🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.02 AU - 1.2 AU

Year: 364 Days

Day: 33.6 Hours

Environment

Temp: 177 °C

Axial Tilt: 178.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.06 AU - 1.18 AU

Year: 369 Days

Day: 36.5 Hours

Environment

Temp: 186 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,723,708 km

• M1: 45,478 km (0.088 R)
• M2: 129,253 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.7 AU - 2.54 AU

Year: 960 Days

Day: 33 Hours

Environment

Temp: -2 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.33 AU - 2.69 AU

Year: 1236 Days

Day: 32.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.39 AU - 5.09 AU

Year: 2715 Days

Day: 19.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,723,708 km

• M1: 898,784 km (0.112 R)
• M2: 3,174,616 km (0.096 R)

Asteroid Belt

Center: 7.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.8

Radius: 11.4

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 10.03 AU - 12.67 AU

Year: 11889 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,723,708 km

• M1: 145,409 km (0.109 R)
• M2: 501,602 km (0.072 R)
• M3: 1,055,413 km (0.091 R)
• M4: 1,846,337 km (0.065 R)
• M5: 2,493,497 km (0.098 R)
• M6: 3,188,379 km (0.097 R)
• M7: 5,267,191 km (0.106 R)
• M8: 5,801,854 km (0.103 R)
• M9: 8,939,071 km (0.077 R)
• M10: 15,144,989 km (0.057 R)
• M11: 19,038,274 km (0.089 R)
• M12: 19,957,852 km (0.12 R)
• M13: 21,885,570 km (0.11 R)
• M14: 28,517,992 km (0.071 R)
• M15: 30,167,308 km (0.091 R)
• M16: 38,977,875 km (0.065 R)
• M17: 45,718,156 km (0.115 R)
• M18: 49,674,721 km (0.069 R)
• M19: 53,032,744 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121

Radius: 11.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 13.11 AU - 14.73 AU

Year: 16148 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,723,708 km

• M1: 175,179 km (0.117 R)
• M2: 566,228 km (0.071 R)
• M3: 1,186,760 km (0.1 R)
• M4: 5,507,296 km (0.042 R)
• M5: 7,224,530 km (0.107 R)
• M6: 8,802,339 km (0.109 R)
• M7: 9,230,338 km (0.07 R)
• M8: 9,672,250 km (0.11 R)
• M9: 10,035,923 km (0.108 R)
• M10: 10,455,994 km (0.099 R)
• M11: 11,481,936 km (0.092 R)
• M12: 13,563,441 km (0.084 R)
• M13: 17,911,054 km (0.103 R)
• M14: 29,421,563 km (0.109 R)
• M15: 34,005,541 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.6

Radius: 4.5

Gravity: 42.15 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 14.43 AU - 19.97 AU

Year: 22179 Days

Day: 19.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,723,708 km

• M1: 55,950 km (0.07 R)
• M2: 266,883 km (0.118 R)
• M3: 567,275 km (0.113 R)
• M4: 879,486 km (0.088 R)
• M5: 1,108,819 km (0.111 R)
• M6: 1,313,918 km (0.073 R)
• M7: 1,492,538 km (0.047 R)
• M8: 2,106,787 km (0.112 R)
• M9: 3,121,360 km (0.092 R)
• M10: 5,541,404 km (0.119 R)
• M11: 8,313,902 km (0.065 R)
• M12: 8,533,661 km (0.038 R)
• M13: 9,274,619 km (0.074 R)
• M14: 12,525,531 km (0.086 R)
• M15: 13,405,465 km (0.116 R)
• M16: 14,169,462 km (0.102 R)
• M17: 14,721,328 km (0.047 R)
• M18: 20,748,028 km (0.103 R)
• M19: 27,137,951 km (0.039 R)
• M20: 29,741,104 km (0.099 R)
• M21: 34,300,548 km (0.05 R)
• M22: 35,581,106 km (0.078 R)
• M23: 36,452,214 km (0.03 R)
• M24: 37,188,983 km (0.107 R)
• M25: 39,458,682 km (0.092 R)
• M26: 39,768,051 km (0.111 R)
• M27: 44,773,745 km (0.085 R)
• M28: 50,728,788 km (0.076 R)
• M29: 52,389,025 km (0.032 R)
• M30: 53,326,854 km (0.118 R)
• M31: 60,002,958 km (0.113 R)
• M32: 64,178,983 km (0.083 R)
• M33: 65,036,777 km (0.115 R)
• M34: 69,440,938 km (0.095 R)
• M35: 71,028,022 km (0.073 R)
• M36: 81,061,850 km (0.109 R)
• M37: 83,328,258 km (0.12 R)

Kuiper Belt

Range: 35.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 19,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit