: 10,601,104 km (0.066 R)
• M8: 12,275,852 km (0.116 R)
• M9: 13,031,471 km (0.076 R)
• M10: 14,792,387 km (0.113 R)
• M11: 17,458,371 km (0.079 R)
• M12: 22,035,318 km (0.113 R)
• M13: 23,364,794 km (0.113 R)
• M14: 24,451,622 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.7

Radius: 3.2

Gravity: 39.62 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 16.23 AU - 18.63 AU

Year: 26713 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,496,857 km

• M1: 39,793 km (0.119 R)
• M2: 140,173 km (0.115 R)
• M3: 252,372 km (0.112 R)
• M4: 687,701 km (0.111 R)
• M5: 1,032,225 km (0.072 R)
• M6: 1,192,893 km (0.109 R)
• M7: 2,347,340 km (0.108 R)
• M8: 2,554,234 km (0.054 R)
• M9: 3,111,037 km (0.115 R)
• M10: 4,741,355 km (0.087 R)
• M11: 6,070,233 km (0.058 R)
• M12: 6,241,223 km (0.069 R)
• M13: 7,004,322 km (0.119 R)
• M14: 7,287,959 km (0.049 R)
• M15: 8,986,194 km (0.075 R)
• M16: 16,110,195 km (0.101 R)
• M17: 16,520,841 km (0.066 R)
• M18: 18,321,850 km (0.106 R)
• M19: 21,213,427 km (0.071 R)
• M20: 23,545,209 km (0.07 R)
• M21: 24,180,551 km (0.108 R)
• M22: 25,154,732 km (0.101 R)
• M23: 27,645,537 km (0.057 R)
• M24: 28,590,547 km (0.077 R)
• M25: 44,168,921 km (0.071 R)
• M26: 50,345,219 km (0.117 R)
• M27: 60,946,621 km (0.038 R)
• M28: 62,342,968 km (0.084 R)
• M29: 76,110,909 km (0.091 R)
• M30: 76,801,901 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 15,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit