🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.66 AU - 0.8 AU

Year: 235 Days

Day: 25.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,580,023 km

• M1: 55,950 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.06 AU - 1.38 AU

Year: 508 Days

Day: 15.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 11.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.27 AU - 4.39 AU

Year: 3394 Days

Day: 10.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,580,023 km

• M1: 146,756 km (0.115 R)
• M2: 1,010,534 km (0.091 R)
• M3: 1,479,224 km (0.112 R)
• M4: 1,849,628 km (0.033 R)
• M5: 2,357,513 km (0.111 R)
• M6: 2,987,170 km (0.096 R)
• M7: 4,010,420 km (0.048 R)
• M8: 4,704,404 km (0.105 R)
• M9: 5,454,338 km (0.075 R)
• M10: 6,158,944 km (0.099 R)
• M11: 6,870,581 km (0.109 R)
• M12: 7,411,976 km (0.092 R)
• M13: 8,069,459 km (0.078 R)
• M14: 8,703,305 km (0.063 R)
• M15: 10,451,655 km (0.107 R)
• M16: 11,689,877 km (0.07 R)
• M17: 12,821,286 km (0.092 R)
• M18: 14,852,376 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.3

Radius: 14.3

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.04 AU - 9.16 AU

Year: 10342 Days

Day: 10.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 98,580,023 km

• M1: 178,171 km (0.08 R)
• M2: 641,775 km (0.087 R)
• M3: 2,468,066 km (0.107 R)
• M4: 3,026,215 km (0.093 R)
• M5: 4,100,178 km (0.101 R)
• M6: 6,054,675 km (0.119 R)
• M7: 6,995,196 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21

Radius: 3.2

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 14.41 AU - 14.87 AU

Year: 21103 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 98,580,023 km

• M1: 45,927 km (0.086 R)
• M2: 530,175 km (0.077 R)
• M3: 1,801,009 km (0.084 R)
• M4: 2,138,801 km (0.079 R)
• M5: 2,992,406 km (0.097 R)
• M6: 3,625,953 km (0.037 R)
• M7: 4,028,671 km (0.116 R)
• M8: 4,184,402 km (0.095 R)
• M9: 4,344,173 km (0.083 R)
• M10: 4,555,405 km (0.076 R)
• M11: 4,675,681 km (0.091 R)
• M12: 6,775,736 km (0.089 R)
• M13: 8,311,957 km (0.119 R)
• M14: 21,977,573 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.1

Radius: 5.2

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 13.98 AU - 21.68 AU

Year: 28363 Days

Day: 24 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,580,023 km

• M1: 318,494 km (0.1 R)
• M2: 564,134 km (0.083 R)
• M3: 726,746 km (0.111 R)
• M4: 1,300,005 km (0.1 R)
• M5: 1,478,476 km (0.101 R)
• M6: 5,784,052 km (0.112 R)
• M7: 7,417,661 km (0.076 R)
• M8: 10,004,657 km (0.104 R)
• M9: 10,292,483 km (0.064 R)
• M10: 18,279,364 km (0.093 R)
• M11: 19,769,658 km (0.096 R)
• M12: 21,056,499 km (0.07 R)
• M13: 26,433,944 km (0.103 R)
• M14: 27,429,518 km (0.114 R)
• M15: 31,539,569 km (0.086 R)
• M16: 43,646,226 km (0.082 R)
• M17: 46,772,971 km (0.112 R)
• M18: 51,056,556 km (0.117 R)
• M19: 51,737,975 km (0.097 R)
• M20: 59,450,194 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 6.9

Gravity: 14.09 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 16.61 AU - 20.25 AU

Year: 29807 Days

Day: 24.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 98,580,023 km

• M1: 85,869 km (0.084 R)
• M2: 411,693 km (0.104 R)
• M3: 650,751 km (0.109 R)
• M4: 1,719,029 km (0.058 R)
• M5: 1,939,536 km (0.063 R)
• M6: 2,563,360 km (0.094 R)
• M7: 2,825,754 km (0.079 R)
• M8: 3,561,477 km (0.094 R)
• M9: 3,957,013 km (0.107 R)
• M10: 4,492,274 km (0.111 R)
• M11: 6,628,831 km (0.117 R)
• M12: 7,125,496 km (0.113 R)
• M13: 9,363,630 km (0.112 R)
• M14: 9,672,849 km (0.091 R)
• M15: 10,117,154 km (0.098 R)
• M16: 11,673,571 km (0.075 R)
• M17: 14,666,426 km (0.053 R)
• M18: 15,942,346 km (0.101 R)
• M19: 17,475,724 km (0.071 R)
• M20: 19,105,144 km (0.106 R)
• M21: 20,314,493 km (0.092 R)
• M22: 25,186,148 km (0.103 R)
• M23: 26,392,655 km (0.065 R)
• M24: 27,890,728 km (0.09 R)
• M25: 28,273,998 km (0.065 R)
• M26: 29,313,104 km (0.097 R)
• M27: 31,055,471 km (0.108 R)
• M28: 34,745,452 km (0.12 R)
• M29: 35,937,148 km (0.026 R)
• M30: 37,001,986 km (0.09 R)
• M31: 37,775,258 km (0.054 R)
• M32: 38,717,575 km (0.101 R)
• M33: 39,354,263 km (0.062 R)
• M34: 46,646,860 km (0.11 R)
• M35: 47,006,493 km (0.101 R)
• M36: 51,084,232 km (0.08 R)
• M37: 56,607,385 km (0.099 R)
• M38: 71,172,533 km (0.041 R)
• M39: 94,213,897 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 14,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit