🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.86 AU - 0.92 AU

Year: 318 Days

Day: 42.5 Hours

Environment

Temp: 41 °C

Axial Tilt: 79.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.54 AU - 3.42 AU

Year: 1948 Days

Day: 20.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,721,456 km

• M1: 69,413 km (0.112 R)

Asteroid Belt

Center: 3.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422

Radius: 12.9

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.58 AU - 4.74 AU

Year: 3810 Days

Day: 12 Hours

Environment

Temp: -145 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,721,456 km

• M1: 160,519 km (0.086 R)
• M2: 632,500 km (0.095 R)
• M3: 1,220,719 km (0.109 R)
• M4: 1,736,682 km (0.099 R)
• M5: 2,397,605 km (0.067 R)
• M6: 3,876,679 km (0.042 R)
• M7: 6,820,466 km (0.089 R)
• M8: 10,609,930 km (0.089 R)
• M9: 11,933,572 km (0.071 R)
• M10: 12,457,463 km (0.099 R)
• M11: 14,658,497 km (0.099 R)
• M12: 16,351,496 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.1

Radius: 14.3

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.49 AU - 13.19 AU

Year: 13517 Days

Day: 13.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,721,456 km

• M1: 180,265 km (0.092 R)
• M2: 943,813 km (0.047 R)
• M3: 1,440,328 km (0.105 R)
• M4: 1,989,053 km (0.097 R)
• M5: 4,941,517 km (0.104 R)
• M6: 9,239,613 km (0.113 R)
• M7: 17,581,191 km (0.068 R)
• M8: 19,108,435 km (0.11 R)
• M9: 21,991,485 km (0.112 R)
• M10: 23,013,837 km (0.09 R)
• M11: 25,232,224 km (0.114 R)
• M12: 28,095,228 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.8

Radius: 3.9

Gravity: 34.5 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.85 AU - 14.53 AU

Year: 19185 Days

Day: 21.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 81,721,456 km

• M1: 48,619 km (0.094 R)
• M2: 183,856 km (0.098 R)
• M3: 463,155 km (0.079 R)
• M4: 606,320 km (0.096 R)
• M5: 1,440,478 km (0.095 R)
• M6: 1,698,833 km (0.107 R)
• M7: 2,480,333 km (0.09 R)
• M8: 3,075,882 km (0.101 R)
• M9: 4,815,406 km (0.098 R)
• M10: 5,618,597 km (0.118 R)
• M11: 6,051,832 km (0.115 R)
• M12: 6,256,033 km (0.036 R)
• M13: 7,392,828 km (0.072 R)
• M14: 7,673,473 km (0.102 R)
• M15: 8,355,789 km (0.111 R)
• M16: 8,972,282 km (0.089 R)
• M17: 9,840,548 km (0.035 R)
• M18: 10,352,771 km (0.102 R)
• M19: 11,368,541 km (0.098 R)
• M20: 11,742,386 km (0.098 R)
• M21: 13,251,679 km (0.093 R)
• M22: 14,665,079 km (0.03 R)
• M23: 16,332,647 km (0.038 R)
• M24: 18,546,546 km (0.081 R)
• M25: 19,948,726 km (0.098 R)
• M26: 21,232,276 km (0.061 R)
• M27: 22,085,732 km (0.114 R)
• M28: 23,760,031 km (0.051 R)
• M29: 24,064,014 km (0.085 R)
• M30: 29,636,685 km (0.106 R)
• M31: 30,821,649 km (0.116 R)
• M32: 38,741,061 km (0.045 R)
• M33: 39,586,140 km (0.074 R)
• M34: 43,997,183 km (0.114 R)
• M35: 45,071,594 km (0.102 R)
• M36: 47,432,548 km (0.09 R)
• M37: 52,741,926 km (0.034 R)
• M38: 53,953,818 km (0.052 R)
• M39: 54,654,684 km (0.104 R)
• M40: 56,253,736 km (0.086 R)
• M41: 57,155,362 km (0.046 R)
• M42: 63,349,313 km (0.043 R)
• M43: 64,129,166 km (0.108 R)
• M44: 65,708,172 km (0.094 R)
• M45: 67,110,802 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.6

Radius: 6.3

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.88 AU - 14 AU

Year: 19713 Days

Day: 16.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,721,456 km

• M1: 87,964 km (0.093 R)
• M2: 312,061 km (0.109 R)
• M3: 554,559 km (0.118 R)
• M4: 856,298 km (0.115 R)
• M5: 1,400,535 km (0.08 R)
• M6: 1,948,512 km (0.052 R)
• M7: 2,217,190 km (0.12 R)
• M8: 2,654,614 km (0.073 R)
• M9: 4,487,936 km (0.082 R)
• M10: 5,071,817 km (0.111 R)
• M11: 5,342,738 km (0.052 R)
• M12: 5,746,503 km (0.096 R)
• M13: 9,107,369 km (0.12 R)
• M14: 12,580,433 km (0.11 R)
• M15: 13,735,927 km (0.092 R)
• M16: 14,803,607 km (0.051 R)
• M17: 15,118,660 km (0.106 R)
• M18: 20,786,026 km (0.076 R)
• M19: 21,081,781 km (0.07 R)
• M20: 22,603,191 km (0.07 R)
• M21: 31,708,615 km (0.12 R)
• M22: 38,525,042 km (0.03 R)
• M23: 40,178,847 km (0.095 R)
• M24: 44,112,822 km (0.03 R)
• M25: 44,929,327 km (0.094 R)
• M26: 50,040,637 km (0.067 R)
• M27: 50,928,650 km (0.103 R)
• M28: 53,470,617 km (0.117 R)
• M29: 55,148,806 km (0.103 R)
• M30: 56,286,797 km (0.118 R)
• M31: 63,860,339 km (0.036 R)
• M32: 64,485,658 km (0.064 R)
• M33: 66,173,122 km (0.116 R)
• M34: 74,131,878 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 13,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit