🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.52 AU - 0.6 AU

Year: 160 Days

Day: 44.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.58 AU - 0.9 AU

Year: 244 Days

Day: 30.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 139.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.76 AU - 1.04 AU

Year: 327 Days

Day: 42.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.11 AU - 3.21 AU

Year: 1661 Days

Day: 43.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,362,335 km

• M1: 683,662 km (0.095 R)

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.8

Radius: 10.8

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.23 AU - 4.25 AU

Year: 3343 Days

Day: 10.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,362,335 km

• M1: 134,638 km (0.065 R)
• M2: 976,126 km (0.073 R)
• M3: 2,534,338 km (0.103 R)
• M4: 4,046,174 km (0.072 R)
• M5: 4,883,473 km (0.101 R)
• M6: 5,264,947 km (0.117 R)
• M7: 5,776,722 km (0.09 R)
• M8: 7,715,211 km (0.117 R)
• M9: 8,412,337 km (0.057 R)
• M10: 8,850,509 km (0.091 R)
• M11: 9,575,461 km (0.113 R)
• M12: 12,357,682 km (0.059 R)
• M13: 14,059,806 km (0.063 R)
• M14: 15,206,624 km (0.057 R)
• M15: 15,913,025 km (0.101 R)
• M16: 16,302,428 km (0.113 R)
• M17: 17,567,727 km (0.099 R)
• M18: 18,406,223 km (0.114 R)
• M19: 20,488,326 km (0.062 R)
• M20: 22,863,342 km (0.098 R)
• M21: 23,502,573 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.4

Radius: 10.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.26 AU - 4.74 AU

Year: 3655 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,362,335 km

• M1: 130,599 km (0.047 R)
• M2: 560,244 km (0.118 R)
• M3: 932,743 km (0.089 R)
• M4: 1,551,480 km (0.107 R)
• M5: 1,886,280 km (0.072 R)
• M6: 2,282,564 km (0.073 R)
• M7: 3,931,282 km (0.063 R)
• M8: 5,930,808 km (0.091 R)
• M9: 7,760,838 km (0.046 R)
• M10: 8,093,843 km (0.068 R)
• M11: 8,531,417 km (0.086 R)
• M12: 9,557,060 km (0.086 R)
• M13: 10,515,534 km (0.096 R)
• M14: 10,886,387 km (0.067 R)
• M15: 14,905,483 km (0.117 R)
• M16: 16,738,207 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.6

Radius: 10.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.01 AU - 5.77 AU

Year: 4140 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,362,335 km

• M1: 129,402 km (0.057 R)
• M2: 462,557 km (0.111 R)
• M3: 832,662 km (0.088 R)
• M4: 1,735,186 km (0.092 R)
• M5: 2,275,084 km (0.116 R)
• M6: 2,891,278 km (0.094 R)
• M7: 3,265,871 km (0.099 R)
• M8: 3,596,482 km (0.05 R)
• M9: 4,197,567 km (0.11 R)
• M10: 4,567,223 km (0.107 R)
• M11: 5,704,167 km (0.116 R)
• M12: 6,608,785 km (0.097 R)
• M13: 7,141,054 km (0.093 R)
• M14: 8,191,231 km (0.114 R)
• M15: 8,597,539 km (0.11 R)
• M16: 9,860,444 km (0.092 R)
• M17: 11,450,670 km (0.09 R)
• M18: 12,263,136 km (0.1 R)
• M19: 13,067,823 km (0.115 R)
• M20: 13,483,106 km (0.104 R)
• M21: 14,340,302 km (0.076 R)
• M22: 15,590,641 km (0.085 R)
• M23: 16,321,726 km (0.063 R)
• M24: 17,852,561 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.5

Radius: 4

Gravity: 36.72 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.8 AU - 18.04 AU

Year: 24321 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,362,335 km

• M1: 52,658 km (0.114 R)
• M2: 206,744 km (0.058 R)
• M3: 333,154 km (0.093 R)
• M4: 1,051,224 km (0.07 R)
• M5: 1,895,704 km (0.111 R)
• M6: 3,986,933 km (0.105 R)
• M7: 4,710,538 km (0.063 R)
• M8: 6,639,901 km (0.099 R)
• M9: 7,254,450 km (0.058 R)
• M10: 8,433,131 km (0.11 R)
• M11: 9,733,735 km (0.066 R)
• M12: 10,587,789 km (0.096 R)
• M13: 16,613,442 km (0.104 R)
• M14: 18,368,075 km (0.064 R)
• M15: 18,825,246 km (0.113 R)
• M16: 19,289,897 km (0.092 R)
• M17: 20,729,927 km (0.101 R)
• M18: 24,695,616 km (0.068 R)
• M19: 29,138,524 km (0.1 R)
• M20: 34,085,426 km (0.093 R)
• M21: 34,360,387 km (0.063 R)
• M22: 34,498,316 km (0.093 R)
• M23: 55,003,846 km (0.114 R)
• M24: 68,854,514 km (0.086 R)
• M25: 70,845,662 km (0.094 R)
• M26: 72,647,269 km (0.117 R)
• M27: 74,248,714 km (0.069 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 13,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit