🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.87 AU - 1.05 AU

Year: 335 Days

Day: 17.7 Hours

Environment

Temp: 117 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,212,401 km

• M1: 29,770 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.11 AU - 1.37 AU

Year: 492 Days

Day: 20.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.19 AU - 1.55 AU

Year: 572 Days

Day: 33.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339

Radius: 12.1

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.48 AU - 6.78 AU

Year: 4762 Days

Day: 12.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,212,401 km

• M1: 150,495 km (0.106 R)
• M2: 2,067,293 km (0.098 R)
• M3: 2,519,976 km (0.054 R)
• M4: 3,589,451 km (0.116 R)
• M5: 4,119,626 km (0.096 R)
• M6: 5,211,691 km (0.05 R)
• M7: 5,785,099 km (0.102 R)
• M8: 11,561,223 km (0.064 R)
• M9: 13,047,777 km (0.104 R)
• M10: 13,764,201 km (0.118 R)
• M11: 15,119,558 km (0.036 R)
• M12: 17,459,119 km (0.109 R)
• M13: 19,968,025 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.4

Radius: 14.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.95 AU - 6.63 AU

Year: 5623 Days

Day: 10.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,212,401 km

• M1: 179,069 km (0.089 R)
• M2: 728,542 km (0.04 R)
• M3: 1,286,093 km (0.092 R)
• M4: 1,965,866 km (0.08 R)
• M5: 2,932,268 km (0.101 R)
• M6: 4,196,071 km (0.093 R)
• M7: 5,654,650 km (0.12 R)
• M8: 6,239,877 km (0.042 R)
• M9: 7,601,367 km (0.11 R)
• M10: 8,242,244 km (0.077 R)
• M11: 10,087,384 km (0.093 R)
• M12: 11,630,786 km (0.076 R)
• M13: 13,788,137 km (0.112 R)
• M14: 14,961,582 km (0.027 R)
• M15: 16,027,766 km (0.025 R)
• M16: 16,491,669 km (0.052 R)
• M17: 17,084,077 km (0.098 R)
• M18: 17,752,031 km (0.078 R)
• M19: 18,691,057 km (0.1 R)
• M20: 19,994,204 km (0.117 R)
• M21: 20,873,241 km (0.098 R)
• M22: 21,637,088 km (0.109 R)
• M23: 23,220,581 km (0.053 R)
• M24: 24,419,908 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.1

Radius: 13.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.84 AU - 7.94 AU

Year: 5758 Days

Day: 6.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,212,401 km

• M1: 170,392 km (0.038 R)
• M2: 654,790 km (0.094 R)
• M3: 1,109,567 km (0.036 R)
• M4: 1,706,613 km (0.108 R)
• M5: 2,315,027 km (0.112 R)
• M6: 2,836,076 km (0.116 R)
• M7: 3,788,716 km (0.073 R)
• M8: 4,492,873 km (0.101 R)
• M9: 4,945,107 km (0.112 R)
• M10: 5,696,238 km (0.067 R)
• M11: 6,757,934 km (0.078 R)
• M12: 8,532,464 km (0.115 R)
• M13: 9,965,462 km (0.073 R)
• M14: 11,406,987 km (0.053 R)
• M15: 12,203,446 km (0.097 R)
• M16: 16,008,319 km (0.113 R)
• M17: 17,521,800 km (0.114 R)
• M18: 20,253,158 km (0.11 R)
• M19: 23,178,694 km (0.117 R)
• M20: 24,132,829 km (0.033 R)
• M21: 25,112,995 km (0.1 R)
• M22: 26,891,863 km (0.06 R)
• M23: 27,679,496 km (0.058 R)
• M24: 28,213,111 km (0.06 R)
• M25: 30,699,577 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.7

Radius: 11.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.14 AU - 9.06 AU

Year: 8990 Days

Day: 13.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,212,401 km

• M1: 147,952 km (0.041 R)
• M2: 644,019 km (0.107 R)
• M3: 1,150,258 km (0.067 R)
• M4: 2,241,724 km (0.094 R)
• M5: 3,151,728 km (0.077 R)
• M6: 3,802,179 km (0.081 R)
• M7: 4,456,969 km (0.081 R)
• M8: 8,100,126 km (0.087 R)
• M9: 11,171,670 km (0.095 R)
• M10: 15,649,433 km (0.114 R)
• M11: 16,373,936 km (0.081 R)
• M12: 18,976,191 km (0.102 R)
• M13: 22,664,676 km (0.09 R)
• M14: 28,614,183 km (0.037 R)
• M15: 32,472,911 km (0.105 R)
• M16: 35,192,600 km (0.113 R)
• M17: 36,094,077 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.3

Radius: 4.3

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 10.77 AU - 16.59 AU

Year: 18035 Days

Day: 24 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,212,401 km

• M1: 53,706 km (0.036 R)
• M2: 236,963 km (0.104 R)
• M3: 488,437 km (0.101 R)
• M4: 1,266,047 km (0.099 R)
• M5: 1,428,360 km (0.094 R)
• M6: 2,033,783 km (0.115 R)
• M7: 2,516,386 km (0.098 R)
• M8: 3,273,949 km (0.055 R)
• M9: 3,856,633 km (0.076 R)
• M10: 4,227,037 km (0.119 R)
• M11: 4,856,396 km (0.102 R)
• M12: 9,563,493 km (0.113 R)
• M13: 10,389,273 km (0.081 R)
• M14: 11,261,578 km (0.091 R)
• M15: 12,237,255 km (0.092 R)
• M16: 18,043,598 km (0.083 R)
• M17: 19,910,878 km (0.058 R)
• M18: 23,075,023 km (0.102 R)
• M19: 29,364,865 km (0.113 R)
• M20: 29,666,006 km (0.109 R)
• M21: 33,551,362 km (0.054 R)
• M22: 40,426,132 km (0.113 R)
• M23: 41,550,958 km (0.073 R)
• M24: 42,057,497 km (0.099 R)
• M25: 42,696,579 km (0.065 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 11,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit