🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.91 AU - 0.93 AU

Year: 322 Days

Day: 26.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.96 AU - 2.98 AU

Year: 1418 Days

Day: 36.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,507,243 km

• M1: 110,702 km (0.094 R)
• M2: 703,260 km (0.105 R)

Asteroid Belt

Center: 3.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.41 AU - 4.71 AU

Year: 2988 Days

Day: 21.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,507,243 km

• M1: 74,051 km (0.102 R)
• M2: 612,005 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.78 AU - 4.72 AU

Year: 3200 Days

Day: 35.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,507,243 km

• M1: 12,716 km (0.072 R)

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.6

Radius: 12.6

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.4 AU - 7.26 AU

Year: 5142 Days

Day: 11 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 103,507,243 km

• M1: 170,691 km (0.043 R)
• M2: 886,517 km (0.065 R)
• M3: 2,104,393 km (0.08 R)
• M4: 4,299,592 km (0.057 R)
• M5: 5,086,328 km (0.085 R)
• M6: 7,557,684 km (0.067 R)
• M7: 8,416,077 km (0.104 R)
• M8: 12,793,760 km (0.106 R)
• M9: 14,728,509 km (0.098 R)
• M10: 21,560,793 km (0.116 R)
• M11: 22,376,999 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.7

Radius: 12.7

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.11 AU - 6.97 AU

Year: 6109 Days

Day: 6.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 103,507,243 km

• M1: 163,211 km (0.079 R)
• M2: 608,265 km (0.088 R)
• M3: 1,504,805 km (0.112 R)
• M4: 3,003,327 km (0.037 R)
• M5: 4,379,777 km (0.114 R)
• M6: 4,935,982 km (0.079 R)
• M7: 6,266,505 km (0.078 R)
• M8: 6,839,615 km (0.099 R)
• M9: 7,852,991 km (0.053 R)
• M10: 9,523,700 km (0.083 R)
• M11: 10,859,758 km (0.071 R)
• M12: 11,496,447 km (0.052 R)
• M13: 13,344,878 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891

Radius: 5.7

Gravity: 27.42 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 16.42 AU - 19.52 AU

Year: 27824 Days

Day: 19.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 103,507,243 km

• M1: 71,059 km (0.108 R)
• M2: 263,442 km (0.109 R)
• M3: 510,578 km (0.115 R)
• M4: 1,142,479 km (0.093 R)
• M5: 1,329,327 km (0.096 R)
• M6: 2,175,452 km (0.071 R)
• M7: 4,543,886 km (0.111 R)
• M8: 5,059,400 km (0.025 R)
• M9: 7,357,522 km (0.082 R)
• M10: 7,571,298 km (0.114 R)
• M11: 9,185,758 km (0.055 R)
• M12: 9,878,546 km (0.111 R)
• M13: 10,809,942 km (0.085 R)
• M14: 15,296,532 km (0.104 R)
• M15: 16,631,394 km (0.074 R)
• M16: 26,680,930 km (0.076 R)
• M17: 31,741,227 km (0.098 R)
• M18: 33,317,241 km (0.072 R)
• M19: 34,198,672 km (0.065 R)
• M20: 34,495,773 km (0.072 R)
• M21: 38,678,230 km (0.114 R)
• M22: 45,119,466 km (0.079 R)
• M23: 49,156,813 km (0.109 R)
• M24: 50,682,711 km (0.053 R)
• M25: 52,043,454 km (0.068 R)
• M26: 52,239,876 km (0.109 R)
• M27: 53,030,351 km (0.117 R)
• M28: 53,628,293 km (0.114 R)
• M29: 54,635,087 km (0.067 R)
• M30: 58,787,924 km (0.063 R)
• M31: 59,000,951 km (0.063 R)
• M32: 61,378,062 km (0.054 R)
• M33: 65,404,189 km (0.05 R)
• M34: 65,862,258 km (0.083 R)
• M35: 67,481,804 km (0.078 R)
• M36: 84,348,815 km (0.12 R)
• M37: 99,525,369 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 11,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit